github.com/keybase/client/go@v0.0.0-20241007131713-f10651d043c8/stellar/stellarsvc/frontend_test.go

package stellarsvc

import (
	"context"
	"fmt"
	"regexp"
	"sort"
	"testing"
	"time"

	"github.com/davecgh/go-spew/spew"
	"github.com/keybase/client/go/engine"
	"github.com/keybase/client/go/kbtest"
	"github.com/keybase/client/go/libkb"
	"github.com/keybase/client/go/protocol/chat1"
	"github.com/keybase/client/go/protocol/keybase1"
	"github.com/keybase/client/go/protocol/stellar1"
	"github.com/keybase/client/go/stellar"
	"github.com/keybase/client/go/stellar/remote"
	"github.com/keybase/stellarnet"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func acceptDisclaimer(tc *TestContext) {
	// NOTE: this also creates a wallet
	err := tc.Srv.AcceptDisclaimerLocal(context.Background(), 0)
	require.NoError(tc.T, err)
}

func TestGetWalletAccountsLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	accountID := tcs[0].Backend.AddAccount(tcs[0].Fu.GetUID())

	err := tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(accountID),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	accts, err := tcs[0].Srv.GetWalletAccountsLocal(context.Background(), 0)
	require.NoError(t, err)

	require.Len(t, accts, 2)
	require.Equal(t, accountID, accts[0].AccountID, accountID)
	require.True(t, accts[0].IsDefault)
	require.Equal(t, "qq", accts[0].Name)
	require.Equal(t, stellar1.AccountMode_USER, accts[0].AccountMode)
	require.Equal(t, false, accts[0].AccountModeEditable)
	require.Equal(t, false, accts[0].DeviceReadOnly)
	require.True(t, accts[0].CanAddTrustline)
	require.Equal(t, "10,000.00 XLM", accts[0].BalanceDescription)
	currencyLocal := accts[0].CurrencyLocal
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), currencyLocal.Code)
	require.Equal(t, "US Dollar", currencyLocal.Name)
	require.Equal(t, "USD ($)", currencyLocal.Description)
	require.Equal(t, "$", currencyLocal.Symbol)
	require.NotEmpty(t, accts[0].Seqno)

	require.False(t, accts[1].IsDefault)
	require.Equal(t, firstAccountName(t, tcs[0]), accts[1].Name)
	require.Equal(t, stellar1.AccountMode_USER, accts[1].AccountMode)
	require.Equal(t, false, accts[1].AccountModeEditable)
	require.Equal(t, false, accts[1].DeviceReadOnly)
	require.Equal(t, "0 XLM", accts[1].BalanceDescription)
	require.False(t, accts[1].CanAddTrustline)
	currencyLocal = accts[1].CurrencyLocal
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), currencyLocal.Code)
	require.NotEmpty(t, accts[1].Seqno)

	// test the singular version as well
	argDetails := stellar1.GetWalletAccountLocalArg{AccountID: accountID}
	details, err := tcs[0].Srv.GetWalletAccountLocal(context.Background(), argDetails)
	require.NoError(t, err)
	require.Equal(t, "qq", details.Name)
	require.Equal(t, stellar1.AccountMode_USER, details.AccountMode)
	require.Equal(t, false, accts[1].AccountModeEditable)
	require.Equal(t, false, accts[1].DeviceReadOnly)
	require.True(t, details.IsDefault)
	require.Equal(t, "10,000.00 XLM", details.BalanceDescription)
	require.NotEmpty(t, details.Seqno)
	currencyLocal = details.CurrencyLocal
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), currencyLocal.Code)
	require.True(t, details.IsFunded)
	require.True(t, details.CanSubmitTx)
	require.True(t, details.CanAddTrustline)

	argDetails.AccountID = accts[1].AccountID
	details, err = tcs[0].Srv.GetWalletAccountLocal(context.Background(), argDetails)
	require.NoError(t, err)
	require.Equal(t, firstAccountName(t, tcs[0]), details.Name)
	require.False(t, details.IsDefault)
	require.Equal(t, "0 XLM", details.BalanceDescription)
	require.NotEmpty(t, details.Seqno)
	currencyLocal = details.CurrencyLocal
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), currencyLocal.Code)
	require.False(t, details.IsFunded)
	require.False(t, details.CanSubmitTx)
	require.False(t, details.CanAddTrustline)

	// Add another account that we will add 1 XLM, enough to be funded but not
	// enough to make any txs out of it.
	anotherAccountID := tcs[0].Backend.AddAccountEmpty(t, tcs[0].Fu.GetUID())
	err = tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(anotherAccountID),
		MakePrimary: false,
		Name:        "funded but 0 avail.",
	})
	require.NoError(t, err)

	tcs[0].Backend.Gift(anotherAccountID, "1")

	argDetails.AccountID = anotherAccountID
	details, err = tcs[0].Srv.GetWalletAccountLocal(context.Background(), argDetails)
	require.NoError(t, err)
	require.Equal(t, "1 XLM", details.BalanceDescription)
	require.True(t, details.IsFunded)
	require.False(t, details.CanSubmitTx)
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), details.CurrencyLocal.Code)
	require.False(t, details.CanAddTrustline)

	// Add another account that we will add 10 XLM, enough to be funded and can create trustlines
	yetAnotherAccountID := tcs[0].Backend.AddAccountEmpty(t, tcs[0].Fu.GetUID())
	err = tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(yetAnotherAccountID),
		MakePrimary: false,
		Name:        "another funded but 0 avail.",
	})
	require.NoError(t, err)

	tcs[0].Backend.Gift(yetAnotherAccountID, "10")
	argDetails.AccountID = yetAnotherAccountID
	details, err = tcs[0].Srv.GetWalletAccountLocal(context.Background(), argDetails)
	require.NoError(t, err)
	require.Equal(t, "10 XLM", details.BalanceDescription)
	require.True(t, details.IsFunded)
	require.True(t, details.CanSubmitTx)
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), details.CurrencyLocal.Code)
	require.True(t, details.CanAddTrustline)
}

func TestGetAccountAssetsLocalWithBalance(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	accountID := tcs[0].Backend.AddAccount(tcs[0].Fu.GetUID())

	err := tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(accountID),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	assets, err := tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{AccountID: accountID})
	require.NoError(t, err)

	require.Len(t, assets, 1)
	require.Equal(t, "Lumens", assets[0].Name)
	require.Equal(t, "XLM", assets[0].AssetCode)
	require.Equal(t, "Stellar network", assets[0].IssuerName)
	require.Equal(t, "", assets[0].IssuerAccountID)
	require.Equal(t, "10,000.00", assets[0].BalanceTotal)
	require.Equal(t, "9,998.9999900", assets[0].BalanceAvailableToSend)
	require.Equal(t, "USD", assets[0].WorthCurrency)
	require.Equal(t, "$3,183.28 USD", assets[0].Worth)
	require.Equal(t, "$3,182.96 USD", assets[0].AvailableToSendWorth)
}

func TestGetAccountAssetsLocalWithCHFBalance(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	accountID := tcs[0].Backend.AddAccount(tcs[0].Fu.GetUID())

	err := tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(accountID),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	curr, err := tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: accountID,
		Currency:  stellar1.OutsideCurrencyCode("CHF"),
	})
	require.NoError(t, err)
	require.Equal(t, stellar1.OutsideCurrencyCode("CHF"), curr.Code)

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	assets, err := tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{AccountID: accountID})
	require.NoError(t, err)

	require.Len(t, assets, 1)
	require.Equal(t, "Lumens", assets[0].Name)
	require.Equal(t, "XLM", assets[0].AssetCode)
	require.Equal(t, "Stellar network", assets[0].IssuerName)
	require.Equal(t, "", assets[0].IssuerAccountID)
	require.Equal(t, "10,000.00", assets[0].BalanceTotal)
	require.Equal(t, "9,998.9999900", assets[0].BalanceAvailableToSend)
	require.Equal(t, "CHF", assets[0].WorthCurrency)
	require.Equal(t, "3,183.28 CHF", assets[0].Worth)
	require.Equal(t, "3,182.96 CHF", assets[0].AvailableToSendWorth)

	// changing currency also updates DisplayCurrency in GetWalletAccountLocal
	argDetails := stellar1.GetWalletAccountLocalArg{AccountID: accountID}
	details, err := tcs[0].Srv.GetWalletAccountLocal(context.Background(), argDetails)
	require.NoError(t, err)
	currencyLocal := details.CurrencyLocal
	require.Equal(t, stellar1.OutsideCurrencyCode("CHF"), currencyLocal.Code)
	require.Equal(t, "Swiss Franc", currencyLocal.Name)
	require.Equal(t, "CHF (CHF)", currencyLocal.Description)
	require.Equal(t, "CHF", currencyLocal.Symbol)
}

func TestGetAccountAssetsLocalEmptyBalance(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	accounts, err := tcs[0].Srv.GetWalletAccountsLocal(context.Background(), 0)
	require.NoError(t, err)
	accountID := accounts[0].AccountID

	assets, err := tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{AccountID: accountID})
	require.NoError(t, err)

	require.Len(t, assets, 1)
	require.Equal(t, "Lumens", assets[0].Name)
	require.Equal(t, "XLM", assets[0].AssetCode)
	require.Equal(t, "Stellar network", assets[0].IssuerName)
	require.Equal(t, "", assets[0].IssuerAccountID)
	require.Equal(t, "0", assets[0].BalanceTotal)
	require.Equal(t, "0", assets[0].BalanceAvailableToSend)
	require.Equal(t, "USD", assets[0].WorthCurrency)
	require.Equal(t, "$0.00 USD", assets[0].Worth)
	require.Equal(t, "$0.00 USD", assets[0].AvailableToSendWorth)
}

func TestGetDisplayCurrenciesLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	currencies, err := tcs[0].Srv.GetDisplayCurrenciesLocal(context.Background(), 0)
	require.NoError(t, err)

	require.Len(t, currencies, 32)
	// USD should go first.
	require.Equal(t, "USD ($)", currencies[0].Description)
	require.Equal(t, stellar1.OutsideCurrencyCode("USD"), currencies[0].Code)
	require.Equal(t, "$", currencies[0].Symbol)
	// Rest is in alphabetical order.
	require.Equal(t, "AUD ($)", currencies[1].Description)
	require.Equal(t, stellar1.OutsideCurrencyCode("AUD"), currencies[1].Code)
	require.Equal(t, "$", currencies[1].Symbol)
}

func TestValidateAccountID(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	units := []struct {
		s  string
		ok bool
	}{
		{"GCTXTGK45J3PAPOPK7XLZVZVJYAFTSTWRDWOCRPN5ICQWHQLTBLNN4AQ", true},
		{"gctxtgk45j3papopk7xlzvzvjyaftstwrdwocrpn5icqwhqltblnn4aq", true},
		{"GCTXTGK45J3PAPOPK7XLZVZVJYAFTSTWRDWOCRPN5ICQWHQLTBLNN4A", false},
		{"GCTXTGK45J3PAPOPK7XLZVZVJYAFTSTWRDWOCRPN5ICQWHQLTBLNN4AQQ", false},
		{"GCTXTGK45J3PAPOPK7XLZVZVJYAFTSTWRDWOCRPN5ICQWHQLTBLNN4AR", false},
		{"", false},
		{"a", false},
	}
	for _, u := range units {
		t.Logf("unit: %v", u)
		err := tcs[0].Srv.ValidateAccountIDLocal(context.Background(), stellar1.ValidateAccountIDLocalArg{AccountID: stellar1.AccountID(u.s)})
		if u.ok {
			require.NoError(t, err)
		} else {
			require.Error(t, err)
		}
	}
}

func TestValidateSecretKey(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	units := []struct {
		s  string
		ok bool
	}{
		{"SDXUQS3V6JVO7IN6ZGYEGAUMHJBZK7O7644XIRSCSQ5PFONFK3LO2SCY", true},
		{"sdxuqs3v6jvo7in6zgyegaumhjbzk7o7644xirscsq5pfonfk3lo2scy", true},
		{"SDXUQS3V6JVO7IN6ZGYEGAUMHJBZK7O7644XIRSCSQ5PFONFK3LO2SC", false},
		{"SDXUQS3V6JVO7IN6ZGYEGAUMHJBZK7O7644XIRSCSQ5PFONFK3LO2SCYY", false},
		{"SDXUQS3V6JVO7IN6ZGYEGAUMHJBZK7O7644XIRSCSQ5PFONFK3LO2SCZ", false},
		{"", false},
		{"a", false},
	}
	for _, u := range units {
		t.Logf("unit: %v", u)
		err := tcs[0].Srv.ValidateSecretKeyLocal(context.Background(), stellar1.ValidateSecretKeyLocalArg{SecretKey: stellar1.SecretKey(u.s)})
		if u.ok {
			require.NoError(t, err)
		} else {
			require.Error(t, err)
		}
	}
}

func TestChangeWalletName(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.Equal(t, accs[0].Name, firstAccountName(t, tcs[0]))

	chk := func(name string, expected string) {
		err = tcs[0].Srv.ValidateAccountNameLocal(context.Background(), stellar1.ValidateAccountNameLocalArg{Name: name})
		if expected == "" {
			require.NoError(t, err)
		} else {
			require.Error(t, err)
			require.Equal(t, expected, err.Error())
		}
	}

	chk("", "name required")
	chk("office lunch money", "")
	chk("savings", "")
	res, err := tcs[0].Srv.ChangeWalletAccountNameLocal(context.Background(), stellar1.ChangeWalletAccountNameLocalArg{
		AccountID: accs[0].AccountID,
		NewName:   "office lunch money",
	})
	require.NoError(t, err)
	require.Equal(t, "office lunch money", res.Name)
	chk("office lunch money", "you already have an account with that name")
	chk("career debter", "")

	// check to make sure that the stored entry in wallet state also changed.
	name, err := tcs[0].Srv.walletState.AccountName(accs[0].AccountID)
	require.NoError(t, err)
	require.Equal(t, "office lunch money", name)

	accs, err = tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.Equal(t, accs[0].Name, "office lunch money")

	// Try invalid argument
	invalidAccID, _ := randomStellarKeypair()
	_, err = tcs[0].Srv.ChangeWalletAccountNameLocal(context.Background(), stellar1.ChangeWalletAccountNameLocalArg{
		AccountID: invalidAccID,
		NewName:   "savings",
	})
	require.Error(t, err)
	chk("savings", "")

	chk("an account used for savi", "")
	chk("an account used for savin", "account name can be 24 characters at the longest but was 25")
}

func TestSetAccountAsDefault(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)

	require.True(t, accs[0].IsPrimary)

	// Should work for accounts that are already primary and not post
	// a bundle.
	res, err := tcs[0].Srv.SetWalletAccountAsDefaultLocal(context.Background(), stellar1.SetWalletAccountAsDefaultLocalArg{
		AccountID: accs[0].AccountID,
	})
	require.NoError(t, err)
	require.Equal(t, accs[0].AccountID, res[0].AccountID)

	mctx := libkb.NewMetaContextBackground(tcs[0].G)
	bundle, err := remote.FetchSecretlessBundle(mctx)
	require.NoError(t, err)
	require.EqualValues(t, 1, bundle.Revision)

	// Test invalid arguments
	invalidAccID, _ := randomStellarKeypair()
	_, err = tcs[0].Srv.SetWalletAccountAsDefaultLocal(context.Background(), stellar1.SetWalletAccountAsDefaultLocalArg{
		AccountID: invalidAccID,
	})
	require.Error(t, err)

	_, err = tcs[0].Srv.SetWalletAccountAsDefaultLocal(context.Background(), stellar1.SetWalletAccountAsDefaultLocalArg{
		AccountID: stellar1.AccountID(""),
	})
	require.Error(t, err)

	additionalAccs := []stellar1.AccountID{
		tcs[0].Backend.AddAccountEmpty(t, tcs[0].Fu.GetUID()),
		tcs[0].Backend.AddAccountEmpty(t, tcs[0].Fu.GetUID()),
	}

	for _, v := range additionalAccs {
		err = tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
			SecretKey:   tcs[0].Backend.SecretKey(v),
			MakePrimary: false,
			Name:        "qq",
		})
		require.NoError(t, err)
	}

	for i := len(additionalAccs) - 1; i >= 0; i-- {
		v := additionalAccs[i]
		arg := stellar1.SetWalletAccountAsDefaultLocalArg{
			AccountID: v,
		}
		_, err := tcs[0].Srv.SetWalletAccountAsDefaultLocal(context.Background(), arg)
		require.NoError(t, err)

		accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
		require.NoError(t, err)
		require.Len(t, accs, 3)
		for _, acc := range accs {
			require.Equal(t, acc.IsPrimary, acc.AccountID == v)
		}
	}

	// Expecting additionalAccs[0] to be default account. Lookup
	// public Stellar address as another user.
	u0, err := tcs[1].G.LoadUserByUID(tcs[0].Fu.User.GetUID())
	require.NoError(t, err)
	u0addr := u0.StellarAccountID()
	require.NotNil(t, u0addr)
	require.Equal(t, additionalAccs[0], *u0addr)

	isPrimary, err := tcs[0].Srv.walletState.IsPrimary(additionalAccs[0])
	require.NoError(t, err)
	require.True(t, isPrimary)
}

func testCreateOrLinkNewAccount(t *testing.T, create bool) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])

	// link a new account
	var accID stellar1.AccountID
	var err error
	accName := "my other account"
	if create {
		// create new account
		arg := stellar1.CreateWalletAccountLocalArg{
			Name: accName,
		}
		accID, err = tcs[0].Srv.CreateWalletAccountLocal(context.Background(), arg)
		require.NoError(t, err)
	} else {
		a1, s1 := randomStellarKeypair()
		arg := stellar1.LinkNewWalletAccountLocalArg{
			SecretKey: s1,
			Name:      accName,
		}
		accID, err = tcs[0].Srv.LinkNewWalletAccountLocal(context.Background(), arg)
		require.NoError(t, err)
		require.Equal(t, a1, accID)
	}

	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	accts, err := tcs[0].Srv.GetWalletAccountsLocal(context.Background(), 0)
	require.NoError(t, err)

	require.Len(t, accts, 2)
	require.True(t, accts[0].IsDefault)
	require.Equal(t, firstAccountName(t, tcs[0]), accts[0].Name)
	require.Equal(t, "0 XLM", accts[0].BalanceDescription)
	require.False(t, accts[1].IsDefault)
	require.Equal(t, accID, accts[1].AccountID)
	require.Equal(t, accName, accts[1].Name)
	require.Equal(t, "0 XLM", accts[1].BalanceDescription)
}

func TestLinkNewWalletAccountLocal(t *testing.T) {
	testCreateOrLinkNewAccount(t, false /* create */)
}

func TestCreateNewWalletAccountLocal(t *testing.T) {
	testCreateOrLinkNewAccount(t, true /* create */)
}

func TestDeleteWallet(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	accID := getPrimaryAccountID(tcs[0])

	// Cannot delete the only account (also primary).
	err := tcs[0].Srv.DeleteWalletAccountLocal(context.Background(), stellar1.DeleteWalletAccountLocalArg{
		AccountID:        accID,
		UserAcknowledged: "yes",
	})
	require.Error(t, err)

	// Cannot delete account that doesnt exist.
	invalidAccID, _ := randomStellarKeypair()
	err = tcs[0].Srv.DeleteWalletAccountLocal(context.Background(), stellar1.DeleteWalletAccountLocalArg{
		AccountID:        invalidAccID,
		UserAcknowledged: "yes",
	})
	require.Error(t, err)

	// Add new account, make it primary, now first account should be
	// deletable.
	accID2 := tcs[0].Backend.AddAccountEmpty(t, tcs[0].Fu.GetUID())
	err = tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   tcs[0].Backend.SecretKey(accID2),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	// First try without `UserAcknowledged`.
	err = tcs[0].Srv.DeleteWalletAccountLocal(context.Background(), stellar1.DeleteWalletAccountLocalArg{
		AccountID: accID,
	})
	require.Error(t, err)

	err = tcs[0].Srv.DeleteWalletAccountLocal(context.Background(), stellar1.DeleteWalletAccountLocalArg{
		AccountID:        accID,
		UserAcknowledged: "yes",
	})
	require.NoError(t, err)

	accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.Equal(t, accs[0].AccountID, accID2)
	require.True(t, accs[0].IsPrimary)
}

func TestChangeDisplayCurrency(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	accID := getPrimaryAccountID(tcs[0])

	// Try invalid currency first.
	_, err := tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: accID,
		Currency:  stellar1.OutsideCurrencyCode("ZZZ"),
	})
	require.Error(t, err)

	// Try empty account id.
	_, err = tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: stellar1.AccountID(""),
		Currency:  stellar1.OutsideCurrencyCode("USD"),
	})
	require.Error(t, err)

	// Try non-existant account id.
	invalidAccID, _ := randomStellarKeypair()
	_, err = tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: invalidAccID,
		Currency:  stellar1.OutsideCurrencyCode("USD"),
	})
	require.Error(t, err)

	// Make wallet as other user, and try to change the currency as
	// first user.
	acceptDisclaimer(tcs[1])
	tcs[1].Backend.ImportAccountsForUser(tcs[1])
	accID2 := getPrimaryAccountID(tcs[1])
	_, err = tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: accID2,
		Currency:  stellar1.OutsideCurrencyCode("EUR"),
	})
	require.Error(t, err)

	// Finally, a happy path.
	res, err := tcs[0].Srv.ChangeDisplayCurrencyLocal(context.Background(), stellar1.ChangeDisplayCurrencyLocalArg{
		AccountID: accID,
		Currency:  stellar1.OutsideCurrencyCode("EUR"),
	})
	require.NoError(t, err)
	require.Equal(t, stellar1.OutsideCurrencyCode("EUR"), res.Code)

	// Check both CLI and Frontend RPCs.
	accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.NotNil(t, accs[0].ExchangeRate)
	require.EqualValues(t, "EUR", accs[0].ExchangeRate.Currency)

	balances, err := tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{
		AccountID: accID,
	})
	require.NoError(t, err)
	require.Len(t, balances, 1)
	require.EqualValues(t, "EUR", balances[0].WorthCurrency)
}

func TestAcceptDisclaimer(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	accepted, err := tcs[0].Srv.HasAcceptedDisclaimerLocal(context.Background(), 0)
	require.NoError(t, err)
	require.Equal(t, false, accepted)

	t.Logf("can't create wallet before disclaimer")
	mctx := tcs[0].MetaContext()
	_, err = stellar.CreateWallet(mctx)
	require.Error(t, err)
	require.True(t, libkb.IsAppStatusCode(err, keybase1.StatusCode_SCStellarNeedDisclaimer))

	accepted, err = tcs[0].Srv.HasAcceptedDisclaimerLocal(context.Background(), 0)
	require.NoError(t, err)
	require.Equal(t, false, accepted)

	err = tcs[0].Srv.AcceptDisclaimerLocal(context.Background(), 0)
	require.NoError(t, err)

	accepted, err = tcs[0].Srv.HasAcceptedDisclaimerLocal(context.Background(), 0)
	require.NoError(t, err)
	require.Equal(t, true, accepted)
}

func TestPublicKeyExporting(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	accID := getPrimaryAccountID(tcs[0])

	// Try empty argument.
	_, err := tcs[0].Srv.GetWalletAccountPublicKeyLocal(context.Background(), stellar1.GetWalletAccountPublicKeyLocalArg{
		AccountID: stellar1.AccountID(""),
	})
	require.Error(t, err)

	// Anything should work - even accounts that don't exist or are
	// not ours.
	randomAccID, _ := randomStellarKeypair()
	pubKey, err := tcs[0].Srv.GetWalletAccountPublicKeyLocal(context.Background(), stellar1.GetWalletAccountPublicKeyLocalArg{
		AccountID: randomAccID,
	})
	require.NoError(t, err)
	require.EqualValues(t, randomAccID, pubKey)

	// Try account of our own.
	pubKey, err = tcs[0].Srv.GetWalletAccountPublicKeyLocal(context.Background(), stellar1.GetWalletAccountPublicKeyLocalArg{
		AccountID: accID,
	})
	require.NoError(t, err)
	require.EqualValues(t, accID, pubKey)
}

func TestPrivateKeyExporting(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	accID := getPrimaryAccountID(tcs[0])

	// Try empty argument.
	_, err := tcs[0].Srv.GetWalletAccountSecretKeyLocal(context.Background(), stellar1.GetWalletAccountSecretKeyLocalArg{
		AccountID: stellar1.AccountID(""),
	})
	require.Error(t, err)

	// Try random account ID.
	randomAccID, _ := randomStellarKeypair()
	_, err = tcs[0].Srv.GetWalletAccountSecretKeyLocal(context.Background(), stellar1.GetWalletAccountSecretKeyLocalArg{
		AccountID: randomAccID,
	})
	require.Error(t, err)

	// Happy path.
	privKey, err := tcs[0].Srv.GetWalletAccountSecretKeyLocal(context.Background(), stellar1.GetWalletAccountSecretKeyLocalArg{
		AccountID: accID,
	})
	require.NoError(t, err)
	require.EqualValues(t, tcs[0].Backend.SecretKey(accID), privKey)
}

func TestGetPaymentsLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])

	srvSender := tcs[0].Srv
	rm := tcs[0].Backend
	accountIDSender := rm.AddAccount(tcs[0].Fu.GetUID())
	accountIDRecip := rm.AddAccount(tcs[1].Fu.GetUID())
	accountIDRecip2 := rm.AddAccount(tcs[1].Fu.GetUID())

	srvRecip := tcs[1].Srv

	err := srvSender.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   rm.SecretKey(accountIDSender),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	_, err = srvSender.ChangeWalletAccountNameLocal(context.Background(), stellar1.ChangeWalletAccountNameLocalArg{
		AccountID: accountIDSender,
		NewName:   "office lunch money",
	})
	require.NoError(t, err)

	err = srvRecip.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   rm.SecretKey(accountIDRecip),
		MakePrimary: true,
		Name:        "uu",
	})
	require.NoError(t, err)

	err = srvRecip.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   rm.SecretKey(accountIDRecip2),
		MakePrimary: false,
		Name:        "vv",
	})
	require.NoError(t, err)

	// Try some payments that should fail locally
	{
		_, err := srvSender.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
			BypassBid:     true,
			From:          accountIDRecip, // From the wrong account
			To:            tcs[1].Fu.Username,
			ToIsAccountID: false,
			Amount:        "1011.123",
			Asset:         stellar1.AssetNative(),
			WorthAmount:   "321.87",
			WorthCurrency: &usd,
			SecretNote:    "here you go",
			PublicMemo:    "public note",
		})
		require.Error(t, err)
		require.Contains(t, err.Error(), "Sender account not found")

		_, err = srvSender.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
			BypassBid:     true,
			From:          accountIDSender,
			To:            tcs[1].Fu.Username,
			ToIsAccountID: true, // fail to parse account ID
			Amount:        "1011.123",
			Asset:         stellar1.AssetNative(),
			WorthAmount:   "321.87",
			WorthCurrency: &usd,
			SecretNote:    "here you go",
			PublicMemo:    "public note",
		})
		require.Error(t, err)
		require.Equal(t, "recipient: Invalid Stellar address.", err.Error())
	}

	// set up notification listeners
	listenerSender := newChatListener()
	listenerRecip := newChatListener()
	tcs[0].G.NotifyRouter.AddListener(listenerSender)
	tcs[1].G.NotifyRouter.AddListener(listenerRecip)

	sendRes, err := srvSender.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accountIDSender,
		To:            tcs[1].Fu.Username,
		ToIsAccountID: false,
		Amount:        "1011.123",
		Asset:         stellar1.AssetNative(),
		WorthAmount:   "321.87",
		WorthCurrency: &usd,
		SecretNote:    "here you go",
		PublicMemo:    "public note",
	})
	require.NoError(t, err)
	require.Len(t, sendRes.KbTxID, 32)
	require.False(t, sendRes.Pending)

	// simulate exchange rate changing
	tcs[0].Backend.UseAlternateExchangeRate()

	checkPayment := func(p stellar1.PaymentLocal, sender bool) {
		require.NotEmpty(t, p.Id)
		require.NotZero(t, p.Time)
		require.Equal(t, stellar1.PaymentStatus_COMPLETED, p.StatusSimplified)
		require.Equal(t, "completed", p.StatusDescription)
		require.Empty(t, p.StatusDetail)
		if sender {
			require.Equal(t, "1,011.1230000 XLM", p.AmountDescription, "Amount")
			require.Equal(t, stellar1.BalanceDelta_DECREASE, p.Delta)
		} else {
			require.Equal(t, "1,011.1230000 XLM", p.AmountDescription, "Amount")
			require.Equal(t, stellar1.BalanceDelta_INCREASE, p.Delta)
		}
		require.Equal(t, "$321.87 USD", p.Worth, "Worth")
		require.Equal(t, "", p.WorthAtSendTime, "WorthAtSendTIme")

		require.Equal(t, stellar1.ParticipantType_KEYBASE, p.FromType)
		require.Equal(t, accountIDSender, p.FromAccountID)
		var fromAccountName string
		if sender {
			fromAccountName = "office lunch money"
		}
		require.Equal(t, fromAccountName, p.FromAccountName, "FromAccountName")
		require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
		require.Equal(t, stellar1.ParticipantType_KEYBASE, p.ToType)
		require.Equal(t, accountIDRecip, *p.ToAccountID)
		var toAccountName string
		if !sender {
			toAccountName = "uu"
		}
		require.Equal(t, toAccountName, p.ToAccountName, "ToAccountName")
		require.Equal(t, tcs[1].Fu.Username, p.ToUsername)
		require.Equal(t, "", p.ToAssertion)

		require.Equal(t, "here you go", p.Note)
		require.Empty(t, p.NoteErr)
	}
	senderPaymentsPage, err := srvSender.GetPaymentsLocal(context.Background(), stellar1.GetPaymentsLocalArg{AccountID: accountIDSender})
	require.NoError(t, err)
	senderPayments := senderPaymentsPage.Payments
	require.Len(t, senderPayments, 1)
	t.Logf("senderPayments: %v", spew.Sdump(senderPayments))
	if senderPayments[0].Err != nil {
		t.Logf("senderPayments error: %+v", *senderPayments[0].Err)
	}
	require.NotNil(t, senderPayments[0].Payment)
	checkPayment(*senderPayments[0].Payment, true)

	recipPaymentsPage, err := srvRecip.GetPaymentsLocal(context.Background(), stellar1.GetPaymentsLocalArg{AccountID: accountIDRecip})
	require.NoError(t, err)
	recipPayments := recipPaymentsPage.Payments
	require.Len(t, recipPayments, 1)
	require.NotNil(t, recipPayments[0].Payment)
	checkPayment(*recipPayments[0].Payment, false)

	// pretend that the chat message was unboxed and call the payment loader to load the info:
	loader := stellar.DefaultLoader(tcs[0].G)
	convID := chat1.ConversationID("abcd")
	msgID := chat1.MessageID(987)
	loader.LoadPayment(context.Background(), convID, msgID, tcs[0].Fu.Username, senderPayments[0].Payment.Id)

	// for the recipient too
	recipLoader := stellar.NewLoader(tcs[1].G)
	recipLoader.LoadPayment(context.Background(), convID, msgID, tcs[0].Fu.Username, senderPayments[0].Payment.Id)

	// check the sender chat notification
	select {
	case info := <-listenerSender.paymentInfos:
		t.Logf("info from listener: %+v", info)
		require.NotNil(t, info)
		require.Equal(t, info.Uid, tcs[0].Fu.User.GetUID())
		require.Equal(t, info.MsgID, msgID)
		require.True(t, info.ConvID.Eq(convID))
		require.Equal(t, info.Info.AmountDescription, "1,011.1230000 XLM")
		require.Equal(t, stellar1.BalanceDelta_DECREASE, info.Info.Delta)
		require.Equal(t, "$321.87 USD", info.Info.Worth)
		require.Equal(t, info.Info.Note, "here you go")
		require.Equal(t, info.Info.Status, stellar1.PaymentStatus_COMPLETED)
		require.Equal(t, info.Info.StatusDescription, "completed")
	case <-time.After(20 * time.Second):
		t.Fatal("timed out waiting for chat payment info notification to sender")
	}

	// check the recipient chat notification
	select {
	case info := <-listenerRecip.paymentInfos:
		t.Logf("info from listener: %+v", info)
		require.NotNil(t, info)
		require.Equal(t, info.Uid, tcs[1].Fu.User.GetUID())
		require.Equal(t, info.MsgID, msgID)
		require.True(t, info.ConvID.Eq(convID))
		require.Equal(t, info.Info.AmountDescription, "1,011.1230000 XLM")
		require.Equal(t, info.Info.Delta, stellar1.BalanceDelta_INCREASE)
		require.Equal(t, info.Info.Worth, "$321.87 USD")
		require.Equal(t, info.Info.Note, "here you go")
		require.Equal(t, info.Info.Status, stellar1.PaymentStatus_COMPLETED)
		require.Equal(t, info.Info.StatusDescription, "completed")
	case <-time.After(20 * time.Second):
		t.Fatal("timed out waiting for chat payment info notification to sender")
	}

	// check the details
	checkPaymentDetails := func(pd stellar1.PaymentDetailsLocal, sender bool) {
		p := pd.Summary
		require.NotEmpty(t, p.Id)
		require.NotZero(t, p.Time)
		require.Equal(t, stellar1.PaymentStatus_COMPLETED, p.StatusSimplified)
		require.Equal(t, "completed", p.StatusDescription)
		require.Empty(t, p.StatusDetail)
		if sender {
			require.Equal(t, "1,011.1230000 XLM", p.AmountDescription, "Amount")
			require.Equal(t, stellar1.BalanceDelta_DECREASE, p.Delta)
		} else {
			require.Equal(t, "1,011.1230000 XLM", p.AmountDescription, "Amount")
			require.Equal(t, stellar1.BalanceDelta_INCREASE, p.Delta)
		}
		require.Equal(t, "$321.87 USD", p.Worth, "Worth")
		require.Equal(t, "", p.WorthAtSendTime, "WorthAtSendTime")

		require.Equal(t, stellar1.ParticipantType_KEYBASE, p.FromType)
		require.Equal(t, accountIDSender, p.FromAccountID)
		var fromAccountName string
		if sender {
			fromAccountName = "office lunch money"
		}
		require.Equal(t, fromAccountName, p.FromAccountName)
		require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
		require.Equal(t, stellar1.ParticipantType_KEYBASE, p.ToType)
		require.Equal(t, accountIDRecip, *p.ToAccountID)
		var toAccountName string
		if !sender {
			toAccountName = "uu"
		}
		require.Equal(t, toAccountName, p.ToAccountName)
		require.Equal(t, tcs[1].Fu.Username, p.ToUsername)
		require.Equal(t, "", p.ToAssertion)

		require.Equal(t, "here you go", p.Note)
		require.Empty(t, p.NoteErr)
		require.Equal(t, "public note", pd.Details.PublicNote)
		require.Equal(t, "text", pd.Details.PublicNoteType)
		t.Logf("details: %+v", p)
		require.Equal(t, fmt.Sprintf("https://stellar.expert/explorer/public/tx/%s", p.TxID), pd.Details.ExternalTxURL)
	}
	details, err := srvSender.GetPaymentDetailsLocal(context.Background(), stellar1.GetPaymentDetailsLocalArg{
		Id:        senderPayments[0].Payment.Id,
		AccountID: accountIDSender,
	})
	require.NoError(t, err)
	checkPaymentDetails(details, true)

	details, err = srvRecip.GetPaymentDetailsLocal(context.Background(), stellar1.GetPaymentDetailsLocalArg{
		Id:        recipPayments[0].Payment.Id,
		AccountID: accountIDRecip,
	})
	require.NoError(t, err)
	checkPaymentDetails(details, false)

	// use default exchange rate again since about to send new payments.
	tcs[0].Backend.UseDefaultExchangeRate()

	// Send again with FromSeqno set.
	// Does not test whether it has any effect.
	_, err = srvSender.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accountIDSender,
		To:            tcs[1].Fu.Username,
		ToIsAccountID: false,
		Amount:        "1011.123",
		Asset:         stellar1.AssetNative(),
		WorthAmount:   "321.87",
		WorthCurrency: &usd,
		SecretNote:    "here you go",
		PublicMemo:    "public note",
	})
	require.NoError(t, err)

	// send to stellar account ID to check target in PaymentLocal
	sendRes, err = srvSender.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid: true,
		From:      accountIDSender,
		// Use a secondary account so that LookupRecipient can't resolve it to the user
		To:            accountIDRecip2.String(),
		ToIsAccountID: true,
		Amount:        "101.456",
		Asset:         stellar1.AssetNative(),
		WorthAmount:   "321.87",
		WorthCurrency: &usd,
		SecretNote:    "here you go",
		PublicMemo:    "public note",
	})
	require.NoError(t, err)
	require.Len(t, sendRes.KbTxID, 32)
	require.False(t, sendRes.Pending)
	senderPaymentsPage, err = srvSender.GetPaymentsLocal(context.Background(), stellar1.GetPaymentsLocalArg{AccountID: accountIDSender})
	require.NoError(t, err)
	senderPayments = senderPaymentsPage.Payments
	require.Len(t, senderPayments, 3)
	t.Logf("senderPayments: %+v", senderPayments)
	if senderPayments[0].Err != nil {
		t.Logf("senderPayments error: %+v", *senderPayments[0].Err)
	}
	p := senderPayments[0].Payment
	require.NotNil(t, p)
	require.Equal(t, stellar1.ParticipantType_KEYBASE, p.FromType)
	require.Equal(t, accountIDSender, p.FromAccountID)
	require.Equal(t, "office lunch money", p.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
	require.Equal(t, stellar1.ParticipantType_STELLAR, p.ToType)
	require.Equal(t, accountIDRecip2, *p.ToAccountID)
	require.Equal(t, "", p.ToAccountName)
	require.Equal(t, "", p.ToUsername)
	require.Equal(t, "", p.ToAssertion)

	recipPaymentsPage, err = srvRecip.GetPaymentsLocal(context.Background(), stellar1.GetPaymentsLocalArg{AccountID: accountIDRecip2})
	require.NoError(t, err)
	recipPayments = recipPaymentsPage.Payments
	require.Len(t, recipPayments, 1)
	p = recipPayments[0].Payment
	t.Logf("recipPayments[0]: %+v", p)
	require.NotNil(t, p)
	require.Equal(t, stellar1.ParticipantType_KEYBASE, p.FromType)
	require.Equal(t, accountIDSender, p.FromAccountID)
	require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
	require.Equal(t, "", p.FromAccountName)
	require.Equal(t, stellar1.ParticipantType_STELLAR, p.ToType)
	require.Equal(t, accountIDRecip2, *p.ToAccountID)
	require.Equal(t, "vv", p.ToAccountName)
	require.Equal(t, "", p.ToUsername)
	require.Equal(t, "", p.ToAssertion)
	require.NotEmpty(t, p.NoteErr) // can't send encrypted note to stellar address
}

func TestSendToSelf(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	rm := tcs[0].Backend
	accountID1 := rm.AddAccount(tcs[0].Fu.GetUID())
	accountID2 := rm.AddAccount(tcs[0].Fu.GetUID())

	err := tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey:   rm.SecretKey(accountID1),
		MakePrimary: true,
		Name:        "qq",
	})
	require.NoError(t, err)

	_, err = tcs[0].Srv.ChangeWalletAccountNameLocal(context.Background(), stellar1.ChangeWalletAccountNameLocalArg{
		AccountID: accountID1,
		NewName:   "office lunch money",
	})
	require.NoError(t, err)

	err = tcs[0].Srv.ImportSecretKeyLocal(context.Background(), stellar1.ImportSecretKeyLocalArg{
		SecretKey: rm.SecretKey(accountID2),
		Name:      "uu",
	})
	require.NoError(t, err)

	_, err = tcs[0].Srv.ChangeWalletAccountNameLocal(context.Background(), stellar1.ChangeWalletAccountNameLocalArg{
		AccountID: accountID2,
		NewName:   "savings",
	})
	require.NoError(t, err)

	t.Logf("Send to the same account")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accountID1,
		To:            accountID1.String(),
		ToIsAccountID: true,
		Amount:        "100",
		Asset:         stellar1.AssetNative(),
	})
	require.NoError(t, err)

	t.Logf("Send to another of the same user's account")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accountID1,
		To:            accountID2.String(),
		ToIsAccountID: true,
		Amount:        "200",
		Asset:         stellar1.AssetNative(),
	})
	require.NoError(t, err)

	t.Logf("Send from another of the same user's account")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accountID2,
		To:            accountID1.String(),
		ToIsAccountID: true,
		Amount:        "300",
		Asset:         stellar1.AssetNative(),
	})
	require.NoError(t, err)

	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), accountID1, "test")
	require.NoError(t, err)
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), accountID2, "test")
	require.NoError(t, err)

	page, err := tcs[0].Srv.GetPaymentsLocal(context.Background(), stellar1.GetPaymentsLocalArg{AccountID: accountID1})
	require.NoError(t, err)
	t.Logf("%v", spew.Sdump(page))
	require.Len(t, page.Payments, 3)

	p := page.Payments[2].Payment
	require.Equal(t, "100 XLM", p.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.FromType)
	require.Equal(t, accountID1, p.FromAccountID)
	require.Equal(t, "office lunch money", p.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.ToType)
	require.Equal(t, accountID1, *p.ToAccountID)
	require.Equal(t, "office lunch money", p.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.ToUsername)
	require.Equal(t, "", p.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)

	p = page.Payments[1].Payment
	require.Equal(t, "200 XLM", p.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.FromType)
	require.Equal(t, accountID1, p.FromAccountID)
	require.Equal(t, "office lunch money", p.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.ToType)
	require.Equal(t, accountID2, *p.ToAccountID)
	require.Equal(t, "savings", p.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.ToUsername)
	require.Equal(t, "", p.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)

	p = page.Payments[0].Payment
	require.Equal(t, "300 XLM", p.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.FromType)
	require.Equal(t, accountID2, p.FromAccountID)
	require.Equal(t, "savings", p.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, p.ToType)
	require.Equal(t, accountID1, *p.ToAccountID)
	require.Equal(t, "office lunch money", p.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, p.ToUsername)
	require.Equal(t, "", p.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)

	pd1, err := tcs[0].Srv.GetPaymentDetailsLocal(context.Background(), stellar1.GetPaymentDetailsLocalArg{
		Id:        page.Payments[2].Payment.Id,
		AccountID: accountID1,
	})
	pd := pd1.Summary
	require.NoError(t, err)
	require.Equal(t, "100 XLM", pd.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.FromType)
	require.Equal(t, accountID1, pd.FromAccountID)
	require.Equal(t, "office lunch money", pd.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.ToType)
	require.Equal(t, accountID1, *pd.ToAccountID)
	require.Equal(t, "office lunch money", pd.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.ToUsername)
	require.Equal(t, "", pd.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)

	pd1, err = tcs[0].Srv.GetPaymentDetailsLocal(context.Background(), stellar1.GetPaymentDetailsLocalArg{
		Id:        page.Payments[1].Payment.Id,
		AccountID: accountID1,
	})
	pd = pd1.Summary
	require.NoError(t, err)
	require.Equal(t, "200 XLM", pd.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.FromType)
	require.Equal(t, accountID1, pd.FromAccountID)
	require.Equal(t, "office lunch money", pd.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.ToType)
	require.Equal(t, accountID2, *pd.ToAccountID)
	require.Equal(t, "savings", pd.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.ToUsername)
	require.Equal(t, "", pd.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)

	pd1, err = tcs[0].Srv.GetPaymentDetailsLocal(context.Background(), stellar1.GetPaymentDetailsLocalArg{
		Id:        page.Payments[0].Payment.Id,
		AccountID: accountID2,
	})
	pd = pd1.Summary
	require.NoError(t, err)
	require.Equal(t, "300 XLM", pd.AmountDescription)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.FromType)
	require.Equal(t, accountID2, pd.FromAccountID)
	require.Equal(t, "savings", pd.FromAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.FromUsername)
	require.Equal(t, stellar1.ParticipantType_OWNACCOUNT, pd.ToType)
	require.Equal(t, accountID1, *pd.ToAccountID)
	require.Equal(t, "office lunch money", pd.ToAccountName)
	require.Equal(t, tcs[0].Fu.Username, pd.ToUsername)
	require.Equal(t, "", pd.ToAssertion)
	require.Equal(t, "$123.23 USD", p.WorthAtSendTime)
}

func TestPaymentDetailsEmptyAccId(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])
	backend := tcs[0].Backend
	backend.ImportAccountsForUser(tcs[0])
	backend.ImportAccountsForUser(tcs[1])

	accID := getPrimaryAccountID(tcs[0])
	backend.accounts[accID].AddBalance("1000")

	const secretNote string = "pleasure doing business 🤔"

	_, err := tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid:     true,
		From:          accID,
		To:            tcs[1].Fu.Username,
		ToIsAccountID: false,
		Amount:        "505.612",
		Asset:         stellar1.AssetNative(),
		WorthAmount:   "160.93",
		WorthCurrency: &usd,
		SecretNote:    secretNote,
		PublicMemo:    "",
	})
	require.NoError(t, err)

	senderMsgs := kbtest.MockSentMessages(tcs[0].G, tcs[0].T)
	require.Len(t, senderMsgs, 1)
	require.Equal(t, senderMsgs[0].MsgType, chat1.MessageType_SENDPAYMENT)

	// Imagine this is the receiver reading chat.
	paymentID := senderMsgs[0].Body.Sendpayment().PaymentID

	detailsRes, err := tcs[0].Srv.GetGenericPaymentDetailsLocal(context.Background(), stellar1.GetGenericPaymentDetailsLocalArg{
		// Chat/Loader does not know account IDs, just payment IDs.
		// It derives delta and formatting (whether it's a debit or
		// credit) by checking chat message sender and receiver.
		Id: paymentID,
	})
	require.NoError(t, err)
	require.Equal(t, stellar1.BalanceDelta_NONE, detailsRes.Summary.Delta)
	require.Equal(t, "505.6120000 XLM", detailsRes.Summary.AmountDescription)
	require.Equal(t, "$160.93 USD", detailsRes.Summary.Worth)
	require.Equal(t, "", detailsRes.Summary.WorthAtSendTime)
	require.Equal(t, secretNote, detailsRes.Summary.Note)
	require.Equal(t, "", detailsRes.Summary.NoteErr)
}

func TestBuildRequestLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	worthInfo := "$1.00 = 3.1414139 XLM\nSource: coinmarketcap.com"

	bres, err := tcs[0].Srv.BuildRequestLocal(context.Background(), stellar1.BuildRequestLocalArg{
		To: tcs[1].Fu.Username,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToRequest)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "$0.00 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "", bres.DisplayAmountXLM)
	require.Equal(t, "", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	bres, err = tcs[0].Srv.BuildRequestLocal(context.Background(), stellar1.BuildRequestLocalArg{
		To:     tcs[1].Fu.Username,
		Amount: "-1",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToRequest)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "Invalid amount.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.WorthDescription)
	require.Equal(t, "", bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "", bres.DisplayAmountXLM)
	require.Equal(t, "", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	bres, err = tcs[0].Srv.BuildRequestLocal(context.Background(), stellar1.BuildRequestLocalArg{
		To:     tcs[1].Fu.Username,
		Amount: "15",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToRequest)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "$4.77 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "15 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$4.77 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	t.Logf("requesting in amount composed in USD")
	bres, err = tcs[0].Srv.BuildRequestLocal(context.Background(), stellar1.BuildRequestLocalArg{
		To:       tcs[1].Fu.Username,
		Amount:   "8.50",
		Currency: &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToRequest)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})
}

func TestBuildPaymentLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)

	senderSecondaryAccountID, err := tcs[0].Srv.CreateWalletAccountLocal(context.Background(), stellar1.CreateWalletAccountLocalArg{
		Name: "second",
	})
	require.NoError(t, err)

	worthInfo := "$1.00 = 3.1414139 XLM\nSource: coinmarketcap.com"

	for _, toIsAccountID := range []bool{false, true} {
		t.Logf("toIsAccountID: %v", toIsAccountID)
		bres, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
			From:          senderAccountID,
			ToIsAccountID: toIsAccountID,
		})
		require.NoError(t, err)
		t.Logf(spew.Sdump(bres))
		require.Equal(t, false, bres.ReadyToReview)
		require.Equal(t, "", bres.ToErrMsg)
		require.Equal(t, "", bres.AmountErrMsg)
		require.Equal(t, "", bres.SecretNoteErrMsg)
		require.Equal(t, "", bres.PublicMemoErrMsg)
		require.Equal(t, "$0.00 USD", bres.WorthDescription)
		require.Equal(t, "USD", bres.WorthCurrency)
		require.Equal(t, worthInfo, bres.WorthInfo)
		require.True(t, bres.SendingIntentionXLM)
		require.Equal(t, "", bres.DisplayAmountXLM)
		require.Equal(t, "", bres.DisplayAmountFiat)
		requireBannerSet(t, bres.DeepCopy().Banners, nil)
	}

	acceptDisclaimer(tcs[1])

	bres, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From: senderAccountID,
		To:   tcs[1].Fu.Username,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$0.00 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "", bres.DisplayAmountXLM)
	require.Equal(t, "", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	recipientAccountID := getPrimaryAccountID(tcs[1])
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderAccountID,
		To:            recipientAccountID.String(),
		ToIsAccountID: true,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$0.00 USD", bres.WorthDescription)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "", bres.DisplayAmountXLM)
	require.Equal(t, "", bres.DisplayAmountFiat)
	require.Equal(t, worthInfo, bres.WorthInfo)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: "Because it's their first transaction, you must send at least 1 XLM.",
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "-1",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "Invalid amount.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "", bres.WorthDescription)
	require.Equal(t, "", bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "", bres.DisplayAmountXLM)
	require.Equal(t, "", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "30",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You have *0 XLM* available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$9.55 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "30 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$9.55 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:     senderAccountID,
		To:       tcs[1].Fu.Username,
		Amount:   "30",
		Currency: &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You have *$0.00 USD* worth of Lumens available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "94.2424166 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "94.2424166 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$30.00 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "20")
	tcs[0].Backend.Gift(senderSecondaryAccountID, "30")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderSecondaryAccountID, "test")
	require.NoError(t, err)

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "30",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You only have *18.9999900 XLM* available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$9.55 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "30 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$9.55 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	// The user's available-to-send is $6.0482288 which rounds up to $6.05.
	// Avoid the situation where you type $6.05 and it responds "your ATS is $6.05" (CORE-9338, related PICNIC-464)
	// Which while true in some way true, is not helpful for the user.
	// A user should always be able to send the string that is presented as their ATS.
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:     senderAccountID,
		To:       tcs[1].Fu.Username,
		Amount:   "6.05",
		Currency: &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You only have *$6.04 USD* worth of Lumens available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "19.0055540 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "19.0055540 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$6.05 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderAccountID,
		To:            recipientAccountID.String(),
		ToIsAccountID: true,
		Amount:        "0.01",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You must send at least *1 XLM*", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$0.00 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "0.0100000 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$0.00 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: "Because it's their first transaction, you must send at least 1 XLM.",
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderSecondaryAccountID,
		To:     "t_alice",
		Amount: "15",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$4.77 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "15 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$4.77 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "error",
		Message: "Because t_alice hasn’t set up their wallet yet, you can only send to them from your default account.",
	}})

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "15",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$4.77 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "15 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$4.77 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}})
	// and from non-primary account has an additional privacy banner
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderSecondaryAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "15",
	})
	require.NoError(t, err)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 1 XLM.", tcs[1].Fu.Username),
	}, {
		Level:   "info",
		Message: "Your Keybase username will not be linked to this transaction.",
	}})

	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		BypassBid: true,
		From:      senderAccountID,
		To:        tcs[1].Fu.Username,
		Amount:    "15",
		Asset:     stellar1.AssetNative(),
	})
	require.NoError(t, err)

	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:       senderAccountID,
		To:         tcs[1].Fu.Username,
		Amount:     "15",
		PublicMemo: "🥔🥔🥔🥔🥔🥔🥔🥔",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You only have *3.9999800 XLM* available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "Memo is too long.", bres.PublicMemoErrMsg) // too many potatoes
	require.Equal(t, "$4.77 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "15 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$4.77 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{}) // recipient is funded so banner's gone
	// and from non-primary account has a privacy banner
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:       senderSecondaryAccountID,
		To:         tcs[1].Fu.Username,
		Amount:     "15",
		PublicMemo: "🥔🥔🥔🥔🥔🥔🥔🥔",
	})
	require.NoError(t, err)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: "Your Keybase username will not be linked to this transaction.",
	}})

	// Send an amount so close to available to send that the fee would push it it over the edge.
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "3.99999900",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "You only have *3.9999800 XLM* available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "$1.27 USD", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.True(t, bres.SendingIntentionXLM)
	require.Equal(t, "3.9999990 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$1.27 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	tcs[0].Backend.Gift(senderAccountID, "30")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	t.Logf("sending in amount composed in USD")
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:     senderAccountID,
		To:       tcs[1].Fu.Username,
		Amount:   "8.50",
		Currency: &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, senderAccountID, bres.From)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.Equal(t, "26.7020180", bres.WorthAmount)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	t.Logf("using `fromDefaultAccount`")
	for _, x := range []string{"blank", "match", "wrong"} {
		var from stellar1.AccountID
		var fromRes stellar1.AccountID
		shouldFail := false
		switch x {
		case "blank":
			fromRes = senderAccountID
		case "match":
			from = senderAccountID
			fromRes = senderAccountID
			shouldFail = true
		case "wrong":
			otherAccountID, _ := randomStellarKeypair()
			from = otherAccountID
			shouldFail = true
		default:
			panic("bad case")
		}
		bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
			From:               from,
			FromPrimaryAccount: true,
			To:                 tcs[1].Fu.Username,
			Amount:             "8.50",
			Currency:           &usd,
		})
		if shouldFail {
			require.Error(t, err)
			require.Equal(t, "invalid build payment parameters", err.Error())
		} else {
			require.NoError(t, err)
			t.Logf(spew.Sdump(bres))
			require.Equal(t, true, bres.ReadyToReview)
			require.Equal(t, fromRes, bres.From, x)
			require.Equal(t, "", bres.ToErrMsg)
			require.Equal(t, "", bres.AmountErrMsg)
			require.Equal(t, "", bres.SecretNoteErrMsg)
			require.Equal(t, "", bres.PublicMemoErrMsg)
			require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
			require.Equal(t, worthInfo, bres.WorthInfo)
			require.False(t, bres.SendingIntentionXLM)
			require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
			require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
			requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})
		}
	}

	t.Logf("sending to account ID")
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderAccountID,
		To:            "GBJCIIIWEP2ZIKSNY3AP5GJ5OHNSN6Y4W5K4IVIY4VSQF5QLVE27GADK",
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: "Because it's their first transaction, you must send at least 1 XLM.",
	}})
	// and from non-primary account has an additional privacy banner
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderSecondaryAccountID,
		To:            "GBJCIIIWEP2ZIKSNY3AP5GJ5OHNSN6Y4W5K4IVIY4VSQF5QLVE27GADK",
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: "Because it's their first transaction, you must send at least 1 XLM.",
	}, {
		Level:   "info",
		Message: "Your Keybase username will not be linked to this transaction.",
	}})

	t.Logf("sending to account ID that is someone's primary")
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderAccountID,
		To:            senderAccountID.String(),
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	upak, _, err := tcs[0].G.GetUPAKLoader().LoadV2(
		libkb.NewLoadUserArgWithMetaContext(tcs[0].MetaContext()).WithPublicKeyOptional().
			WithUID(tcs[1].Fu.User.GetUID()).WithForcePoll(true))
	require.NoError(t, err)
	require.NotNil(t, upak.Current.StellarAccountID)

	t.Logf("sending to account ID that is someone's primary")
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          senderAccountID,
		To:            *upak.Current.StellarAccountID,
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})
}

// Regression test for a case where, under the given balance and exchange parameters,
// an attempt to send $2.32 would respond that you only had $2.32 available to send.
// Which didn't make sense. (was PICNIC-464, related CORE-9338)
func TestBuildPaymentLocalATSRounding(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)

	tcs[0].Backend.SetExchangeRate("0.0622381942426")
	worthInfo := "$1.00 = 16.0673042 XLM\nSource: coinmarketcap.com"

	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "38.2713786")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	bres, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:     senderAccountID,
		To:       "t_alice",
		Amount:   "2.32",
		Currency: &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, false, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	// Before the fix, AmountErrMsg had $2.32
	require.Equal(t, "You only have *$2.31 USD* worth of Lumens available to send.", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "37.2761458 XLM", bres.WorthDescription)
	require.Equal(t, worthInfo, bres.WorthInfo)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "37.2761458 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$2.32 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:   "info",
		Message: fmt.Sprintf("Because it's %v's first transaction, you must send at least 2.01 XLM.", "t_alice"),
	}})
}

func TestBuildPaymentLocalAdvancedBanner(t *testing.T) {
	tcs, cleanup := setupNTests(t, 4)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])
	acceptDisclaimer(tcs[2])
	acceptDisclaimer(tcs[3])
	fakeAcct := tcs[0].Backend.ImportAccountsForUser(tcs[0])[0]
	fakeAcct2 := tcs[1].Backend.ImportAccountsForUser(tcs[1])[0]
	fakeAcct3 := tcs[2].Backend.ImportAccountsForUser(tcs[2])[0]
	fakeAcct4 := tcs[3].Backend.ImportAccountsForUser(tcs[3])[0]
	tcs[0].Backend.Gift(fakeAcct.accountID, "100")
	tcs[0].Backend.Gift(fakeAcct2.accountID, "100")
	tcs[0].Backend.Gift(fakeAcct3.accountID, "100")
	tcs[0].Backend.Gift(fakeAcct4.accountID, "100")

	err := tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), fakeAcct.accountID, "test")
	require.NoError(t, err)
	err = tcs[1].Srv.walletState.Refresh(tcs[1].MetaContext(), fakeAcct2.accountID, "test")
	require.NoError(t, err)
	err = tcs[2].Srv.walletState.Refresh(tcs[2].MetaContext(), fakeAcct3.accountID, "test")
	require.NoError(t, err)
	err = tcs[3].Srv.walletState.Refresh(tcs[3].MetaContext(), fakeAcct4.accountID, "test")
	require.NoError(t, err)

	t.Logf("sending from one account to another that only have native assets")
	bres, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          fakeAcct.accountID,
		To:            fakeAcct2.accountID.String(),
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{})

	t.Logf("sending from an account with non-native assets to an account with only native assets")
	astro := tcs[0].Backend.CreateFakeAsset("AstroDollars")
	fakeAcct.AdjustAssetBalance(0, astro)
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), fakeAcct.accountID, "test")
	require.NoError(t, err)
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          fakeAcct.accountID,
		To:            fakeAcct3.accountID.String(),
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:                 "info",
		OfferAdvancedSendForm: stellar1.AdvancedBanner_SENDER_BANNER,
	}})

	t.Logf("sending from an account with only native assets to an account with non-native assets")
	bres, err = tcs[2].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          fakeAcct3.accountID,
		To:            fakeAcct.accountID.String(),
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:                 "info",
		OfferAdvancedSendForm: stellar1.AdvancedBanner_RECEIVER_BANNER,
	}})

	t.Logf("sending from an account with non-native assets to an account with the same non-native asset")
	fakeAcct4.AdjustAssetBalance(0, astro)
	err = tcs[3].Srv.walletState.Refresh(tcs[3].MetaContext(), fakeAcct4.accountID, "test")
	require.NoError(t, err)
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		From:          fakeAcct.accountID,
		To:            fakeAcct4.accountID.String(),
		ToIsAccountID: true,
		Amount:        "8.50",
		Currency:      &usd,
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)
	require.Equal(t, "", bres.ToErrMsg)
	require.Equal(t, "", bres.AmountErrMsg)
	require.Equal(t, "", bres.SecretNoteErrMsg)
	require.Equal(t, "", bres.PublicMemoErrMsg)
	require.Equal(t, "26.7020180 XLM", bres.WorthDescription)
	require.False(t, bres.SendingIntentionXLM)
	require.Equal(t, "26.7020180 XLM", bres.DisplayAmountXLM)
	require.Equal(t, "$8.50 USD", bres.DisplayAmountFiat)
	requireBannerSet(t, bres.DeepCopy().Banners, []stellar1.SendBannerLocal{{
		Level:                 "info",
		OfferAdvancedSendForm: stellar1.AdvancedBanner_RECEIVER_BANNER,
	}})
}

// Simple happy path case.
func TestBuildPaymentLocalBidHappy(t *testing.T) {
	testBuildPaymentLocalBidHappy(t, false)
}

func TestBuildPaymentLocalBidHappyBypassReview(t *testing.T) {
	testBuildPaymentLocalBidHappy(t, true)
}

func testBuildPaymentLocalBidHappy(t *testing.T, bypassReview bool) {
	t.Logf("BypassReview:%v", bypassReview)

	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "100")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	bid1, err := tcs[0].Srv.StartBuildPaymentLocal(context.Background(), 0)
	require.NoError(t, err)

	bres, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "11",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)

	t.Logf("Change the amount")
	bres, err = tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: "15",
	})
	require.NoError(t, err)
	t.Logf(spew.Sdump(bres))
	require.Equal(t, true, bres.ReadyToReview)

	if !bypassReview {
		reviewPaymentExpectQuickSuccess(t, tcs[0], stellar1.ReviewPaymentLocalArg{
			Bid: bid1,
		})
	}

	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		Bid:          bid1,
		BypassReview: bypassReview,
		From:         senderAccountID,
		To:           tcs[1].Fu.Username,
		Amount:       "15",
		Asset:        stellar1.AssetNative(),
	})
	require.NoError(t, err)
}

func reviewPaymentExpectQuickSuccess(t testing.TB, tc *TestContext, arg stellar1.ReviewPaymentLocalArg) {
	start := time.Now()
	timeout := time.Second
	if libkb.UseCITime(tc.G) {
		timeout = 15 * time.Second
	}
	timeoutCh := time.After(timeout)
	mockUI := tc.Srv.uiSource.(*testUISource).stellarUI.(*mockStellarUI)
	original := mockUI.PaymentReviewedHandler
	defer func() {
		mockUI.PaymentReviewedHandler = original
	}()
	reviewSuccessCh := make(chan struct{}, 1)
	reviewExitedCh := make(chan struct{}, 1)
	mockUI.PaymentReviewedHandler = func(ctx context.Context, notification stellar1.PaymentReviewedArg) error {
		assert.Equal(t, arg.Bid, notification.Msg.Bid)
		// Allow the not-following warning banner.
		if len(notification.Msg.Banners) == 1 {
			assert.True(t, regexp.MustCompile(
				`^You are not following .*\. Are you sure this is the right person\?$`,
			).MatchString(notification.Msg.Banners[0].Message))
			expect := []stellar1.SendBannerLocal{{
				Level:   "warning",
				Message: notification.Msg.Banners[0].Message,
			}}
			assert.Equal(t, expect, notification.Msg.Banners)
		} else {
			assert.Len(t, notification.Msg.Banners, 0)
		}
		switch notification.Msg.NextButton {
		case "spinning":
		case "enabled":
			select {
			case reviewSuccessCh <- struct{}{}:
			default:
			}
		default:
			assert.Failf(t, "unexpected button status", "%v", notification.Msg.NextButton)
		}
		return nil
	}
	go func() {
		err := tc.Srv.ReviewPaymentLocal(context.Background(), arg)
		assert.NoError(t, err) // Use 'assert' since 'require' can only be used from the main goroutine.
		reviewExitedCh <- struct{}{}
	}()
	select {
	case <-timeoutCh:
		assert.Fail(t, "timed out")
	case <-reviewSuccessCh:
	}
	select {
	case <-timeoutCh:
		assert.Fail(t, "timed out")
	case <-reviewExitedCh:
	}
	t.Logf("review ran for %v", time.Since(start))
	check(t)
}

func reviewPaymentExpectContractFailure(t testing.TB, tc *TestContext, arg stellar1.ReviewPaymentLocalArg, msg string) {
	start := time.Now()
	timeout := time.Second
	if libkb.UseCITime(tc.G) {
		timeout = 15 * time.Second
	}
	timeoutCh := time.After(timeout)
	mockUI := tc.Srv.uiSource.(*testUISource).stellarUI.(*mockStellarUI)
	original := mockUI.PaymentReviewedHandler
	defer func() {
		mockUI.PaymentReviewedHandler = original
	}()
	mockUI.PaymentReviewedHandler = func(ctx context.Context, notification stellar1.PaymentReviewedArg) error {
		assert.Equal(t, arg.Bid, notification.Msg.Bid)
		switch notification.Msg.NextButton {
		case "spinning":
		case "disabled":
		default:
			assert.Failf(t, "unexpected button status", "%v", notification.Msg.NextButton)
		}
		return nil
	}
	reviewFinishCh := make(chan error, 1)
	go func() {
		err := tc.Srv.ReviewPaymentLocal(context.Background(), arg)
		reviewFinishCh <- err
	}()
	select {
	case <-timeoutCh:
		assert.Fail(t, "timed out")
	case err := <-reviewFinishCh:
		require.Error(t, err)
		require.Equal(t, msg, err.Error())
	}
	t.Logf("review ran for %v", time.Since(start))
	check(t)
}

// Start a review. Expect that the review will send a broken tracking banner and then hang.
// `expectSuccess` can be called later after fixing the tracking and will assert that the review soon enables the button.
func reviewPaymentExpectBrokenTracking(t testing.TB, tc *TestContext, arg stellar1.ReviewPaymentLocalArg) (expectSuccess func()) {
	start := time.Now()
	timeout := time.Second
	if libkb.UseCITime(tc.G) {
		timeout = 15 * time.Second
	}
	timeoutCh := time.After(timeout)
	mockUI := tc.Srv.uiSource.(*testUISource).stellarUI.(*mockStellarUI)
	original := mockUI.PaymentReviewedHandler
	reviewDisabledCh := make(chan struct{}, 1)
	// Install a handler that's geared for track failures.
	mockUI.PaymentReviewedHandler = func(ctx context.Context, notification stellar1.PaymentReviewedArg) error {
		assert.Equal(t, arg.Bid, notification.Msg.Bid)
		switch notification.Msg.NextButton {
		case "spinning":
		case "disabled":
			select {
			case reviewDisabledCh <- struct{}{}:
			default:
				assert.Fail(t, "review disabled channel full")
			}
		default:
			assert.Failf(t, "unexpected button status", "%v", notification.Msg.NextButton)
		}
		return nil
	}
	reviewFinishCh := make(chan error, 1)
	go func() {
		err := tc.Srv.ReviewPaymentLocal(context.Background(), arg)
		reviewFinishCh <- err
	}()
	select {
	case <-timeoutCh:
		assert.Fail(t, "timed out")
	case err := <-reviewFinishCh:
		require.FailNowf(t, "review unexpectedly finished", "%v", err)
	case <-reviewDisabledCh:
		// great
	}
	t.Logf("review ran for %v", time.Since(start))
	check(t)

	// Install a new handler that's geared for success.
	reviewEnabledCh := make(chan struct{}, 1)
	mockUI.PaymentReviewedHandler = func(ctx context.Context, notification stellar1.PaymentReviewedArg) error {
		assert.Equal(t, arg.Bid, notification.Msg.Bid)
		switch notification.Msg.NextButton {
		case "enabled":
			select {
			case reviewEnabledCh <- struct{}{}:
			default:
				assert.Fail(t, "review enabled channel full")
			}
		default:
			assert.Failf(t, "unexpected button status", "%v", notification.Msg.NextButton)
		}
		return nil
	}
	return func() {
		defer func() {
			mockUI.PaymentReviewedHandler = original
		}()
		timeoutCh := time.After(timeout)
		select {
		case <-timeoutCh:
			require.FailNow(t, "timed out")
		case <-reviewEnabledCh:
			// great
		}
		check(t)
	}
}

// Review a payment.
// - At first the review fails on a tracking failure.
// - The user reaffirms their tracking of the recipient.
// - As a result the review succeeds.
func TestReviewPaymentLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "100")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	t.Logf("u1 proves rooter")
	_, sigID := proveRooter(tcs[1])

	t.Logf("u0 tracks u1")
	_, err = kbtest.RunTrack(tcs[0].TestContext, tcs[0].Fu, tcs[1].Fu.Username)
	require.NoError(t, err)

	t.Logf("u1 removes their proof")
	eng := engine.NewRevokeSigsEngine(tcs[1].G, []string{sigID.String()})
	err = engine.RunEngine2(tcs[1].MetaContext().WithUIs(libkb.UIs{
		LogUI:    tcs[1].G.UI.GetLogUI(),
		SecretUI: &libkb.TestSecretUI{Passphrase: "dummy-passphrase"},
	}), eng)
	require.NoError(t, err)

	t.Logf("u0 starts a payment")
	bid1, err := tcs[0].Srv.StartBuildPaymentLocal(context.Background(), 0)
	require.NoError(t, err)
	amount := "11.0"
	buildRes, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: amount,
	})
	require.NoError(t, err)
	require.Equal(t, true, buildRes.ReadyToReview)

	t.Logf("u0 starts review of a payment, which gets stuck on u1's broken proof")
	expectSuccess := reviewPaymentExpectBrokenTracking(t, tcs[0], stellar1.ReviewPaymentLocalArg{Bid: bid1})

	t.Logf("u0 affirms tracking of u1, causing the review to complete")
	_, err = kbtest.RunTrack(tcs[0].TestContext, tcs[0].Fu, tcs[1].Fu.Username)
	require.NoError(t, err)
	expectSuccess()

	t.Logf("u0 completes the send")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username,
		Amount: amount,
		Asset:  stellar1.AssetNative(),
	})
	require.NoError(t, err)
}

// Review a payment where recipient is a keybase.io federation address.
// - At first the review fails on a tracking failure.
// - The user reaffirms their tracking of the recipient.
// - As a result the review succeeds.
func TestKeybaseFederationReviewPaymentLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "100")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	t.Logf("u1 proves rooter")
	_, sigID := proveRooter(tcs[1])

	t.Logf("u0 tracks u1")
	_, err = kbtest.RunTrack(tcs[0].TestContext, tcs[0].Fu, tcs[1].Fu.Username)
	require.NoError(t, err)

	t.Logf("u1 removes their proof")
	eng := engine.NewRevokeSigsEngine(tcs[1].G, []string{sigID.String()})
	err = engine.RunEngine2(tcs[1].MetaContext().WithUIs(libkb.UIs{
		LogUI:    tcs[1].G.UI.GetLogUI(),
		SecretUI: &libkb.TestSecretUI{Passphrase: "dummy-passphrase"},
	}), eng)
	require.NoError(t, err)

	t.Logf("u0 starts a payment")
	bid1, err := tcs[0].Srv.StartBuildPaymentLocal(context.Background(), 0)
	require.NoError(t, err)
	amount := "11.0"
	buildRes, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username + "*keybase.io",
		Amount: amount,
	})
	require.NoError(t, err)
	require.Equal(t, true, buildRes.ReadyToReview)

	t.Logf("u0 starts review of a payment, which gets stuck on u1's broken proof")
	expectSuccess := reviewPaymentExpectBrokenTracking(t, tcs[0], stellar1.ReviewPaymentLocalArg{Bid: bid1})

	t.Logf("u0 affirms tracking of u1, causing the review to complete")
	_, err = kbtest.RunTrack(tcs[0].TestContext, tcs[0].Fu, tcs[1].Fu.Username)
	require.NoError(t, err)
	expectSuccess()

	t.Logf("u0 completes the send")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     tcs[1].Fu.Username + "*keybase.io",
		Amount: amount,
		Asset:  stellar1.AssetNative(),
	})
	require.NoError(t, err)
}

// Review a payment where recipient is an SBS twitter user.
func TestReviewPaymentLocalSBS(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "100")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)

	t.Logf("u0 starts a payment")
	bid1, err := tcs[0].Srv.StartBuildPaymentLocal(context.Background(), 0)
	require.NoError(t, err)
	amount := "11.0"
	buildRes, err := tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     "torproject@twitter",
		Amount: amount,
	})
	require.NoError(t, err)
	require.Equal(t, true, buildRes.ReadyToReview)

	t.Logf("u0 starts a review of the payment")
	reviewPaymentExpectQuickSuccess(t, tcs[0], stellar1.ReviewPaymentLocalArg{Bid: bid1})

	t.Logf("u0 completes the send")
	_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
		Bid:    bid1,
		From:   senderAccountID,
		To:     "torproject@twitter",
		Amount: amount,
		Asset:  stellar1.AssetNative(),
	})
	require.NoError(t, err)
}

// Cases where Send is blocked because the build gamut wasn't run.
func TestBuildPaymentLocalBidBlocked(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "100")
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), senderAccountID, "test")
	require.NoError(t, err)
	fakeAcct := tcs[1].Backend.ImportAccountsForUser(tcs[1])[0]
	err = tcs[1].Srv.walletState.Refresh(tcs[1].MetaContext(), fakeAcct.accountID, "test")
	require.NoError(t, err)

	send := func(bid stellar1.BuildPaymentID, amount string) (errorString string) {
		_, err = tcs[0].Srv.SendPaymentLocal(context.Background(), stellar1.SendPaymentLocalArg{
			Bid:    bid,
			From:   senderAccountID,
			To:     tcs[1].Fu.Username,
			Amount: amount,
			Asset:  stellar1.AssetNative(),
		})
		if err != nil {
			errorString = err.Error()
			require.NotEqual(t, "", errorString, "empty error string")
			return errorString
		}
		return ""
	}

	build := func(bid stellar1.BuildPaymentID, amount string) (res stellar1.BuildPaymentResLocal, err error) {
		return tcs[0].Srv.BuildPaymentLocal(context.Background(), stellar1.BuildPaymentLocalArg{
			Bid:    bid,
			From:   senderAccountID,
			To:     tcs[1].Fu.Username,
			Amount: amount,
		})
	}

	units := []struct {
		Key         string
		Description string
	}{
		{
			Key:         "forgotBuild",
			Description: "Can't send without a successful build. Also can't review without a build.",
		}, {
			Key:         "forgotReview",
			Description: "Can't send before review",
		}, {
			Key:         "forgotBoth",
			Description: "Can't send before precheck and review",
		}, {
			Key:         "wrongAmount",
			Description: "Can't send with wrong amount",
		}, {
			Key:         "afterStoppedByFailedSend",
			Description: "Can't send after stopped (by failed send)",
		}, {
			Key:         "afterStoppedBySend",
			Description: "Can't send after stopped (by successful send)",
		}, {
			Key:         "afterStoppedByStop",
			Description: "Can't send after stopped (by stop call)",
		}, {
			Key:         "afterStopppedByStopThenBuild",
			Description: "Can't send after stopped (by stop call) even after build",
		}, {
			Key:         "build-review-build-send",
			Description: "Can't send without a review after the _latest_ send",
		},
	}

	for _, unit := range units {
		t.Logf("unit %v: %v", unit.Key, unit.Description)
		bid1, err := tcs[0].Srv.StartBuildPaymentLocal(context.Background(), 0)
		require.NoError(t, err)

		reviewExpectContractFailure := func(msg string) {
			reviewPaymentExpectContractFailure(t, tcs[0], stellar1.ReviewPaymentLocalArg{Bid: bid1}, msg)
		}
		reviewExpectQuickSuccess := func() {
			reviewPaymentExpectQuickSuccess(t, tcs[0], stellar1.ReviewPaymentLocalArg{Bid: bid1})
		}

		switch unit.Key {
		case "forgotBuild":
			reviewExpectContractFailure("this payment is not ready to review")

			errString := send(bid1, "11")
			require.Equal(t, "this payment is not ready to send", errString)

		case "forgotReview":
			bres, err := build(bid1, "12")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			errString := send(bid1, "11")
			require.Equal(t, "this payment has not been reviewed", errString)

		case "forgotBoth":
			errString := send(bid1, "12")
			require.Equal(t, "this payment is not ready to send", errString)

		case "wrongAmount":
			bres, err := build(bid1, "12")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			reviewExpectQuickSuccess()

			errString := send(bid1, "15")
			require.Equal(t, "mismatched amount: 15 != 12", errString)

		case "afterStoppedByFailedSend":
			bres, err := build(bid1, "12")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			reviewExpectQuickSuccess()

			errString := send(bid1, "15")
			require.Equal(t, "mismatched amount: 15 != 12", errString)

			errString = send(bid1, "15")
			require.Equal(t, "This payment might have already been sent. Check your recent payments before trying again.", errString)

		case "afterStoppedBySend":
			bres, err := build(bid1, "11")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			reviewExpectQuickSuccess()

			errString := send(bid1, "11")
			require.Equal(t, "", errString)

			errString = send(bid1, "11")
			require.Equal(t, "This payment might have already been sent. Check your recent payments before trying again.", errString)

		case "afterStoppedByStop":
			errString := send(bid1, "11")
			require.Equal(t, "this payment is not ready to send", errString)

			err = tcs[0].Srv.StopBuildPaymentLocal(context.Background(), stellar1.StopBuildPaymentLocalArg{Bid: bid1})
			require.NoError(t, err)

			errString = send(bid1, "11")
			require.Equal(t, "This payment might have already been sent. Check your recent payments before trying again.", errString)

		case "afterStopppedByStopThenBuild":
			errString := send(bid1, "11")
			require.Equal(t, "this payment is not ready to send", errString)

			err = tcs[0].Srv.StopBuildPaymentLocal(context.Background(), stellar1.StopBuildPaymentLocalArg{Bid: bid1})
			require.NoError(t, err)

			_, err := build(bid1, "11")
			_ = err // Calling build on a stopped payment is do-no-harm undefined behavior.

			reviewExpectContractFailure("This payment might have already been sent. Check your recent payments before trying again.") // Calling review on a stopped payment is do-no-harm not gonna happen.

			errString = send(bid1, "11")
			require.Equal(t, "This payment might have already been sent. Check your recent payments before trying again.", errString)

		case "build-review-build-send":
			bres, err := build(bid1, "12")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			reviewExpectQuickSuccess()

			bres, err = build(bid1, "15")
			require.NoError(t, err)
			require.Equal(t, true, bres.ReadyToReview)

			errString := send(bid1, "15")
			require.Equal(t, "this payment has not been reviewed", errString)

		default:
			t.Fatalf("unknown case %v", unit.Key)
		}
	}
}

// modifies `expected`
func requireBannerSet(t testing.TB, got []stellar1.SendBannerLocal, expected []stellar1.SendBannerLocal) {
	if len(got) != len(expected) {
		t.Logf("%s", spew.Sdump(got))
		require.Len(t, got, len(expected))
	}
	sort.Slice(got, func(i, j int) bool {
		return got[i].Message < got[j].Message
	})
	sort.Slice(expected, func(i, j int) bool {
		return expected[i].Message < expected[j].Message
	})
	for i := range expected {
		require.Equal(t, expected[i], got[i])
	}
}

var usd = stellar1.OutsideCurrencyCode("USD")

func TestGetSendAssetChoices(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])
	fakeAccts := tcs[0].Backend.ImportAccountsForUser(tcs[0])
	fakeAccts2 := tcs[1].Backend.ImportAccountsForUser(tcs[1])

	// Empty account (not even on the network), expecting to see 0
	// other assets here.
	choices, err := tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
	})
	require.NoError(t, err)
	require.Len(t, choices, 0)

	// Same with `To` argument.
	choices, err = tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
		To:   tcs[1].Fu.Username,
	})
	require.NoError(t, err)
	require.Len(t, choices, 0)

	// Test assets
	keys := tcs[0].Backend.CreateFakeAsset("KEYS")
	astro := tcs[0].Backend.CreateFakeAsset("AstroDollars")

	// Adjust balance with 0 adds empty balance of given asset (mock
	// "open a trustline").
	fakeAccts[0].AdjustAssetBalance(0, keys)
	fakeAccts[0].AdjustAssetBalance(0, astro)

	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), fakeAccts[0].accountID, "test")
	require.NoError(t, err)

	// New asset choices should be visible
	choices, err = tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
	})
	require.NoError(t, err)
	require.Len(t, choices, 2)
	require.Equal(t, keys, choices[0].Asset)
	require.Equal(t, astro, choices[1].Asset)
	for _, v := range choices {
		require.Equal(t, v.Asset.Code, v.Left)
		require.Equal(t, v.Asset.Issuer, v.Right)
		require.True(t, v.Enabled)
	}

	// We should see the same choices, but all disabled because the
	// recipient does not accept them.
	choices2, err := tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
		To:   tcs[1].Fu.Username,
	})
	require.NoError(t, err)
	require.Len(t, choices2, len(choices))
	for i, v := range choices2 {
		require.Equal(t, choices[i].Asset, v.Asset)
		require.Equal(t, v.Asset.Code, v.Left)
		require.Equal(t, v.Asset.Issuer, v.Right)
		require.False(t, v.Enabled)
		require.Contains(t, v.Subtext, tcs[1].Fu.Username)
		require.Contains(t, v.Subtext, "does not accept")
		require.Contains(t, v.Subtext, v.Asset.Code)
	}

	// Open AstroDollars for tcs[1]
	fakeAccts2[0].AdjustAssetBalance(0, astro)

	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), fakeAccts[0].accountID, "test")
	require.NoError(t, err)

	choices2, err = tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
		To:   fakeAccts2[0].accountID.String(), // this time use account ID as `To` argument
	})
	require.NoError(t, err)
	require.Len(t, choices2, len(choices))

	require.Equal(t, keys, choices2[0].Asset)
	require.False(t, choices2[0].Enabled)
	require.Equal(t, choices2[0].Subtext, fmt.Sprintf("Recipient does not accept %v", choices2[0].Asset.Code))

	require.Equal(t, astro, choices2[1].Asset)
	require.True(t, choices2[1].Enabled)

	// Try with arg.To AccountID not in the system.
	externalAcc := tcs[0].Backend.AddAccount(tcs[0].Fu.GetUID())
	choices3, err := tcs[0].Srv.GetSendAssetChoicesLocal(context.Background(), stellar1.GetSendAssetChoicesLocalArg{
		From: fakeAccts[0].accountID,
		To:   externalAcc.String(),
	})
	require.NoError(t, err)
	require.Len(t, choices3, len(choices))
	for _, v := range choices3 {
		require.False(t, v.Enabled)
		require.Contains(t, v.Subtext, "Recipient does not accept")
	}
}

func TestMakeRequestLocalBasics(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()
	acceptDisclaimer(tcs[0])

	xlm := stellar1.AssetNative()
	_, err := tcs[0].Srv.MakeRequestLocal(context.Background(), stellar1.MakeRequestLocalArg{
		Recipient: tcs[1].Fu.Username,
		Asset:     &xlm,
	})
	require.Error(t, err)

	_, err = tcs[0].Srv.MakeRequestLocal(context.Background(), stellar1.MakeRequestLocalArg{
		Recipient: tcs[1].Fu.Username,
		Asset:     &xlm,
		Amount:    "0",
	})
	require.Error(t, err)

	_, err = tcs[0].Srv.MakeRequestLocal(context.Background(), stellar1.MakeRequestLocalArg{
		Recipient: tcs[1].Fu.Username,
		Asset:     &xlm,
		Amount:    "-1.2345",
	})
	require.Error(t, err)

	reqID, err := tcs[0].Srv.MakeRequestLocal(context.Background(), stellar1.MakeRequestLocalArg{
		Recipient: tcs[1].Fu.Username,
		Asset:     &xlm,
		Amount:    "1.2345",
	})
	require.NoError(t, err)
	require.NotEmpty(t, reqID)
}

func TestMakeRequestLocalNotifications(t *testing.T) {
	tcs, cleanup := setupNTests(t, 2)
	defer cleanup()
	acceptDisclaimer(tcs[0])
	acceptDisclaimer(tcs[1])

	// set up notification listeners
	listenerSender := newChatListener()
	listenerRecip := newChatListener()
	tcs[0].G.NotifyRouter.AddListener(listenerSender)
	tcs[1].G.NotifyRouter.AddListener(listenerRecip)

	xlm := stellar1.AssetNative()
	reqID, err := tcs[0].Srv.MakeRequestLocal(context.Background(), stellar1.MakeRequestLocalArg{
		Recipient: tcs[1].Fu.Username,
		Asset:     &xlm,
		Amount:    "1.2345",
	})
	require.NoError(t, err)
	require.NotEmpty(t, reqID)

	// pretend that the chat message was unboxed and call the request loader to load the info:
	loaderSender := stellar.DefaultLoader(tcs[0].G)
	convID := chat1.ConversationID("efef")
	msgID := chat1.MessageID(654)
	loaderSender.LoadRequest(context.Background(), convID, msgID, tcs[0].Fu.Username, reqID)

	loaderRecip := stellar.NewLoader(tcs[1].G)
	loaderRecip.LoadRequest(context.Background(), convID, msgID, tcs[0].Fu.Username, reqID)

	// check the sender chat notification
	select {
	case info := <-listenerSender.requestInfos:
		require.NotNil(t, info)
		require.Equal(t, tcs[0].Fu.User.GetUID(), info.Uid)
		require.Equal(t, convID, info.ConvID)
		require.Equal(t, msgID, info.MsgID)
		require.Equal(t, "1.2345", info.Info.Amount)
		require.Equal(t, "1.2345 XLM", info.Info.AmountDescription)
		require.NotNil(t, info.Info.Asset)
		require.Equal(t, "native", info.Info.Asset.Type)
		require.Nil(t, info.Info.Currency)
		require.Equal(t, stellar1.RequestStatus_OK, info.Info.Status)
	case <-time.After(20 * time.Second):
		t.Fatal("timed out waiting for chat request info notification to sender")
	}

	// check the recipient chat notification
	select {
	case info := <-listenerRecip.requestInfos:
		require.NotNil(t, info)
		require.Equal(t, tcs[1].Fu.User.GetUID(), info.Uid)
		require.Equal(t, convID, info.ConvID)
		require.Equal(t, msgID, info.MsgID)
		require.Equal(t, "1.2345", info.Info.Amount)
		require.Equal(t, "1.2345 XLM", info.Info.AmountDescription)
		require.NotNil(t, info.Info.Asset)
		require.Equal(t, "native", info.Info.Asset.Type)
		require.Nil(t, info.Info.Currency)
		require.Equal(t, stellar1.RequestStatus_OK, info.Info.Status)
	case <-time.After(20 * time.Second):
		t.Fatal("timed out waiting for chat request info notification to sender")
	}

	// load it again, should not get another notification
	loaderRecip.LoadRequest(context.Background(), convID, msgID, tcs[0].Fu.Username, reqID)
	select {
	case info := <-listenerRecip.requestInfos:
		t.Fatalf("received request notification on second load: %+v", info)
	case <-time.After(100 * time.Millisecond):
	}

}

func TestSetMobileOnly(t *testing.T) {
	tcs, cleanup := setupTestsWithSettings(t, []usetting{usettingMobile})
	defer cleanup()

	makeActiveDeviceOlder(t, tcs[0].G)
	setupWithNewBundle(t, tcs[0])

	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	accountID := getPrimaryAccountID(tcs[0])
	walletAcctLocalArg := stellar1.GetWalletAccountLocalArg{AccountID: accountID}

	// assert not mobile only yet
	mobileOnly, err := tcs[0].Srv.IsAccountMobileOnlyLocal(context.Background(), stellar1.IsAccountMobileOnlyLocalArg{AccountID: accountID})
	require.NoError(t, err)
	require.False(t, mobileOnly)
	accs, err := tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.Equal(t, accs[0].AccountMode, stellar1.AccountMode_USER)
	details, err := tcs[0].Srv.GetWalletAccountLocal(context.Background(), walletAcctLocalArg)
	require.NoError(t, err)
	require.Equal(t, stellar1.AccountMode_USER, details.AccountMode)
	require.Equal(t, true, details.AccountModeEditable)
	require.Equal(t, false, details.DeviceReadOnly)

	err = tcs[0].Srv.SetAccountMobileOnlyLocal(context.Background(), stellar1.SetAccountMobileOnlyLocalArg{AccountID: accountID})
	require.NoError(t, err)

	// yes mobile only
	mobileOnly, err = tcs[0].Srv.IsAccountMobileOnlyLocal(context.Background(), stellar1.IsAccountMobileOnlyLocalArg{AccountID: accountID})
	require.NoError(t, err)
	require.True(t, mobileOnly)
	accs, err = tcs[0].Srv.WalletGetAccountsCLILocal(context.Background())
	require.NoError(t, err)
	require.Len(t, accs, 1)
	require.Equal(t, accs[0].AccountMode, stellar1.AccountMode_MOBILE)
	details, err = tcs[0].Srv.GetWalletAccountLocal(context.Background(), walletAcctLocalArg)
	require.NoError(t, err)
	require.Equal(t, stellar1.AccountMode_MOBILE, details.AccountMode)
	require.Equal(t, true, details.AccountModeEditable)
	require.Equal(t, false, details.DeviceReadOnly)

	mode, err := tcs[0].Srv.walletState.AccountMode(accountID)
	require.NoError(t, err)
	require.Equal(t, stellar1.AccountMode_MOBILE, mode)

	// service_test verifies that `SetAccountMobileOnlyLocal` behaves correctly under the covers

	// Provision new mobile to check AccountModeEditable and DeviceReadOnly
	tc2, cleanup2 := provisionNewDeviceForTest(t, tcs[0], keybase1.DeviceTypeV2_MOBILE)
	defer cleanup2()
	details, err = tc2.Srv.GetWalletAccountLocal(context.Background(), walletAcctLocalArg)
	require.NoError(t, err)
	require.Equal(t, stellar1.AccountMode_MOBILE, details.AccountMode)
	require.Equal(t, false, details.AccountModeEditable)
	require.Equal(t, true, details.DeviceReadOnly)

	// Provision new desktop device.
	tc3, cleanup3 := provisionNewDeviceForTest(t, tcs[0], keybase1.DeviceTypeV2_DESKTOP)
	defer cleanup3()
	details, err = tc3.Srv.GetWalletAccountLocal(context.Background(), walletAcctLocalArg)
	require.NoError(t, err)
	require.Equal(t, stellar1.AccountMode_MOBILE, details.AccountMode)
	require.Equal(t, false, details.AccountModeEditable)
	require.Equal(t, true, details.DeviceReadOnly)
}

const lumenautAccID = stellar1.AccountID("GCCD6AJOYZCUAQLX32ZJF2MKFFAUJ53PVCFQI3RHWKL3V47QYE2BNAUT")

func TestSetInflation(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	// Test to see if RPCs are reaching remote (mocks).
	acceptDisclaimer(tcs[0])
	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)

	tcs[0].Backend.ImportAccountsForUser(tcs[0])
	tcs[0].Backend.Gift(senderAccountID, "20")

	getInflation := func() stellar1.InflationDestinationResultLocal {
		res, err := tcs[0].Srv.GetInflationDestinationLocal(context.Background(), stellar1.GetInflationDestinationLocalArg{
			AccountID: senderAccountID,
		})
		require.NoError(t, err)
		return res
	}
	res := getInflation()
	require.Nil(t, res.Destination)
	require.Nil(t, res.KnownDestination)
	require.False(t, res.Self)

	pub, _ := randomStellarKeypair()
	err = tcs[0].Srv.SetInflationDestinationLocal(context.Background(), stellar1.SetInflationDestinationLocalArg{
		AccountID:   senderAccountID,
		Destination: pub,
	})
	require.NoError(t, err)

	res = getInflation()
	require.NotNil(t, res.Destination)
	require.Equal(t, pub, *res.Destination)
	require.Nil(t, res.KnownDestination)
	require.False(t, res.Self)

	err = tcs[0].Srv.SetInflationDestinationLocal(context.Background(), stellar1.SetInflationDestinationLocalArg{
		AccountID:   senderAccountID,
		Destination: senderAccountID,
	})
	require.NoError(t, err)

	res = getInflation()
	require.NotNil(t, res.Destination)
	require.Equal(t, senderAccountID, *res.Destination)
	require.Nil(t, res.KnownDestination)
	require.True(t, res.Self)

	err = tcs[0].Srv.SetInflationDestinationLocal(context.Background(), stellar1.SetInflationDestinationLocalArg{
		AccountID:   senderAccountID,
		Destination: lumenautAccID,
	})
	require.NoError(t, err)

	res = getInflation()
	require.NotNil(t, res.Destination)
	require.Equal(t, lumenautAccID, *res.Destination)
	require.NotNil(t, res.KnownDestination)
	require.Equal(t, lumenautAccID, res.KnownDestination.AccountID)
	require.Equal(t, "https://pool.lumenaut.net/", res.KnownDestination.Url)
	require.False(t, res.Self)
}

func TestGetInflationDestinations(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	tcs[0].Backend.ImportAccountsForUser(tcs[0])

	// This hits server, check if result is not empty and if lumenaut pool is
	// there (this should not change).
	res, err := tcs[0].Srv.GetPredefinedInflationDestinationsLocal(context.Background(), 0)
	require.NoError(t, err)
	require.NotEmpty(t, res)
	var found bool
	for _, dest := range res {
		if dest.Tag == "lumenaut" {
			require.False(t, found, "expecting to find only one lumenaut")
			found = true
			require.Equal(t, lumenautAccID, dest.AccountID)
			require.Equal(t, "Lumenaut", dest.Name)
			require.True(t, dest.Recommended)
			require.Equal(t, "https://pool.lumenaut.net/", dest.Url)
		}
	}
	require.True(t, found, "expecting to find lumenaut in the list")
}

func TestManageTrustlines(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	otherAccountID, _ := randomStellarKeypair()
	trustlines, err := tcs[0].Srv.GetTrustlinesLocal(context.Background(), stellar1.GetTrustlinesLocalArg{
		AccountID: otherAccountID,
	})
	require.NoError(t, err)
	require.Len(t, trustlines, 0)

	acceptDisclaimer(tcs[0])
	accounts := tcs[0].Backend.ImportAccountsForUser(tcs[0])

	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.Gift(senderAccountID, "20")

	keys := tcs[0].Backend.CreateFakeAsset("KEYS")
	trustlineArg := stellar1.Trustline{
		AssetCode: stellar1.AssetCode(keys.Code),
		Issuer:    stellar1.AccountID(keys.Issuer),
	}

	// Add trustline to the account.
	err = tcs[0].Srv.AddTrustlineLocal(context.Background(), stellar1.AddTrustlineLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
		Limit:     "",
	})
	require.NoError(t, err)

	// Check if it shows up in GetAccountAssetsLocal
	balances, err := tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{
		AccountID: senderAccountID,
	})
	require.NoError(t, err)
	require.Len(t, balances, 2)

	require.Equal(t, keys.Code, balances[1].AssetCode)
	require.Equal(t, keys.Code, balances[1].Name)
	require.Equal(t, keys.Issuer, balances[1].IssuerAccountID)
	require.Equal(t, "0", balances[1].BalanceTotal)
	require.Equal(t, "0", balances[1].BalanceAvailableToSend)

	// Check if shows up it GetTrustlinesLocal
	balances2, err := tcs[0].Srv.GetTrustlinesLocal(context.Background(), stellar1.GetTrustlinesLocalArg{
		AccountID: senderAccountID,
	})
	require.NoError(t, err)
	require.Len(t, balances2, 1)
	require.Equal(t, keys, balances2[0].Asset)
	require.Equal(t, "0.0000000", balances2[0].Amount)
	require.Equal(t, "922337203685.4775807", balances2[0].Limit) // max limit

	// Check if shows up it GetTrustlinesForRecipientLocal
	rtlines, err := tcs[0].Srv.GetTrustlinesForRecipientLocal(context.Background(), stellar1.GetTrustlinesForRecipientLocalArg{
		Recipient: tcs[0].Fu.Username,
	})
	require.NoError(t, err)
	require.Len(t, rtlines.Trustlines, 1)
	require.Equal(t, keys, rtlines.Trustlines[0].Asset)
	require.Equal(t, "0.0000000", rtlines.Trustlines[0].Amount)
	require.Equal(t, "922337203685.4775807", rtlines.Trustlines[0].Limit) // max limit
	require.Equal(t, rtlines.RecipientType, stellar1.ParticipantType_KEYBASE)

	// Change limit.
	err = tcs[0].Srv.ChangeTrustlineLimitLocal(context.Background(), stellar1.ChangeTrustlineLimitLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
		Limit:     "100",
	})
	require.NoError(t, err)
	// Check if our mock account has changed:
	require.Equal(t, "100.0000000", accounts[0].otherBalances[0].Limit)

	// Check if new limit shows up in BalancesLocal. Limit is not currently
	// returned via GetAccountAssetsLocal.
	balances2, err = tcs[0].Srv.BalancesLocal(context.Background(), senderAccountID)
	require.NoError(t, err)
	require.Len(t, balances2, 2)
	require.True(t, balances2[0].Asset.IsNativeXLM())
	require.Equal(t, "20.0000000", balances2[0].Amount)
	require.Equal(t, "", balances2[0].Limit)
	require.Equal(t, keys, balances2[1].Asset)
	require.Equal(t, "0.0000000", balances2[1].Amount)
	require.Equal(t, "100.0000000", balances2[1].Limit)

	// Delete trustline.
	err = tcs[0].Srv.DeleteTrustlineLocal(context.Background(), stellar1.DeleteTrustlineLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
	})
	require.NoError(t, err)

	// See if it's gone from GetAccountAssetsLocal.
	balances, err = tcs[0].Srv.GetAccountAssetsLocal(context.Background(), stellar1.GetAccountAssetsLocalArg{
		AccountID: senderAccountID,
	})
	require.NoError(t, err)
	require.Len(t, balances, 1)
	require.Equal(t, "Lumens", balances[0].Name)
	require.Equal(t, "Stellar network", balances[0].IssuerName)
	require.Equal(t, "", balances[0].IssuerAccountID)
}

func TestManageTrustlinesErrors(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	acceptDisclaimer(tcs[0])
	accounts := tcs[0].Backend.ImportAccountsForUser(tcs[0])

	senderAccountID, err := stellar.GetOwnPrimaryAccountID(tcs[0].MetaContext())
	require.NoError(t, err)
	tcs[0].Backend.Gift(senderAccountID, "20")

	keys := tcs[0].Backend.CreateFakeAsset("KEYS")
	trustlineArg := stellar1.Trustline{
		AssetCode: stellar1.AssetCode(keys.Code),
		Issuer:    stellar1.AccountID(keys.Issuer),
	}

	// Removing a trustline that's not currently in the account should fail.
	err = tcs[0].Srv.DeleteTrustlineLocal(context.Background(), stellar1.DeleteTrustlineLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
	})
	require.Error(t, err)

	// Cannot change limist of a trustline that wasn't added.
	err = tcs[0].Srv.ChangeTrustlineLimitLocal(context.Background(), stellar1.ChangeTrustlineLimitLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
		Limit:     "10",
	})
	require.Error(t, err)

	// Finally, add the trustline.
	err = tcs[0].Srv.AddTrustlineLocal(context.Background(), stellar1.AddTrustlineLocalArg{
		Trustline: trustlineArg,
		Limit:     "",
	})
	require.NoError(t, err)

	b, err := stellarnet.ParseStellarAmount("20")
	require.NoError(t, err)
	accounts[0].AdjustAssetBalance(b, keys)
	err = tcs[0].Srv.walletState.Refresh(tcs[0].MetaContext(), accounts[0].accountID, "test adjust balance")
	require.NoError(t, err)

	// Cannot change limit to below current balance.
	err = tcs[0].Srv.ChangeTrustlineLimitLocal(context.Background(), stellar1.ChangeTrustlineLimitLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
		Limit:     "10",
	})
	require.Error(t, err)

	// Cannot remove trustline with balance.
	err = tcs[0].Srv.DeleteTrustlineLocal(context.Background(), stellar1.DeleteTrustlineLocalArg{
		AccountID: senderAccountID,
		Trustline: trustlineArg,
	})
	require.Error(t, err)
}

type chatListener struct {
	libkb.NoopNotifyListener

	paymentInfos chan chat1.ChatPaymentInfoArg
	requestInfos chan chat1.ChatRequestInfoArg
}

func newChatListener() *chatListener {
	x := &chatListener{
		paymentInfos: make(chan chat1.ChatPaymentInfoArg, 1),
		requestInfos: make(chan chat1.ChatRequestInfoArg, 1),
	}
	return x
}

func (c *chatListener) ChatPaymentInfo(uid keybase1.UID, convID chat1.ConversationID, msgID chat1.MessageID, info chat1.UIPaymentInfo) {
	c.paymentInfos <- chat1.ChatPaymentInfoArg{Uid: uid, ConvID: convID, MsgID: msgID, Info: info}
}

func (c *chatListener) ChatRequestInfo(uid keybase1.UID, convID chat1.ConversationID, msgID chat1.MessageID, info chat1.UIRequestInfo) {
	c.requestInfos <- chat1.ChatRequestInfoArg{Uid: uid, ConvID: convID, MsgID: msgID, Info: info}
}

func firstAccountName(t testing.TB, tc *TestContext) string {
	loggedInUsername := tc.G.ActiveDevice.Username(libkb.NewMetaContextForTest(tc.TestContext))
	require.True(t, loggedInUsername.IsValid())
	return fmt.Sprintf("%v's account", loggedInUsername)
}

func check(t testing.TB) {
	if t.Failed() {
		// The test failed. Possibly in anothe goroutine. Look earlier in the logs for the real failure.
		require.FailNow(t, "test already failed")
	}
}

func TestGetStaticConfigLocal(t *testing.T) {
	tcs, cleanup := setupNTests(t, 1)
	defer cleanup()

	staticConfig, err := tcs[0].Srv.GetStaticConfigLocal(context.Background())

	require.NoError(t, err)
	require.Equal(t, staticConfig.PaymentNoteMaxLength, 500)
	require.Equal(t, staticConfig.RequestNoteMaxLength, 240)
	require.Equal(t, staticConfig.PublicMemoMaxLength, 28)
}