github.com/FusionFoundation/efsn/v4@v4.2.0/accounts/abi/bind/util_test.go (about)

     1  // Copyright 2016 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package bind_test
    18  
    19  import (
    20  	"context"
    21  	"errors"
    22  	"math/big"
    23  	"testing"
    24  	"time"
    25  
    26  	"github.com/FusionFoundation/efsn/v4/accounts/abi/bind"
    27  	"github.com/FusionFoundation/efsn/v4/accounts/abi/bind/backends"
    28  	"github.com/FusionFoundation/efsn/v4/common"
    29  	"github.com/FusionFoundation/efsn/v4/core"
    30  	"github.com/FusionFoundation/efsn/v4/core/types"
    31  	"github.com/FusionFoundation/efsn/v4/crypto"
    32  )
    33  
    34  var testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
    35  
    36  var waitDeployedTests = map[string]struct {
    37  	code        string
    38  	gas         uint64
    39  	wantAddress common.Address
    40  	wantErr     error
    41  }{
    42  	"successful deploy": {
    43  		code:        `6060604052600a8060106000396000f360606040526008565b00`,
    44  		gas:         3000000,
    45  		wantAddress: common.HexToAddress("0x3a220f351252089d385b29beca14e27f204c296a"),
    46  	},
    47  	"empty code": {
    48  		code:        ``,
    49  		gas:         300000,
    50  		wantErr:     bind.ErrNoCodeAfterDeploy,
    51  		wantAddress: common.HexToAddress("0x3a220f351252089d385b29beca14e27f204c296a"),
    52  	},
    53  }
    54  
    55  func TestWaitDeployed(t *testing.T) {
    56  	for name, test := range waitDeployedTests {
    57  		backend := backends.NewSimulatedBackend(
    58  			core.GenesisAlloc{
    59  				crypto.PubkeyToAddress(testKey.PublicKey): {Balance: big.NewInt(10000000000000000)},
    60  			},
    61  			10000000,
    62  		)
    63  
    64  		// Create the transaction
    65  		tx := types.NewContractCreation(0, big.NewInt(0), test.gas, big.NewInt(1), common.FromHex(test.code))
    66  		tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
    67  
    68  		// Wait for it to get mined in the background.
    69  		var (
    70  			err     error
    71  			address common.Address
    72  			mined   = make(chan struct{})
    73  			ctx     = context.Background()
    74  		)
    75  		go func() {
    76  			address, err = bind.WaitDeployed(ctx, backend, tx)
    77  			close(mined)
    78  		}()
    79  
    80  		// Send and mine the transaction.
    81  		backend.SendTransaction(ctx, tx)
    82  		backend.Commit()
    83  
    84  		select {
    85  		case <-mined:
    86  			if err != test.wantErr {
    87  				t.Errorf("test %q: error mismatch: want %q, got %q", name, test.wantErr, err)
    88  			}
    89  			if address != test.wantAddress {
    90  				t.Errorf("test %q: unexpected contract address %s", name, address.Hex())
    91  			}
    92  		case <-time.After(2 * time.Second):
    93  			t.Errorf("test %q: timeout", name)
    94  		}
    95  	}
    96  }
    97  
    98  func TestWaitDeployedCornerCases(t *testing.T) {
    99  	backend := backends.NewSimulatedBackend(
   100  		core.GenesisAlloc{
   101  			crypto.PubkeyToAddress(testKey.PublicKey): {Balance: big.NewInt(10000000000000000)},
   102  		},
   103  		10000000,
   104  	)
   105  
   106  	// Create a transaction to an account.
   107  	code := "6060604052600a8060106000396000f360606040526008565b00"
   108  	tx := types.NewTransaction(0, common.HexToAddress("0x01"), big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
   109  	tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
   110  	ctx, cancel := context.WithCancel(context.Background())
   111  	defer cancel()
   112  	backend.SendTransaction(ctx, tx)
   113  	backend.Commit()
   114  	notContentCreation := errors.New("tx is not contract creation")
   115  	if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != notContentCreation.Error() {
   116  		t.Errorf("error missmatch: want %q, got %q, ", notContentCreation, err)
   117  	}
   118  
   119  	// Create a transaction that is not mined.
   120  	tx = types.NewContractCreation(1, big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
   121  	tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
   122  
   123  	go func() {
   124  		contextCanceled := errors.New("context canceled")
   125  		if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != contextCanceled.Error() {
   126  			t.Errorf("error missmatch: want %q, got %q, ", contextCanceled, err)
   127  		}
   128  	}()
   129  
   130  	backend.SendTransaction(ctx, tx)
   131  	cancel()
   132  }