github.com/core-coin/go-core/v2@v2.1.9/accounts/abi/bind/util_test.go (about)

     1  // Copyright 2016 by the Authors
     2  // This file is part of the go-core library.
     3  //
     4  // The go-core 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-core 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-core 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/core-coin/go-core/v2/accounts/abi/bind"
    27  	"github.com/core-coin/go-core/v2/accounts/abi/bind/backends"
    28  	"github.com/core-coin/go-core/v2/common"
    29  	"github.com/core-coin/go-core/v2/core"
    30  	"github.com/core-coin/go-core/v2/core/types"
    31  	"github.com/core-coin/go-core/v2/crypto"
    32  )
    33  
    34  var testKey, _ = crypto.UnmarshalPrivateKeyHex("c0b711eea422df26d5ffdcaae35fe0527cf647c5ce62d3efb5e09a0e14fc8afe57fac1a5daa330bc10bfa1d3db11e172a822dcfffb86a0b26d")
    35  
    36  var addr, _ = common.HexToAddress("cb375a538daf54f2e568bb4237357b1cee1aa3cb7eba")
    37  
    38  var waitDeployedTests = map[string]struct {
    39  	code        string
    40  	energy      uint64
    41  	wantAddress common.Address
    42  	wantErr     error
    43  }{
    44  	"successful deploy": {
    45  		code:        `6060604052600a8060106000396000f360606040526008565b00`,
    46  		energy:      3000000,
    47  		wantAddress: addr,
    48  	},
    49  	"empty code": {
    50  		code:        ``,
    51  		energy:      300000,
    52  		wantErr:     bind.ErrNoCodeAfterDeploy,
    53  		wantAddress: addr,
    54  	},
    55  }
    56  
    57  func TestWaitDeployed(t *testing.T) {
    58  	for name, test := range waitDeployedTests {
    59  		backend := backends.NewSimulatedBackend(
    60  			core.GenesisAlloc{
    61  				testKey.Address(): {Balance: big.NewInt(10000000000)},
    62  			},
    63  			10000000,
    64  		)
    65  		defer backend.Close()
    66  
    67  		// Create the transaction.
    68  		tx := types.NewContractCreation(0, big.NewInt(0), test.energy, big.NewInt(1), common.FromHex(test.code))
    69  		tx, _ = types.SignTx(tx, types.NewNucleusSigner(backend.Blockchain().Config().NetworkID), testKey)
    70  
    71  		// Wait for it to get mined in the background.
    72  		var (
    73  			err     error
    74  			address common.Address
    75  			mined   = make(chan struct{})
    76  			ctx     = context.Background()
    77  		)
    78  		go func() {
    79  			address, err = bind.WaitDeployed(ctx, backend, tx)
    80  			close(mined)
    81  		}()
    82  
    83  		// Send and mine the transaction.
    84  		backend.SendTransaction(ctx, tx)
    85  		backend.Commit()
    86  
    87  		select {
    88  		case <-mined:
    89  			if err != test.wantErr {
    90  				t.Errorf("test %q: error mismatch: want %q, got %q", name, test.wantErr, err)
    91  			}
    92  			if address != test.wantAddress {
    93  				t.Errorf("test %q: unexpected contract address %s", name, address.Hex())
    94  			}
    95  		case <-time.After(2 * time.Second):
    96  			t.Errorf("test %q: timeout", name)
    97  		}
    98  	}
    99  }
   100  
   101  func TestWaitDeployedCornerCases(t *testing.T) {
   102  	backend := backends.NewSimulatedBackend(
   103  		core.GenesisAlloc{
   104  			testKey.Address(): {Balance: big.NewInt(10000000000)},
   105  		},
   106  		10000000,
   107  	)
   108  	defer backend.Close()
   109  
   110  	addr, _ := common.HexToAddress("cb270000000000000000000000000000000000000001")
   111  	// Create a transaction to an account.
   112  	code := "6060604052600a8060106000396000f360606040526008565b00"
   113  	tx := types.NewTransaction(0, addr, big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
   114  	tx, _ = types.SignTx(tx, types.NewNucleusSigner(backend.Blockchain().Config().NetworkID), testKey)
   115  	ctx, cancel := context.WithCancel(context.Background())
   116  	defer cancel()
   117  	backend.SendTransaction(ctx, tx)
   118  	backend.Commit()
   119  	notContentCreation := errors.New("tx is not contract creation")
   120  	if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != notContentCreation.Error() {
   121  		t.Errorf("error missmatch: want %q, got %q, ", notContentCreation, err)
   122  	}
   123  
   124  	// Create a transaction that is not mined.
   125  	tx = types.NewContractCreation(1, big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
   126  	tx, _ = types.SignTx(tx, types.NewNucleusSigner(backend.Blockchain().Config().NetworkID), testKey)
   127  
   128  	go func() {
   129  		contextCanceled := errors.New("context canceled")
   130  		if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != contextCanceled.Error() {
   131  			t.Errorf("error missmatch: want %q, got %q, ", contextCanceled, err)
   132  		}
   133  	}()
   134  
   135  	backend.SendTransaction(ctx, tx)
   136  	cancel()
   137  }