b8ea9042e5
* accounts/abi/bind: added test cases for waitDeployed * accounts/abi/bind: added test case for boundContract * accounts/abi/bind: removed unnecessary resolve methods * accounts/abi: moved topics from /bind to /abi * accounts/abi/bind: cleaned up format... functions * accounts/abi: improved log message * accounts/abi: added type tests * accounts/abi/bind: remove superfluous template methods
135 lines
4.2 KiB
Go
135 lines
4.2 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package bind_test
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import (
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"context"
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"errors"
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"math/big"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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)
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var testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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var waitDeployedTests = map[string]struct {
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code string
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gas uint64
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wantAddress common.Address
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wantErr error
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}{
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"successful deploy": {
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code: `6060604052600a8060106000396000f360606040526008565b00`,
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gas: 3000000,
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wantAddress: common.HexToAddress("0x3a220f351252089d385b29beca14e27f204c296a"),
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},
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"empty code": {
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code: ``,
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gas: 300000,
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wantErr: bind.ErrNoCodeAfterDeploy,
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wantAddress: common.HexToAddress("0x3a220f351252089d385b29beca14e27f204c296a"),
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},
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}
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func TestWaitDeployed(t *testing.T) {
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for name, test := range waitDeployedTests {
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backend := backends.NewSimulatedBackend(
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core.GenesisAlloc{
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crypto.PubkeyToAddress(testKey.PublicKey): {Balance: big.NewInt(10000000000)},
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},
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10000000,
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)
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defer backend.Close()
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// Create the transaction.
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tx := types.NewContractCreation(0, big.NewInt(0), test.gas, big.NewInt(1), common.FromHex(test.code))
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tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
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// Wait for it to get mined in the background.
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var (
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err error
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address common.Address
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mined = make(chan struct{})
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ctx = context.Background()
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)
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go func() {
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address, err = bind.WaitDeployed(ctx, backend, tx)
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close(mined)
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}()
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// Send and mine the transaction.
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backend.SendTransaction(ctx, tx)
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backend.Commit()
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select {
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case <-mined:
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if err != test.wantErr {
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t.Errorf("test %q: error mismatch: want %q, got %q", name, test.wantErr, err)
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}
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if address != test.wantAddress {
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t.Errorf("test %q: unexpected contract address %s", name, address.Hex())
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}
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case <-time.After(2 * time.Second):
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t.Errorf("test %q: timeout", name)
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}
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}
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}
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func TestWaitDeployedCornerCases(t *testing.T) {
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backend := backends.NewSimulatedBackend(
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core.GenesisAlloc{
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crypto.PubkeyToAddress(testKey.PublicKey): {Balance: big.NewInt(10000000000)},
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},
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10000000,
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)
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defer backend.Close()
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// Create a transaction to an account.
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code := "6060604052600a8060106000396000f360606040526008565b00"
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tx := types.NewTransaction(0, common.HexToAddress("0x01"), big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
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tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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backend.SendTransaction(ctx, tx)
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backend.Commit()
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notContentCreation := errors.New("tx is not contract creation")
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if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != notContentCreation.Error() {
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t.Errorf("error missmatch: want %q, got %q, ", notContentCreation, err)
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}
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// Create a transaction that is not mined.
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tx = types.NewContractCreation(1, big.NewInt(0), 3000000, big.NewInt(1), common.FromHex(code))
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tx, _ = types.SignTx(tx, types.HomesteadSigner{}, testKey)
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go func() {
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contextCanceled := errors.New("context canceled")
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if _, err := bind.WaitDeployed(ctx, backend, tx); err.Error() != contextCanceled.Error() {
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t.Errorf("error missmatch: want %q, got %q, ", contextCanceled, err)
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}
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}()
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backend.SendTransaction(ctx, tx)
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cancel()
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}
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