mirror of
https://github.com/ethereum/go-ethereum.git
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dc619990f5
* doc: licensing of libevm extensions and modifications * chore: add license headers via linter * chore: `golangci-lint run --fix` * chore: `golangci-lint run --fix` * chore: fix `libevm/libevm.go` header * chore: `s/extensions/additions/` * chore: add missing headers
78 lines
2.7 KiB
Go
78 lines
2.7 KiB
Go
// Copyright 2024 the libevm authors.
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//
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// The libevm additions to go-ethereum are free software: you can redistribute
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// them and/or modify them under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation, either version 3 of the License,
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// or (at your option) any later version.
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//
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// The libevm additions are distributed in the hope that they 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 GNU Lesser
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// 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
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// <http://www.gnu.org/licenses/>.
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package params_test
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import (
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"errors"
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"fmt"
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"math/big"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/ethereum/go-ethereum/libevm/ethtest"
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"github.com/ethereum/go-ethereum/libevm/hookstest"
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"github.com/ethereum/go-ethereum/params"
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)
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func TestChainConfigHooks_Description(t *testing.T) {
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const suffix = "Arran was here"
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c := new(params.ChainConfig)
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want := c.Description() + suffix
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hooks := &hookstest.Stub{
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DescriptionSuffix: "Arran was here",
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}
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hooks.Register(t).SetOnChainConfig(c, hooks)
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require.Equal(t, want, c.Description(), "ChainConfigHooks.Description() is appended to non-extras equivalent")
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}
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func TestChainConfigHooks_CheckConfigForkOrder(t *testing.T) {
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err := errors.New("uh oh")
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c := new(params.ChainConfig)
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require.NoError(t, c.CheckConfigForkOrder(), "CheckConfigForkOrder() with no hooks")
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hooks := &hookstest.Stub{
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CheckConfigForkOrderFn: func() error { return err },
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}
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hooks.Register(t).SetOnChainConfig(c, hooks)
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require.Equal(t, err, c.CheckConfigForkOrder(), "CheckConfigForkOrder() with error-producing hook")
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}
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func TestChainConfigHooks_CheckConfigCompatible(t *testing.T) {
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rng := ethtest.NewPseudoRand(1234567890)
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newcfg := ¶ms.ChainConfig{
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ChainID: rng.BigUint64(),
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}
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headNumber := rng.Uint64()
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headTimestamp := rng.Uint64()
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c := new(params.ChainConfig)
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require.Nil(t, c.CheckCompatible(newcfg, headNumber, headTimestamp), "CheckCompatible() with no hooks")
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makeCompatErr := func(newcfg *params.ChainConfig, headNumber *big.Int, headTimestamp uint64) *params.ConfigCompatError {
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return ¶ms.ConfigCompatError{
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What: fmt.Sprintf("ChainID: %v Head #: %v Head Time: %d", newcfg.ChainID, headNumber, headTimestamp),
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}
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}
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hooks := &hookstest.Stub{
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CheckConfigCompatibleFn: makeCompatErr,
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}
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hooks.Register(t).SetOnChainConfig(c, hooks)
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want := makeCompatErr(newcfg, new(big.Int).SetUint64(headNumber), headTimestamp)
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require.Equal(t, want, c.CheckCompatible(newcfg, headNumber, headTimestamp), "CheckCompatible() with error-producing hook")
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}
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