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34 lines
1.3 KiB
Go
34 lines
1.3 KiB
Go
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package registry_test
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import (
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"testing"
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"github.com/ethereum/go-ethereum/precompile/modules"
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"github.com/stretchr/testify/assert"
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)
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// TestRegisteredPrecompiles asserts precompiles are registered
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//
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// In addition, this serves as an integration test to
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// 1. Ensure modules.RegisteredModules() is returning addresses in the correct ascending order
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// 2. Ensure that that the address defined in the module is correct. Since we use common.HexToAddress and
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// then back to 0x encoded string, we can be certain that the string defined in the module is the
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// expected length, not missing 0's, etc.
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func TestRegisteredPrecompilesAddresses(t *testing.T) {
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// build list of 0x addresses that are registered
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registeredModules := modules.RegisteredModules()
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registeredPrecompiles := make([]string, 0, len(registeredModules))
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for _, rp := range registeredModules {
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registeredPrecompiles = append(registeredPrecompiles, rp.Address.String())
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}
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expectedPrecompiles := []string{
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// 0x9 address space used for e2e & integration tests
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"0x9000000000000000000000000000000000000001", // noop
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"0x9000000000000000000000000000000000000002", // noop (duplicated for testing)
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}
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assert.Equal(t, expectedPrecompiles, registeredPrecompiles,
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"expected registered precompile address list to match to match expected")
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}
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