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core/state: add test

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This commit is contained in:
Gary Rong 2024-04-09 14:26:45 +08:00
parent 48f9af85fa
commit 85c387f60b
1 changed files with 41 additions and 0 deletions
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41
core/state/statedb_test.go
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@ -889,6 +889,47 @@ func TestDeleteCreateRevert(t *testing.T) {
}
}
// TestSelfDestructAccountAfterDeploy tests a special scenario that the account
// is deleted by self-destruct-6780. The account was previously existent and
// eligible for deployment.
func TestSelfDestructAccountAfterDeploy(t *testing.T) {
// Create an initial state with a single contract
state, _ := New(types.EmptyRootHash, NewDatabase(rawdb.NewMemoryDatabase()), nil)
addr := common.BytesToAddress([]byte("so"))
state.SetBalance(addr, uint256.NewInt(1), tracing.BalanceChangeUnspecified)
root, _ := state.Commit(0, false)
state, _ = New(root, state.db, state.snaps)
// Revert the group of self-destruct operations. None of them should be applied.
id := state.Snapshot()
state.SetDestructible(addr)
state.SetCode(addr, []byte{0x1})
state.Selfdestruct6780(addr)
state.RevertToSnapshot(id)
state.Finalise(true)
root, _ = state.Commit(0, true)
state, _ = New(root, state.db, state.snaps)
if state.getStateObject(addr) == nil {
t.Fatalf("self-destructed should not be applied")
}
// Self-destruct the account with destructible flag setting
state.SetDestructible(addr)
state.SetCode(addr, []byte{0x1})
state.Selfdestruct6780(addr)
state.Finalise(true)
root, _ = state.Commit(0, true)
state, _ = New(root, state.db, state.snaps)
if state.getStateObject(addr) != nil {
t.Fatalf("self-destructed contract came alive")
}
}
// TestMissingTrieNodes tests that if the StateDB fails to load parts of the trie,
// the Commit operation fails with an error
// If we are missing trie nodes, we should not continue writing to the trie