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core/state: fix staticcheck warnings (#20357)

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Also remove dependency on gopkg.in/check.v1 in tests.
This commit is contained in:
Felix Lange
2019-11-22 15:56:05 +01:00
committed by GitHub
parent 36a684ca1e
commit dd21f079e8
7 changed files with 211 additions and 228 deletions
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53
core/state/state_test.go
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@ -25,19 +25,24 @@ import (
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/ethdb"
checker "gopkg.in/check.v1"
)
type StateSuite struct {
var toAddr = common.BytesToAddress
type stateTest struct {
db ethdb.Database
state *StateDB
}
var _ = checker.Suite(&StateSuite{})
func newStateTest() *stateTest {
db := rawdb.NewMemoryDatabase()
sdb, _ := New(common.Hash{}, NewDatabase(db))
return &stateTest{db: db, state: sdb}
}
var toAddr = common.BytesToAddress
func TestDump(t *testing.T) {
s := newStateTest()
func (s *StateSuite) TestDump(c *checker.C) {
// generate a few entries
obj1 := s.state.GetOrNewStateObject(toAddr([]byte{0x01}))
obj1.AddBalance(big.NewInt(22))
@ -78,16 +83,12 @@ func (s *StateSuite) TestDump(c *checker.C) {
}
}`
if got != want {
c.Errorf("dump mismatch:\ngot: %s\nwant: %s\n", got, want)
t.Errorf("dump mismatch:\ngot: %s\nwant: %s\n", got, want)
}
}
func (s *StateSuite) SetUpTest(c *checker.C) {
s.db = rawdb.NewMemoryDatabase()
s.state, _ = New(common.Hash{}, NewDatabase(s.db))
}
func (s *StateSuite) TestNull(c *checker.C) {
func TestNull(t *testing.T) {
s := newStateTest()
address := common.HexToAddress("0x823140710bf13990e4500136726d8b55")
s.state.CreateAccount(address)
//value := common.FromHex("0x823140710bf13990e4500136726d8b55")
@ -97,18 +98,19 @@ func (s *StateSuite) TestNull(c *checker.C) {
s.state.Commit(false)
if value := s.state.GetState(address, common.Hash{}); value != (common.Hash{}) {
c.Errorf("expected empty current value, got %x", value)
t.Errorf("expected empty current value, got %x", value)
}
if value := s.state.GetCommittedState(address, common.Hash{}); value != (common.Hash{}) {
c.Errorf("expected empty committed value, got %x", value)
t.Errorf("expected empty committed value, got %x", value)
}
}
func (s *StateSuite) TestSnapshot(c *checker.C) {
func TestSnapshot(t *testing.T) {
stateobjaddr := toAddr([]byte("aa"))
var storageaddr common.Hash
data1 := common.BytesToHash([]byte{42})
data2 := common.BytesToHash([]byte{43})
s := newStateTest()
// snapshot the genesis state
genesis := s.state.Snapshot()
@ -121,21 +123,28 @@ func (s *StateSuite) TestSnapshot(c *checker.C) {
s.state.SetState(stateobjaddr, storageaddr, data2)
s.state.RevertToSnapshot(snapshot)
c.Assert(s.state.GetState(stateobjaddr, storageaddr), checker.DeepEquals, data1)
c.Assert(s.state.GetCommittedState(stateobjaddr, storageaddr), checker.DeepEquals, common.Hash{})
if v := s.state.GetState(stateobjaddr, storageaddr); v != data1 {
t.Errorf("wrong storage value %v, want %v", v, data1)
}
if v := s.state.GetCommittedState(stateobjaddr, storageaddr); v != (common.Hash{}) {
t.Errorf("wrong committed storage value %v, want %v", v, common.Hash{})
}
// revert up to the genesis state and ensure correct content
s.state.RevertToSnapshot(genesis)
c.Assert(s.state.GetState(stateobjaddr, storageaddr), checker.DeepEquals, common.Hash{})
c.Assert(s.state.GetCommittedState(stateobjaddr, storageaddr), checker.DeepEquals, common.Hash{})
if v := s.state.GetState(stateobjaddr, storageaddr); v != (common.Hash{}) {
t.Errorf("wrong storage value %v, want %v", v, common.Hash{})
}
if v := s.state.GetCommittedState(stateobjaddr, storageaddr); v != (common.Hash{}) {
t.Errorf("wrong committed storage value %v, want %v", v, common.Hash{})
}
}
func (s *StateSuite) TestSnapshotEmpty(c *checker.C) {
func TestSnapshotEmpty(t *testing.T) {
s := newStateTest()
s.state.RevertToSnapshot(s.state.Snapshot())
}
// use testing instead of checker because checker does not support
// printing/logging in tests (-check.vv does not work)
func TestSnapshot2(t *testing.T) {
state, _ := New(common.Hash{}, NewDatabase(rawdb.NewMemoryDatabase()))