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@ -1,6 +1,7 @@ |
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package state |
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import ( |
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. "gopkg.in/check.v1" |
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"testing" |
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"github.com/ethereum/go-ethereum/ethdb" |
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@ -8,29 +9,41 @@ import ( |
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"github.com/ethereum/go-ethereum/trie" |
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) |
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var ZeroHash256 = make([]byte, 32) |
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func Test(t *testing.T) { TestingT(t) } |
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func TestSnapshot(t *testing.T) { |
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type StateSuite struct { |
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state *State |
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} |
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var _ = Suite(&StateSuite{}) |
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const expectedasbytes = "Expected % x Got % x" |
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// var ZeroHash256 = make([]byte, 32)
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func (s *StateSuite) SetUpTest(c *C) { |
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db, _ := ethdb.NewMemDatabase() |
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ethutil.ReadConfig(".ethtest", "/tmp/ethtest", "") |
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ethutil.Config.Db = db |
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s.state = New(trie.New(db, "")) |
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} |
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state := New(trie.New(db, "")) |
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stateObject := state.GetOrNewStateObject([]byte("aa")) |
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stateObject.SetStorage(ethutil.Big("0"), ethutil.NewValue(42)) |
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func (s *StateSuite) TestSnapshot(c *C) { |
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data1 := ethutil.NewValue(42) |
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data2 := ethutil.NewValue(43) |
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storageaddr := ethutil.Big("0") |
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stateobjaddr := []byte("aa") |
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snapshot := state.Copy() |
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stateObject := s.state.GetOrNewStateObject(stateobjaddr) |
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stateObject.SetStorage(storageaddr, data1) |
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snapshot := s.state.Copy() |
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stateObject = state.GetStateObject([]byte("aa")) |
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stateObject.SetStorage(ethutil.Big("0"), ethutil.NewValue(43)) |
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stateObject = s.state.GetStateObject(stateobjaddr) |
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stateObject.SetStorage(storageaddr, data2) |
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s.state.Set(snapshot) |
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state.Set(snapshot) |
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stateObject = s.state.GetStateObject(stateobjaddr) |
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res := stateObject.GetStorage(storageaddr) |
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stateObject = state.GetStateObject([]byte("aa")) |
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res := stateObject.GetStorage(ethutil.Big("0")) |
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if !res.Cmp(ethutil.NewValue(42)) { |
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t.Error("Expected storage 0 to be 42", res) |
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} |
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c.Assert(data1, DeepEquals, res, Commentf(expectedasbytes, data1, res)) |
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} |
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