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412 lines
9.3 KiB
412 lines
9.3 KiB
// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package structure_test
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import (
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"context"
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"testing"
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. "github.com/pingcap/check"
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"github.com/pingcap/parser/mysql"
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"github.com/pingcap/parser/terror"
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"github.com/pingcap/tidb/kv"
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"github.com/pingcap/tidb/store/mockstore"
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"github.com/pingcap/tidb/structure"
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"github.com/pingcap/tidb/util/testleak"
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)
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func TestTxStructure(t *testing.T) {
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CustomVerboseFlag = true
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TestingT(t)
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}
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var _ = Suite(&testTxStructureSuite{})
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type testTxStructureSuite struct {
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store kv.Storage
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}
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func (s *testTxStructureSuite) SetUpSuite(c *C) {
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testleak.BeforeTest()
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store, err := mockstore.NewMockTikvStore()
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c.Assert(err, IsNil)
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s.store = store
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}
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func (s *testTxStructureSuite) TearDownSuite(c *C) {
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err := s.store.Close()
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c.Assert(err, IsNil)
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testleak.AfterTest(c)()
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}
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func (s *testTxStructureSuite) TestString(c *C) {
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txn, err := s.store.Begin()
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c.Assert(err, IsNil)
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defer txn.Rollback()
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tx := structure.NewStructure(txn, txn, []byte{0x00})
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key := []byte("a")
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value := []byte("1")
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err = tx.Set(key, value)
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c.Assert(err, IsNil)
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v, err := tx.Get(key)
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c.Assert(err, IsNil)
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c.Assert(v, DeepEquals, value)
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n, err := tx.Inc(key, 1)
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(2))
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v, err = tx.Get(key)
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c.Assert(err, IsNil)
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c.Assert(v, DeepEquals, []byte("2"))
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n, err = tx.GetInt64(key)
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(2))
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err = tx.Clear(key)
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c.Assert(err, IsNil)
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v, err = tx.Get(key)
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c.Assert(err, IsNil)
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c.Assert(v, IsNil)
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tx1 := structure.NewStructure(txn, nil, []byte{0x01})
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err = tx1.Set(key, value)
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c.Assert(err, NotNil)
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_, err = tx1.Inc(key, 1)
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c.Assert(err, NotNil)
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err = tx1.Clear(key)
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c.Assert(err, NotNil)
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err = txn.Commit(context.Background())
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c.Assert(err, IsNil)
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}
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func (s *testTxStructureSuite) TestList(c *C) {
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txn, err := s.store.Begin()
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c.Assert(err, IsNil)
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defer txn.Rollback()
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tx := structure.NewStructure(txn, txn, []byte{0x00})
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key := []byte("a")
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err = tx.LPush(key, []byte("3"), []byte("2"), []byte("1"))
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c.Assert(err, IsNil)
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// Test LGetAll.
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err = tx.LPush(key, []byte("11"))
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c.Assert(err, IsNil)
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values, err := tx.LGetAll(key)
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c.Assert(err, IsNil)
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c.Assert(values, DeepEquals, [][]byte{[]byte("3"), []byte("2"), []byte("1"), []byte("11")})
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value, err := tx.LPop(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("11"))
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l, err := tx.LLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(3))
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value, err = tx.LIndex(key, 1)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("2"))
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err = tx.LSet(key, 1, []byte("4"))
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c.Assert(err, IsNil)
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value, err = tx.LIndex(key, 1)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("4"))
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err = tx.LSet(key, 1, []byte("2"))
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c.Assert(err, IsNil)
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err = tx.LSet(key, 100, []byte("2"))
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c.Assert(err, NotNil)
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value, err = tx.LIndex(key, -1)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("3"))
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value, err = tx.LPop(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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l, err = tx.LLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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err = tx.RPush(key, []byte("4"))
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c.Assert(err, IsNil)
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l, err = tx.LLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(3))
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value, err = tx.LIndex(key, -1)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("4"))
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value, err = tx.RPop(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("4"))
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value, err = tx.RPop(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("3"))
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value, err = tx.RPop(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("2"))
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l, err = tx.LLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(0))
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err = tx.LPush(key, []byte("1"))
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c.Assert(err, IsNil)
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err = tx.LClear(key)
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c.Assert(err, IsNil)
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l, err = tx.LLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(0))
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tx1 := structure.NewStructure(txn, nil, []byte{0x01})
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err = tx1.LPush(key, []byte("1"))
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c.Assert(err, NotNil)
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_, err = tx1.RPop(key)
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c.Assert(err, NotNil)
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err = tx1.LSet(key, 1, []byte("2"))
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c.Assert(err, NotNil)
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err = tx1.LClear(key)
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c.Assert(err, NotNil)
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err = txn.Commit(context.Background())
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c.Assert(err, IsNil)
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}
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func (s *testTxStructureSuite) TestHash(c *C) {
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txn, err := s.store.Begin()
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c.Assert(err, IsNil)
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defer txn.Rollback()
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tx := structure.NewStructure(txn, txn, []byte{0x00})
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key := []byte("a")
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tx.EncodeHashAutoIDKeyValue(key, key, 5)
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err = tx.HSet(key, []byte("1"), []byte("1"))
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c.Assert(err, IsNil)
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err = tx.HSet(key, []byte("2"), []byte("2"))
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c.Assert(err, IsNil)
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l, err := tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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value, err := tx.HGet(key, []byte("1"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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value, err = tx.HGet(key, []byte("fake"))
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c.Assert(err, IsNil)
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c.Assert(value, IsNil)
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keys, err := tx.HKeys(key)
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c.Assert(err, IsNil)
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c.Assert(keys, DeepEquals, [][]byte{[]byte("1"), []byte("2")})
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res, err := tx.HGetAll(key)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []structure.HashPair{
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{Field: []byte("1"), Value: []byte("1")},
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{Field: []byte("2"), Value: []byte("2")}})
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res, err = tx.HGetLastN(key, 1)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []structure.HashPair{
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{Field: []byte("2"), Value: []byte("2")}})
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res, err = tx.HGetLastN(key, 2)
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c.Assert(err, IsNil)
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c.Assert(res, DeepEquals, []structure.HashPair{
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{Field: []byte("2"), Value: []byte("2")},
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{Field: []byte("1"), Value: []byte("1")}})
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err = tx.HDel(key, []byte("1"))
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c.Assert(err, IsNil)
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value, err = tx.HGet(key, []byte("1"))
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c.Assert(err, IsNil)
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c.Assert(value, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(1))
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n, err := tx.HInc(key, []byte("1"), 1)
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(1))
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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// Test set new value which equals to old value.
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value, err = tx.HGet(key, []byte("1"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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err = tx.HSet(key, []byte("1"), []byte("1"))
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c.Assert(err, IsNil)
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value, err = tx.HGet(key, []byte("1"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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n, err = tx.HInc(key, []byte("1"), 1)
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(2))
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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n, err = tx.HInc(key, []byte("1"), 1)
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(3))
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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n, err = tx.HGetInt64(key, []byte("1"))
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c.Assert(err, IsNil)
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c.Assert(n, Equals, int64(3))
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(2))
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err = tx.HClear(key)
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c.Assert(err, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(0))
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err = tx.HDel(key, []byte("fake_key"))
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c.Assert(err, IsNil)
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// Test set nil value.
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value, err = tx.HGet(key, []byte("nil_key"))
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c.Assert(err, IsNil)
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c.Assert(value, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(0))
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err = tx.HSet(key, []byte("nil_key"), nil)
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c.Assert(err, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(0))
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err = tx.HSet(key, []byte("nil_key"), []byte("1"))
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c.Assert(err, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(1))
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value, err = tx.HGet(key, []byte("nil_key"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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err = tx.HSet(key, []byte("nil_key"), nil)
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c.Assert(err, NotNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(1))
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value, err = tx.HGet(key, []byte("nil_key"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("1"))
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err = tx.HSet(key, []byte("nil_key"), []byte("2"))
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c.Assert(err, IsNil)
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l, err = tx.HLen(key)
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c.Assert(err, IsNil)
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c.Assert(l, Equals, int64(1))
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value, err = tx.HGet(key, []byte("nil_key"))
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("2"))
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tx1 := structure.NewStructure(txn, nil, []byte{0x01})
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_, err = tx1.HInc(key, []byte("1"), 1)
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c.Assert(err, NotNil)
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err = tx1.HDel(key, []byte("1"))
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c.Assert(err, NotNil)
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err = txn.Commit(context.Background())
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c.Assert(err, IsNil)
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err = kv.RunInNewTxn(s.store, false, func(txn kv.Transaction) error {
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t := structure.NewStructure(txn, txn, []byte{0x00})
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err = t.Set(key, []byte("abc"))
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c.Assert(err, IsNil)
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value, err = t.Get(key)
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c.Assert(err, IsNil)
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c.Assert(value, DeepEquals, []byte("abc"))
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return nil
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})
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c.Assert(err, IsNil)
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}
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func (*testTxStructureSuite) TestError(c *C) {
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kvErrs := []*terror.Error{
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structure.ErrInvalidHashKeyFlag,
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structure.ErrInvalidListIndex,
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structure.ErrInvalidListMetaData,
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structure.ErrWriteOnSnapshot,
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}
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for _, err := range kvErrs {
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code := terror.ToSQLError(err).Code
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c.Assert(code != mysql.ErrUnknown && code == uint16(err.Code()), IsTrue, Commentf("err: %v", err))
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}
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}
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