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// Copyright 2016 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package kv
import (
"context"
. "github.com/pingcap/check"
)
var _ = Suite(testMockSuite{})
type testMockSuite struct {
}
func (s testMockSuite) TestInterface(c *C) {
storage := NewMockStorage()
storage.GetClient()
storage.UUID()
version, err := storage.CurrentVersion()
c.Check(err, IsNil)
snapshot, err := storage.GetSnapshot(version)
c.Check(err, IsNil)
_, err = snapshot.BatchGet(context.Background(), []Key{Key("abc"), Key("def")})
c.Check(err, IsNil)
snapshot.SetOption(Priority, PriorityNormal)
transaction, err := storage.Begin()
c.Check(err, IsNil)
err = transaction.LockKeys(context.Background(), new(LockCtx), Key("lock"))
c.Check(err, IsNil)
transaction.SetOption(Option(23), struct{}{})
if mock, ok := transaction.(*mockTxn); ok {
mock.GetOption(Option(23))
}
transaction.StartTS()
transaction.DelOption(Option(23))
if transaction.IsReadOnly() {
_, err = transaction.Get(context.TODO(), Key("lock"))
c.Check(err, IsNil)
err = transaction.Set(Key("lock"), []byte{})
c.Check(err, IsNil)
_, err = transaction.Iter(Key("lock"), nil)
c.Check(err, IsNil)
_, err = transaction.IterReverse(Key("lock"))
c.Check(err, IsNil)
}
transaction.Commit(context.Background())
transaction, err = storage.Begin()
c.Check(err, IsNil)
// Test for mockTxn interface.
c.Assert(transaction.String(), Equals, "")
c.Assert(transaction.Valid(), Equals, true)
c.Assert(transaction.Len(), Equals, 0)
c.Assert(transaction.Size(), Equals, 0)
c.Assert(transaction.GetMemBuffer(), IsNil)
transaction.Discard()
err = transaction.Rollback()
c.Check(err, IsNil)
c.Assert(transaction.Valid(), Equals, false)
c.Assert(transaction.IsPessimistic(), Equals, false)
c.Assert(transaction.Delete(nil), IsNil)
// Test for mockStorage interface.
c.Assert(storage.GetOracle(), IsNil)
c.Assert(storage.Name(), Equals, "KVMockStorage")
c.Assert(storage.Describe(), Equals, "KVMockStorage is a mock Store implementation, only for unittests in KV package")
c.Assert(storage.SupportDeleteRange(), IsFalse)
status, err := storage.ShowStatus(nil, "")
c.Assert(status, IsNil)
c.Assert(err, IsNil)
err = storage.Close()
c.Check(err, IsNil)
}
func (s testMockSuite) TestIsPoint(c *C) {
kr := KeyRange{
StartKey: Key("rowkey1"),
EndKey: Key("rowkey2"),
}
c.Check(kr.IsPoint(), IsTrue)
kr.EndKey = Key("rowkey3")
c.Check(kr.IsPoint(), IsFalse)
kr = KeyRange{
StartKey: Key(""),
EndKey: Key([]byte{0}),
}
c.Check(kr.IsPoint(), IsTrue)
}