Files
tidb/meta/meta_test.go

69 lines
1.8 KiB
Go

// Copyright 2015 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 meta_test
import (
"testing"
. "github.com/pingcap/check"
"github.com/pingcap/tidb/meta"
"github.com/pingcap/tidb/store/localstore"
"github.com/pingcap/tidb/store/localstore/goleveldb"
)
func TestT(t *testing.T) {
TestingT(t)
}
var _ = Suite(&testSuite{})
type testSuite struct {
}
func (*testSuite) TestT(c *C) {
driver := localstore.Driver{Driver: goleveldb.MemoryDriver{}}
store, err := driver.Open("memory")
c.Assert(err, IsNil)
defer store.Close()
// For GenID
txn, err := store.Begin()
c.Assert(err, IsNil)
key := []byte(meta.AutoIDKey(1))
id, err := meta.GenID(txn, key, 1)
c.Assert(id, Equals, int64(1))
id, err = meta.GenID(txn, key, 2)
c.Assert(id, Equals, int64(3))
id, err = meta.GenID(txn, []byte{}, 1)
c.Assert(err, NotNil)
// For DBMetaKey
mkey := []byte(meta.DBMetaKey(1))
c.Assert(mkey, DeepEquals, meta.MakeMetaKey("mDB::1"))
//For AutoIDKey
mkey = []byte(meta.AutoIDKey(1))
c.Assert(mkey, DeepEquals, meta.MakeMetaKey("mTable::1_auto_id"))
mkey = []byte(meta.AutoIDKey(0))
c.Assert(mkey, DeepEquals, meta.MakeMetaKey("mTable::0_auto_id"))
// For GenGlobalID
id, err = meta.GenGlobalID(store)
c.Assert(err, IsNil)
c.Assert(id, Equals, int64(1))
id, err = meta.GenGlobalID(store)
c.Assert(err, IsNil)
c.Assert(id, Equals, int64(2))
}