86 lines
3.3 KiB
Go
86 lines
3.3 KiB
Go
// Copyright 2022 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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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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 session_test
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import (
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"fmt"
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"reflect"
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"sync/atomic"
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"testing"
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"github.com/pingcap/tidb/ddl"
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"github.com/pingcap/tidb/session"
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"github.com/pingcap/tidb/tablecodec"
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"github.com/pingcap/tidb/testkit"
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"github.com/pingcap/tidb/testkit/external"
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"github.com/stretchr/testify/require"
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)
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func TestInitMetaTable(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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for _, sql := range session.DDLJobTables {
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tk.MustExec(sql.SQL)
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}
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tbls := map[string]struct{}{
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"tidb_ddl_job": {},
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"tidb_ddl_reorg": {},
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"tidb_ddl_history": {},
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}
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for tbl := range tbls {
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metaInMySQL := external.GetTableByName(t, tk, "mysql", tbl).Meta().Clone()
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metaInTest := external.GetTableByName(t, tk, "test", tbl).Meta().Clone()
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require.Greater(t, metaInMySQL.ID, int64(0))
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require.Greater(t, metaInMySQL.UpdateTS, uint64(0))
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metaInTest.ID = metaInMySQL.ID
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metaInMySQL.UpdateTS = metaInTest.UpdateTS
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require.True(t, reflect.DeepEqual(metaInMySQL, metaInTest))
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}
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}
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func TestMetaTableRegion(t *testing.T) {
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enableSplitTableRegionVal := atomic.LoadUint32(&ddl.EnableSplitTableRegion)
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atomic.StoreUint32(&ddl.EnableSplitTableRegion, 1)
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defer atomic.StoreUint32(&ddl.EnableSplitTableRegion, enableSplitTableRegionVal)
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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ddlReorgTableRegionID := tk.MustQuery("show table mysql.tidb_ddl_reorg regions").Rows()[0][0]
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ddlReorgTableRegionStartKey := tk.MustQuery("show table mysql.tidb_ddl_reorg regions").Rows()[0][1]
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require.Equal(t, ddlReorgTableRegionStartKey, fmt.Sprintf("%s_%d_", tablecodec.TablePrefix(), ddl.ReorgTableID))
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ddlJobTableRegionID := tk.MustQuery("show table mysql.tidb_ddl_job regions").Rows()[0][0]
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ddlJobTableRegionStartKey := tk.MustQuery("show table mysql.tidb_ddl_job regions").Rows()[0][1]
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require.Equal(t, ddlJobTableRegionStartKey, fmt.Sprintf("%s_%d_", tablecodec.TablePrefix(), ddl.JobTableID))
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require.NotEqual(t, ddlJobTableRegionID, ddlReorgTableRegionID)
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ddlBackfillTableRegionID := tk.MustQuery("show table mysql.tidb_ddl_backfill regions").Rows()[0][0]
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ddlBackfillTableRegionStartKey := tk.MustQuery("show table mysql.tidb_ddl_backfill regions").Rows()[0][1]
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require.Equal(t, ddlBackfillTableRegionStartKey, fmt.Sprintf("%s_%d_", tablecodec.TablePrefix(), ddl.BackfillTableID))
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ddlBackfillHistoryTableRegionID := tk.MustQuery("show table mysql.tidb_ddl_backfill_history regions").Rows()[0][0]
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ddlBackfillHistoryTableRegionStartKey := tk.MustQuery("show table mysql.tidb_ddl_backfill_history regions").Rows()[0][1]
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require.Equal(t, ddlBackfillHistoryTableRegionStartKey, fmt.Sprintf("%s_%d_", tablecodec.TablePrefix(), ddl.BackfillHistoryTableID))
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require.NotEqual(t, ddlBackfillTableRegionID, ddlBackfillHistoryTableRegionID)
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}
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