Files
tidb/ttl/cache/table_test.go

217 lines
6.6 KiB
Go

// Copyright 2022 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cache_test
import (
"context"
"fmt"
"testing"
"time"
"github.com/pingcap/tidb/parser/model"
"github.com/pingcap/tidb/testkit"
"github.com/pingcap/tidb/ttl/cache"
"github.com/pingcap/tidb/ttl/session"
"github.com/stretchr/testify/require"
)
func TestNewTTLTable(t *testing.T) {
cases := []struct {
db string
tbl string
def string
timeCol string
keyCols []string
}{
{
db: "test",
tbl: "t1",
def: "(a int)",
},
{
db: "test",
tbl: "ttl1",
def: "(a int, t datetime) ttl = `t` + interval 2 hour",
timeCol: "t",
keyCols: []string{"_tidb_rowid"},
},
{
db: "test",
tbl: "ttl2",
def: "(id int primary key, t datetime) ttl = `t` + interval 3 hour",
timeCol: "t",
keyCols: []string{"id"},
},
{
db: "test",
tbl: "ttl3",
def: "(a int, b varchar(32), c binary(32), t datetime, primary key (a, b, c)) ttl = `t` + interval 1 month",
timeCol: "t",
keyCols: []string{"a", "b", "c"},
},
{
db: "test",
tbl: "ttl4",
def: "(id int primary key, t datetime) " +
"ttl = `t` + interval 1 day " +
"PARTITION BY RANGE (id) (" +
" PARTITION p0 VALUES LESS THAN (10)," +
" PARTITION p1 VALUES LESS THAN (100)," +
" PARTITION p2 VALUES LESS THAN (1000)," +
" PARTITION p3 VALUES LESS THAN MAXVALUE)",
timeCol: "t",
keyCols: []string{"id"},
},
{
db: "test",
tbl: "ttl5",
def: "(id int primary key nonclustered, t datetime) ttl = `t` + interval 3 hour",
timeCol: "t",
keyCols: []string{"_tidb_rowid"},
},
}
store, do := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
for _, c := range cases {
tk.MustExec("use " + c.db)
tk.MustExec("create table " + c.tbl + c.def)
}
for _, c := range cases {
is := do.InfoSchema()
tbl, err := is.TableByName(model.NewCIStr(c.db), model.NewCIStr(c.tbl))
require.NoError(t, err)
tblInfo := tbl.Meta()
var physicalTbls []*cache.PhysicalTable
if tblInfo.Partition == nil {
ttlTbl, err := cache.NewPhysicalTable(model.NewCIStr(c.db), tblInfo, model.NewCIStr(""))
if c.timeCol == "" {
require.Error(t, err)
continue
}
require.NoError(t, err)
physicalTbls = append(physicalTbls, ttlTbl)
} else {
for _, partition := range tblInfo.Partition.Definitions {
ttlTbl, err := cache.NewPhysicalTable(model.NewCIStr(c.db), tblInfo, partition.Name)
if c.timeCol == "" {
require.Error(t, err)
continue
}
require.NoError(t, err)
physicalTbls = append(physicalTbls, ttlTbl)
}
if c.timeCol == "" {
continue
}
}
for i, ttlTbl := range physicalTbls {
require.Equal(t, c.db, ttlTbl.Schema.O)
require.Same(t, tblInfo, ttlTbl.TableInfo)
timeColumn := tblInfo.FindPublicColumnByName(c.timeCol)
require.NotNil(t, timeColumn)
require.Same(t, timeColumn, ttlTbl.TimeColumn)
if tblInfo.Partition == nil {
require.Equal(t, ttlTbl.TableInfo.ID, ttlTbl.ID)
require.Equal(t, "", ttlTbl.Partition.L)
require.Nil(t, ttlTbl.PartitionDef)
} else {
def := tblInfo.Partition.Definitions[i]
require.Equal(t, def.ID, ttlTbl.ID)
require.Equal(t, def.Name.L, ttlTbl.Partition.L)
require.Equal(t, def, *(ttlTbl.PartitionDef))
}
require.Equal(t, len(c.keyCols), len(ttlTbl.KeyColumns))
require.Equal(t, len(c.keyCols), len(ttlTbl.KeyColumnTypes))
for j, keyCol := range c.keyCols {
msg := fmt.Sprintf("%s, col: %s", c.tbl, keyCol)
var col *model.ColumnInfo
if keyCol == model.ExtraHandleName.L {
col = model.NewExtraHandleColInfo()
} else {
col = tblInfo.FindPublicColumnByName(keyCol)
}
colJ := ttlTbl.KeyColumns[j]
colFieldJ := ttlTbl.KeyColumnTypes[j]
require.NotNil(t, col, msg)
require.Equal(t, col.ID, colJ.ID, msg)
require.Equal(t, col.Name.L, colJ.Name.L, msg)
require.Equal(t, col.FieldType, colJ.FieldType, msg)
require.Equal(t, col.FieldType, *colFieldJ, msg)
}
}
}
}
func TestEvalTTLExpireTime(t *testing.T) {
store, do := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("create table test.t(a int, t datetime) ttl = `t` + interval 1 day")
tk.MustExec("create table test.t2(a int, t datetime) ttl = `t` + interval 3 month")
tb, err := do.InfoSchema().TableByName(model.NewCIStr("test"), model.NewCIStr("t"))
require.NoError(t, err)
tblInfo := tb.Meta()
ttlTbl, err := cache.NewPhysicalTable(model.NewCIStr("test"), tblInfo, model.NewCIStr(""))
require.NoError(t, err)
tb2, err := do.InfoSchema().TableByName(model.NewCIStr("test"), model.NewCIStr("t2"))
require.NoError(t, err)
tblInfo2 := tb2.Meta()
ttlTbl2, err := cache.NewPhysicalTable(model.NewCIStr("test"), tblInfo2, model.NewCIStr(""))
require.NoError(t, err)
se := session.NewSession(tk.Session(), tk.Session(), nil)
now := time.UnixMilli(0)
tz1, err := time.LoadLocation("Asia/Shanghai")
require.NoError(t, err)
tz2, err := time.LoadLocation("Europe/Berlin")
require.NoError(t, err)
se.GetSessionVars().TimeZone = tz1
tm, err := ttlTbl.EvalExpireTime(context.TODO(), se, now)
require.NoError(t, err)
require.Equal(t, now.Add(-time.Hour*24).Unix(), tm.Unix())
require.Equal(t, "1969-12-31 08:00:00", tm.Format("2006-01-02 15:04:05"))
require.Equal(t, tz1.String(), tm.Location().String())
se.GetSessionVars().TimeZone = tz2
tm, err = ttlTbl.EvalExpireTime(context.TODO(), se, now)
require.NoError(t, err)
require.Equal(t, now.Add(-time.Hour*24).Unix(), tm.Unix())
require.Equal(t, "1969-12-31 01:00:00", tm.Format("2006-01-02 15:04:05"))
require.Equal(t, tz2.String(), tm.Location().String())
se.GetSessionVars().TimeZone = tz1
tm, err = ttlTbl2.EvalExpireTime(context.TODO(), se, now)
require.NoError(t, err)
require.Equal(t, "1969-10-01 08:00:00", tm.Format("2006-01-02 15:04:05"))
require.Equal(t, tz1.String(), tm.Location().String())
se.GetSessionVars().TimeZone = tz2
tm, err = ttlTbl2.EvalExpireTime(context.TODO(), se, now)
require.NoError(t, err)
require.Equal(t, "1969-10-01 01:00:00", tm.Format("2006-01-02 15:04:05"))
require.Equal(t, tz2.String(), tm.Location().String())
}