126 lines
5.3 KiB
Go
126 lines
5.3 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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"strconv"
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"testing"
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"github.com/pingcap/tidb/pkg/sessionctx/vardef"
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"github.com/pingcap/tidb/pkg/testkit"
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"github.com/stretchr/testify/require"
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)
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func TestSysVarTTLJobEnable(t *testing.T) {
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origEnableDDL := vardef.EnableTTLJob.Load()
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defer func() {
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vardef.EnableTTLJob.Store(origEnableDDL)
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}()
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("set @@global.tidb_ttl_job_enable=0")
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require.False(t, vardef.EnableTTLJob.Load())
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tk.MustQuery("select @@global.tidb_ttl_job_enable").Check(testkit.Rows("0"))
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tk.MustQuery("select @@tidb_ttl_job_enable").Check(testkit.Rows("0"))
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tk.MustExec("set @@global.tidb_ttl_job_enable=1")
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require.True(t, vardef.EnableTTLJob.Load())
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tk.MustQuery("select @@global.tidb_ttl_job_enable").Check(testkit.Rows("1"))
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tk.MustQuery("select @@tidb_ttl_job_enable").Check(testkit.Rows("1"))
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tk.MustExec("set @@global.tidb_ttl_job_enable=0")
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require.False(t, vardef.EnableTTLJob.Load())
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tk.MustQuery("select @@global.tidb_ttl_job_enable").Check(testkit.Rows("0"))
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tk.MustQuery("select @@tidb_ttl_job_enable").Check(testkit.Rows("0"))
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}
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func TestSysVarTTLScanBatchSize(t *testing.T) {
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origScanBatchSize := vardef.TTLScanBatchSize.Load()
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defer func() {
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vardef.TTLScanBatchSize.Store(origScanBatchSize)
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}()
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("set @@global.tidb_ttl_scan_batch_size=789")
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require.Equal(t, int64(789), vardef.TTLScanBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_scan_batch_size").Check(testkit.Rows("789"))
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tk.MustQuery("select @@tidb_ttl_scan_batch_size").Check(testkit.Rows("789"))
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tk.MustExec("set @@global.tidb_ttl_scan_batch_size=0")
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require.Equal(t, int64(1), vardef.TTLScanBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_scan_batch_size").Check(testkit.Rows("1"))
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tk.MustQuery("select @@tidb_ttl_scan_batch_size").Check(testkit.Rows("1"))
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maxVal := int64(vardef.DefTiDBTTLScanBatchMaxSize)
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tk.MustExec(fmt.Sprintf("set @@global.tidb_ttl_scan_batch_size=%d", maxVal+1))
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require.Equal(t, maxVal, vardef.TTLScanBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_scan_batch_size").Check(testkit.Rows(strconv.FormatInt(maxVal, 10)))
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tk.MustQuery("select @@tidb_ttl_scan_batch_size").Check(testkit.Rows(strconv.FormatInt(maxVal, 10)))
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}
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func TestSysVarTTLScanDeleteBatchSize(t *testing.T) {
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origScanBatchSize := vardef.TTLScanBatchSize.Load()
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defer func() {
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vardef.TTLScanBatchSize.Store(origScanBatchSize)
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}()
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("set @@global.tidb_ttl_delete_batch_size=789")
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require.Equal(t, int64(789), vardef.TTLDeleteBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_batch_size").Check(testkit.Rows("789"))
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tk.MustQuery("select @@tidb_ttl_delete_batch_size").Check(testkit.Rows("789"))
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tk.MustExec("set @@global.tidb_ttl_delete_batch_size=0")
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require.Equal(t, int64(1), vardef.TTLDeleteBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_batch_size").Check(testkit.Rows("1"))
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tk.MustQuery("select @@tidb_ttl_delete_batch_size").Check(testkit.Rows("1"))
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maxVal := int64(vardef.DefTiDBTTLDeleteBatchMaxSize)
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tk.MustExec(fmt.Sprintf("set @@global.tidb_ttl_delete_batch_size=%d", maxVal+1))
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require.Equal(t, maxVal, vardef.TTLDeleteBatchSize.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_batch_size").Check(testkit.Rows(strconv.FormatInt(maxVal, 10)))
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tk.MustQuery("select @@tidb_ttl_delete_batch_size").Check(testkit.Rows(strconv.FormatInt(maxVal, 10)))
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}
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func TestSysVarTTLScanDeleteLimit(t *testing.T) {
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origDeleteLimit := vardef.TTLDeleteRateLimit.Load()
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defer func() {
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vardef.TTLDeleteRateLimit.Store(origDeleteLimit)
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}()
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustQuery("select @@global.tidb_ttl_delete_rate_limit").Check(testkit.Rows("0"))
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tk.MustExec("set @@global.tidb_ttl_delete_rate_limit=100000")
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require.Equal(t, int64(100000), vardef.TTLDeleteRateLimit.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_rate_limit").Check(testkit.Rows("100000"))
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tk.MustQuery("select @@tidb_ttl_delete_rate_limit").Check(testkit.Rows("100000"))
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tk.MustExec("set @@global.tidb_ttl_delete_rate_limit=0")
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require.Equal(t, int64(0), vardef.TTLDeleteRateLimit.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_rate_limit").Check(testkit.Rows("0"))
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tk.MustQuery("select @@tidb_ttl_delete_rate_limit").Check(testkit.Rows("0"))
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tk.MustExec("set @@global.tidb_ttl_delete_rate_limit=-1")
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require.Equal(t, int64(0), vardef.TTLDeleteRateLimit.Load())
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tk.MustQuery("select @@global.tidb_ttl_delete_rate_limit").Check(testkit.Rows("0"))
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tk.MustQuery("select @@tidb_ttl_delete_rate_limit").Check(testkit.Rows("0"))
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}
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