You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
3.3 KiB
102 lines
3.3 KiB
// Copyright 2020 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 stmtsummary
|
|
|
|
import (
|
|
. "github.com/pingcap/check"
|
|
"github.com/pingcap/tidb/config"
|
|
)
|
|
|
|
var _ = Suite(&testVariablesSuite{})
|
|
|
|
type testVariablesSuite struct {
|
|
}
|
|
|
|
func (s *testVariablesSuite) TestSetInVariable(c *C) {
|
|
sv := newSysVars()
|
|
st := sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(config.GetGlobalConfig().StmtSummary.MaxStmtCount))
|
|
|
|
sv.setVariable(typeMaxStmtCount, "10", false)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(10))
|
|
sv.setVariable(typeMaxStmtCount, "100", false)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(100))
|
|
sv.setVariable(typeMaxStmtCount, "10", true)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(10))
|
|
sv.setVariable(typeMaxStmtCount, "100", true)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(100))
|
|
sv.setVariable(typeMaxStmtCount, "10", false)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(100))
|
|
sv.setVariable(typeMaxStmtCount, "", true)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(10))
|
|
sv.setVariable(typeMaxStmtCount, "", false)
|
|
st = sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(st, Equals, int64(config.GetGlobalConfig().StmtSummary.MaxStmtCount))
|
|
}
|
|
|
|
func (s *testVariablesSuite) TestSetBoolVariable(c *C) {
|
|
sv := newSysVars()
|
|
en := sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, config.GetGlobalConfig().StmtSummary.Enable)
|
|
|
|
sv.setVariable(typeEnable, "OFF", false)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, false)
|
|
sv.setVariable(typeEnable, "ON", false)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, true)
|
|
sv.setVariable(typeEnable, "OFF", true)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, false)
|
|
sv.setVariable(typeEnable, "ON", true)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, true)
|
|
sv.setVariable(typeEnable, "OFF", false)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, true)
|
|
sv.setVariable(typeEnable, "", true)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, false)
|
|
sv.setVariable(typeEnable, "ON", false)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, true)
|
|
sv.setVariable(typeEnable, "", false)
|
|
en = sv.getVariable(typeEnable)
|
|
c.Assert(en > 0, Equals, config.GetGlobalConfig().StmtSummary.Enable)
|
|
}
|
|
|
|
func (s *testVariablesSuite) TestMinValue(c *C) {
|
|
sv := newSysVars()
|
|
sv.setVariable(typeMaxStmtCount, "0", false)
|
|
v := sv.getVariable(typeMaxStmtCount)
|
|
c.Assert(v, Greater, int64(0))
|
|
|
|
sv.setVariable(typeMaxSQLLength, "0", false)
|
|
v = sv.getVariable(typeMaxSQLLength)
|
|
c.Assert(v, Equals, int64(0))
|
|
|
|
sv.setVariable(typeHistorySize, "0", false)
|
|
v = sv.getVariable(typeHistorySize)
|
|
c.Assert(v, Equals, int64(0))
|
|
|
|
sv.setVariable(typeRefreshInterval, "0", false)
|
|
v = sv.getVariable(typeRefreshInterval)
|
|
c.Assert(v, Greater, int64(0))
|
|
}
|
|
|