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96 lines
3.5 KiB
96 lines
3.5 KiB
// Copyright 2019 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package stmtctx_test
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import (
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"fmt"
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"testing"
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"time"
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. "github.com/pingcap/check"
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"github.com/pingcap/tidb/sessionctx/stmtctx"
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"github.com/pingcap/tidb/util/execdetails"
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)
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func TestT(t *testing.T) {
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TestingT(t)
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}
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type stmtctxSuit struct{}
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var _ = Suite(&stmtctxSuit{})
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func (s *stmtctxSuit) TestCopTasksDetails(c *C) {
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ctx := new(stmtctx.StatementContext)
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backoffs := []string{"tikvRPC", "pdRPC", "regionMiss"}
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for i := 0; i < 100; i++ {
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d := &execdetails.ExecDetails{
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CalleeAddress: fmt.Sprintf("%v", i+1),
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ProcessTime: time.Second * time.Duration(i+1),
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WaitTime: time.Millisecond * time.Duration(i+1),
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BackoffSleep: make(map[string]time.Duration),
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BackoffTimes: make(map[string]int),
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}
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for _, backoff := range backoffs {
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d.BackoffSleep[backoff] = time.Millisecond * 100 * time.Duration(i+1)
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d.BackoffTimes[backoff] = i + 1
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}
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ctx.MergeExecDetails(d, nil)
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}
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d := ctx.CopTasksDetails()
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c.Assert(d.NumCopTasks, Equals, 100)
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c.Assert(d.AvgProcessTime, Equals, time.Second*101/2)
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c.Assert(d.P90ProcessTime, Equals, time.Second*91)
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c.Assert(d.MaxProcessTime, Equals, time.Second*100)
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c.Assert(d.MaxProcessAddress, Equals, "100")
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c.Assert(d.AvgWaitTime, Equals, time.Millisecond*101/2)
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c.Assert(d.P90WaitTime, Equals, time.Millisecond*91)
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c.Assert(d.MaxWaitTime, Equals, time.Millisecond*100)
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c.Assert(d.MaxWaitAddress, Equals, "100")
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fields := d.ToZapFields()
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c.Assert(len(fields), Equals, 9)
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for _, backoff := range backoffs {
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c.Assert(d.MaxBackoffAddress[backoff], Equals, "100")
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c.Assert(d.MaxBackoffTime[backoff], Equals, 100*time.Millisecond*100)
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c.Assert(d.P90BackoffTime[backoff], Equals, time.Millisecond*100*91)
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c.Assert(d.AvgBackoffTime[backoff], Equals, time.Millisecond*100*101/2)
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c.Assert(d.TotBackoffTimes[backoff], Equals, 101*50)
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c.Assert(d.TotBackoffTime[backoff], Equals, 101*50*100*time.Millisecond)
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}
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}
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func (s *stmtctxSuit) TestStatementContextPushDownFLags(c *C) {
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testCases := []struct {
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in *stmtctx.StatementContext
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out uint64
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}{
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{&stmtctx.StatementContext{InInsertStmt: true}, 8},
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{&stmtctx.StatementContext{InUpdateStmt: true}, 16},
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{&stmtctx.StatementContext{InDeleteStmt: true}, 16},
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{&stmtctx.StatementContext{InSelectStmt: true}, 32},
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{&stmtctx.StatementContext{IgnoreTruncate: true}, 1},
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{&stmtctx.StatementContext{TruncateAsWarning: true}, 2},
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{&stmtctx.StatementContext{OverflowAsWarning: true}, 64},
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{&stmtctx.StatementContext{IgnoreZeroInDate: true}, 128},
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{&stmtctx.StatementContext{DividedByZeroAsWarning: true}, 256},
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{&stmtctx.StatementContext{InLoadDataStmt: true}, 1024},
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{&stmtctx.StatementContext{InSelectStmt: true, TruncateAsWarning: true}, 34},
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{&stmtctx.StatementContext{DividedByZeroAsWarning: true, IgnoreTruncate: true}, 257},
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{&stmtctx.StatementContext{InUpdateStmt: true, IgnoreZeroInDate: true, InLoadDataStmt: true}, 1168},
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}
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for _, tt := range testCases {
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got := tt.in.PushDownFlags()
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c.Assert(got, Equals, tt.out, Commentf("get %v, want %v", got, tt.out))
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}
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}
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