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// Copyright 2019 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 distsql
import (
"context"
. "github.com/pingcap/check"
"github.com/pingcap/tidb/sessionctx/stmtctx"
"github.com/pingcap/tidb/store/tikv"
"github.com/pingcap/tidb/util/execdetails"
"github.com/pingcap/tidb/util/mock"
"github.com/pingcap/tipb/go-tipb"
)
func (s *testSuite) TestUpdateCopRuntimeStats(c *C) {
ctx := mock.NewContext()
ctx.GetSessionVars().StmtCtx = new(stmtctx.StatementContext)
sr := selectResult{ctx: ctx}
c.Assert(ctx.GetSessionVars().StmtCtx.RuntimeStatsColl, IsNil)
sr.rootPlanID = 1234
sr.updateCopRuntimeStats(context.Background(), &tikv.CopRuntimeStats{ExecDetails: execdetails.ExecDetails{CalleeAddress: "a"}}, 0)
ctx.GetSessionVars().StmtCtx.RuntimeStatsColl = execdetails.NewRuntimeStatsColl()
t := uint64(1)
sr.selectResp = &tipb.SelectResponse{
ExecutionSummaries: []*tipb.ExecutorExecutionSummary{
{TimeProcessedNs: &t, NumProducedRows: &t, NumIterations: &t},
},
}
c.Assert(len(sr.selectResp.GetExecutionSummaries()) != len(sr.copPlanIDs), IsTrue)
sr.updateCopRuntimeStats(context.Background(), &tikv.CopRuntimeStats{ExecDetails: execdetails.ExecDetails{CalleeAddress: "callee"}}, 0)
c.Assert(ctx.GetSessionVars().StmtCtx.RuntimeStatsColl.ExistsCopStats(1234), IsFalse)
sr.copPlanIDs = []int{sr.rootPlanID}
c.Assert(ctx.GetSessionVars().StmtCtx.RuntimeStatsColl, NotNil)
c.Assert(len(sr.selectResp.GetExecutionSummaries()), Equals, len(sr.copPlanIDs))
sr.updateCopRuntimeStats(context.Background(), &tikv.CopRuntimeStats{ExecDetails: execdetails.ExecDetails{CalleeAddress: "callee"}}, 0)
c.Assert(ctx.GetSessionVars().StmtCtx.RuntimeStatsColl.GetCopStats(1234).String(), Equals, "tikv_task:{time:1ns, loops:1}")
}