89 lines
3.2 KiB
Go
89 lines
3.2 KiB
Go
// Copyright 2018 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 executor_test
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import (
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"testing"
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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 TestTraceExec(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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testSQL := `create table trace (id int PRIMARY KEY AUTO_INCREMENT, c1 int, c2 int, c3 int default 1);`
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tk.MustExec(testSQL)
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tk.MustExec("trace insert into trace (c1, c2, c3) values (1, 2, 3)")
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rows := tk.MustQuery("trace select * from trace where id = 0;").Rows()
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require.GreaterOrEqual(t, len(rows), 1)
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// +---------------------------+-----------------+------------+
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// | operation | snapshotTS | duration |
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// +---------------------------+-----------------+------------+
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// | session.getTxnFuture | 22:08:38.247834 | 78.909µs |
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// | ├─session.Execute | 22:08:38.247829 | 1.478487ms |
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// | ├─session.ParseSQL | 22:08:38.248457 | 71.159µs |
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// | ├─executor.Compile | 22:08:38.248578 | 45.329µs |
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// | ├─session.runStmt | 22:08:38.248661 | 75.13µs |
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// | ├─session.CommitTxn | 22:08:38.248699 | 13.213µs |
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// | └─recordSet.Next | 22:08:38.249340 | 155.317µs |
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// +---------------------------+-----------------+------------+
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rows = tk.MustQuery("trace format='row' select * from trace where id = 0;").Rows()
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require.Greater(t, len(rows), 1)
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require.True(t, rowsOrdered(rows))
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rows = tk.MustQuery("trace format='row' delete from trace where id = 0").Rows()
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require.Greater(t, len(rows), 1)
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require.True(t, rowsOrdered(rows))
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rows = tk.MustQuery("trace format='row' analyze table trace").Rows()
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require.Greater(t, len(rows), 1)
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require.True(t, rowsOrdered(rows))
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tk.MustExec("trace format='log' insert into trace (c1, c2, c3) values (1, 2, 3)")
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rows = tk.MustQuery("trace format='log' select * from trace where id = 0;").Rows()
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require.GreaterOrEqual(t, len(rows), 1)
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}
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func rowsOrdered(rows [][]any) bool {
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for idx := range rows {
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if _, ok := rows[idx][1].(string); !ok {
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return false
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}
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if idx == 0 {
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continue
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}
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if rows[idx-1][1].(string) > rows[idx][1].(string) {
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return false
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}
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}
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return true
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}
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func TestTracePlanStmt(t *testing.T) {
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store := testkit.CreateMockStore(t)
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tk := testkit.NewTestKit(t, store)
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tk.MustExec("use test")
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tk.MustExec("create table tp1(id int);")
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tk.MustExec("create table tp2(id int);")
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tk.MustExec("set @@tidb_cost_model_version=2")
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rows := tk.MustQuery("trace plan select * from tp1 t1, tp2 t2 where t1.id = t2.id").Rows()
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require.Len(t, rows, 1)
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require.Len(t, rows[0], 1)
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require.Regexp(t, ".*zip", rows[0][0])
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}
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