112 lines
3.6 KiB
Go
112 lines
3.6 KiB
Go
// Copyright 2023 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
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import (
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"context"
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"fmt"
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"testing"
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"github.com/pingcap/tidb/pkg/config/kerneltype"
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"github.com/pingcap/tidb/pkg/domain"
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"github.com/pingcap/tidb/pkg/expression"
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"github.com/pingcap/tidb/pkg/kv"
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"github.com/pingcap/tidb/pkg/session/sessionapi"
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"github.com/pingcap/tidb/pkg/store/mockstore"
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"github.com/pingcap/tidb/pkg/testkit/testenv"
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"github.com/pingcap/tidb/pkg/util/sqlexec"
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"github.com/stretchr/testify/require"
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atomicutil "go.uber.org/atomic"
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)
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var (
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// GetBootstrapVersion is used in test
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GetBootstrapVersion = getBootstrapVersion
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// CurrentBootstrapVersion is used in test
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CurrentBootstrapVersion = currentBootstrapVersion
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// TiDBDDLTableVersionForTest is used in test
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TiDBDDLTableVersionForTest = tidbDDLTableVersion
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)
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// CreateStoreAndBootstrap creates a mock store and bootstrap it.
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func CreateStoreAndBootstrap(t *testing.T) (kv.Storage, *domain.Domain) {
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testenv.SetGOMAXPROCSForTest()
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if kerneltype.IsNextGen() {
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testenv.UpdateConfigForNextgen(t)
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}
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store, err := mockstore.NewMockStore(mockstore.WithStoreType(mockstore.EmbedUnistore))
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require.NoError(t, err)
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dom, err := BootstrapSession(store)
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require.NoError(t, err)
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return store, dom
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}
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var sessionKitIDGenerator atomicutil.Uint64
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// CreateSessionAndSetID creates a session and set connection ID.
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func CreateSessionAndSetID(t *testing.T, store kv.Storage) sessionapi.Session {
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se, err := CreateSession4Test(store)
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se.SetConnectionID(sessionKitIDGenerator.Inc())
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require.NoError(t, err)
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return se
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}
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// MustExec executes a sql statement and asserts no error occurs.
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func MustExec(t *testing.T, se sessionapi.Session, sql string, args ...any) {
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rs, err := exec(se, sql, args...)
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require.NoError(t, err)
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if rs != nil {
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require.NoError(t, rs.Close())
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}
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}
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// MustExecToRecodeSet executes a sql statement and asserts no error occurs.
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func MustExecToRecodeSet(t *testing.T, se sessionapi.Session, sql string, args ...any) sqlexec.RecordSet {
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rs, err := exec(se, sql, args...)
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require.NoError(t, err)
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return rs
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}
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func exec(se sessionapi.Session, sql string, args ...any) (sqlexec.RecordSet, error) {
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ctx := context.Background()
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if len(args) == 0 {
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rs, err := se.Execute(ctx, sql)
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if err == nil && len(rs) > 0 {
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return rs[0], nil
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}
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return nil, err
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}
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stmtID, _, _, err := se.PrepareStmt(sql)
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if err != nil {
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return nil, err
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}
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params := expression.Args2Expressions4Test(args...)
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rs, err := se.ExecutePreparedStmt(ctx, stmtID, params)
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if err != nil {
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return nil, err
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}
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return rs, nil
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}
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// RevertVersionAndVariables reverts the version and variables in mysql.tidb and
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// mysql.global_variables for testing upgrade/downgrade.
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func RevertVersionAndVariables(t *testing.T, se sessionapi.Session, ver int) {
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MustExec(t, se, fmt.Sprintf("update mysql.tidb set variable_value='%d' where variable_name='tidb_server_version'", ver))
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if ver <= version195 {
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// for version <= version195, tidb_enable_dist_task should be disabled before upgrade
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MustExec(t, se, "update mysql.global_variables set variable_value='off' where variable_name='tidb_enable_dist_task'")
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}
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}
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