Files
tidb/cmd/tidb-server/main_test.go
2023-12-27 02:15:28 +00:00

84 lines
2.9 KiB
Go

// 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"os"
"testing"
"github.com/pingcap/tidb/pkg/config"
"github.com/pingcap/tidb/pkg/parser/mysql"
"github.com/pingcap/tidb/pkg/sessionctx/variable"
"github.com/pingcap/tidb/pkg/testkit/testsetup"
"github.com/stretchr/testify/require"
"go.opencensus.io/stats/view"
"go.uber.org/goleak"
)
var isCoverageServer string
func TestMain(m *testing.M) {
testsetup.SetupForCommonTest()
opts := []goleak.Option{
goleak.IgnoreTopFunction("github.com/golang/glog.(*fileSink).flushDaemon"),
goleak.IgnoreTopFunction("github.com/bazelbuild/rules_go/go/tools/bzltestutil.RegisterTimeoutHandler.func1"),
goleak.IgnoreTopFunction("github.com/lestrrat-go/httprc.runFetchWorker"),
goleak.IgnoreTopFunction("go.etcd.io/etcd/client/pkg/v3/logutil.(*MergeLogger).outputLoop"),
goleak.IgnoreTopFunction("go.opencensus.io/stats/view.(*worker).start"),
}
goleak.VerifyTestMain(m, opts...)
}
// TestRunMain is a dummy test case, which contains only the main function of tidb-server,
// and it is used to generate coverage_server.
func TestRunMain(t *testing.T) {
if isCoverageServer == "1" {
main()
}
}
func TestSetGlobalVars(t *testing.T) {
defer view.Stop()
require.Equal(t, "tikv,tiflash,tidb", variable.GetSysVar(variable.TiDBIsolationReadEngines).Value)
require.Equal(t, "1073741824", variable.GetSysVar(variable.TiDBMemQuotaQuery).Value)
require.NotEqual(t, "test", variable.GetSysVar(variable.Version).Value)
config.UpdateGlobal(func(conf *config.Config) {
conf.IsolationRead.Engines = []string{"tikv", "tidb"}
conf.ServerVersion = "test"
})
setGlobalVars()
require.Equal(t, "tikv,tidb", variable.GetSysVar(variable.TiDBIsolationReadEngines).Value)
require.Equal(t, "test", variable.GetSysVar(variable.Version).Value)
require.Equal(t, variable.GetSysVar(variable.Version).Value, mysql.ServerVersion)
config.UpdateGlobal(func(conf *config.Config) {
conf.ServerVersion = ""
})
setGlobalVars()
// variable.Version won't change when len(conf.ServerVersion) == 0
require.Equal(t, "test", variable.GetSysVar(variable.Version).Value)
require.Equal(t, variable.GetSysVar(variable.Version).Value, mysql.ServerVersion)
cfg := config.GetGlobalConfig()
require.Equal(t, cfg.Socket, variable.GetSysVar(variable.Socket).Value)
if hostname, err := os.Hostname(); err == nil {
require.Equal(t, variable.GetSysVar(variable.Hostname).Value, hostname)
}
}