84 lines
2.9 KiB
Go
84 lines
2.9 KiB
Go
// 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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// 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 main
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import (
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"os"
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"testing"
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"github.com/pingcap/tidb/pkg/config"
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"github.com/pingcap/tidb/pkg/parser/mysql"
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"github.com/pingcap/tidb/pkg/sessionctx/variable"
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"github.com/pingcap/tidb/pkg/testkit/testsetup"
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"github.com/stretchr/testify/require"
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"go.opencensus.io/stats/view"
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"go.uber.org/goleak"
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)
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var isCoverageServer string
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func TestMain(m *testing.M) {
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testsetup.SetupForCommonTest()
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opts := []goleak.Option{
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goleak.IgnoreTopFunction("github.com/golang/glog.(*fileSink).flushDaemon"),
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goleak.IgnoreTopFunction("github.com/bazelbuild/rules_go/go/tools/bzltestutil.RegisterTimeoutHandler.func1"),
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goleak.IgnoreTopFunction("github.com/lestrrat-go/httprc.runFetchWorker"),
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goleak.IgnoreTopFunction("go.etcd.io/etcd/client/pkg/v3/logutil.(*MergeLogger).outputLoop"),
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goleak.IgnoreTopFunction("go.opencensus.io/stats/view.(*worker).start"),
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}
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goleak.VerifyTestMain(m, opts...)
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}
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// TestRunMain is a dummy test case, which contains only the main function of tidb-server,
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// and it is used to generate coverage_server.
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func TestRunMain(t *testing.T) {
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if isCoverageServer == "1" {
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main()
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}
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}
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func TestSetGlobalVars(t *testing.T) {
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defer view.Stop()
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require.Equal(t, "tikv,tiflash,tidb", variable.GetSysVar(variable.TiDBIsolationReadEngines).Value)
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require.Equal(t, "1073741824", variable.GetSysVar(variable.TiDBMemQuotaQuery).Value)
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require.NotEqual(t, "test", variable.GetSysVar(variable.Version).Value)
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config.UpdateGlobal(func(conf *config.Config) {
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conf.IsolationRead.Engines = []string{"tikv", "tidb"}
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conf.ServerVersion = "test"
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})
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setGlobalVars()
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require.Equal(t, "tikv,tidb", variable.GetSysVar(variable.TiDBIsolationReadEngines).Value)
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require.Equal(t, "test", variable.GetSysVar(variable.Version).Value)
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require.Equal(t, variable.GetSysVar(variable.Version).Value, mysql.ServerVersion)
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config.UpdateGlobal(func(conf *config.Config) {
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conf.ServerVersion = ""
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})
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setGlobalVars()
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// variable.Version won't change when len(conf.ServerVersion) == 0
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require.Equal(t, "test", variable.GetSysVar(variable.Version).Value)
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require.Equal(t, variable.GetSysVar(variable.Version).Value, mysql.ServerVersion)
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cfg := config.GetGlobalConfig()
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require.Equal(t, cfg.Socket, variable.GetSysVar(variable.Socket).Value)
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if hostname, err := os.Hostname(); err == nil {
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require.Equal(t, variable.GetSysVar(variable.Hostname).Value, hostname)
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}
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}
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