vitess.io/vitess@v0.16.2/go/vt/vttablet/tabletserver/vstreamer/main_flaky_test.go (about) 1 /* 2 Copyright 2019 The Vitess Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package vstreamer 18 19 import ( 20 "fmt" 21 "os" 22 "testing" 23 24 "github.com/stretchr/testify/require" 25 26 _flag "vitess.io/vitess/go/internal/flag" 27 "vitess.io/vitess/go/mysql" 28 "vitess.io/vitess/go/vt/dbconfigs" 29 "vitess.io/vitess/go/vt/vttablet/tabletserver/tabletenv" 30 "vitess.io/vitess/go/vt/vttablet/tabletserver/vstreamer/testenv" 31 ) 32 33 var ( 34 engine *Engine 35 env *testenv.Env 36 37 ignoreKeyspaceShardInFieldAndRowEvents bool 38 ) 39 40 func TestMain(m *testing.M) { 41 _flag.ParseFlagsForTest() 42 ignoreKeyspaceShardInFieldAndRowEvents = true 43 44 exitCode := func() int { 45 var err error 46 env, err = testenv.Init() 47 if err != nil { 48 fmt.Fprintf(os.Stderr, "%v", err) 49 return 1 50 } 51 defer env.Close() 52 53 // engine cannot be initialized in testenv because it introduces 54 // circular dependencies 55 engine = NewEngine(env.TabletEnv, env.SrvTopo, env.SchemaEngine, nil, env.Cells[0]) 56 engine.InitDBConfig(env.KeyspaceName, env.ShardName) 57 engine.Open() 58 defer engine.Close() 59 60 return m.Run() 61 }() 62 os.Exit(exitCode) 63 } 64 65 func customEngine(t *testing.T, modifier func(mysql.ConnParams) mysql.ConnParams) *Engine { 66 original, err := env.Dbcfgs.AppWithDB().MysqlParams() 67 require.NoError(t, err) 68 modified := modifier(*original) 69 config := env.TabletEnv.Config().Clone() 70 config.DB = dbconfigs.NewTestDBConfigs(modified, modified, modified.DbName) 71 72 engine := NewEngine(tabletenv.NewEnv(config, "VStreamerTest"), env.SrvTopo, env.SchemaEngine, nil, env.Cells[0]) 73 engine.InitDBConfig(env.KeyspaceName, env.ShardName) 74 engine.Open() 75 return engine 76 }