How to use init method of example_test Package

Best Got code snippet using example_test.init

example_test.go

Source:example_test.go

1package zl_test2import (3	"fmt"4	"log"5	"os"6	"testing"7	"github.com/nkmr-jp/zl"8	"go.uber.org/zap"9)10var (11	version    string // version git revision or tag. set from go cli.12	srcRootDir string // srcRootDir set from cli.13)14func TestMain(m *testing.M) {15	if err := os.RemoveAll("./log"); err != nil {16		log.Fatal(err)17	}18	m.Run()19}20func Example() {21	// Set options22	fileName := "./log/example.jsonl"23	zl.SetLevel(zl.DebugLevel)24	// zl.SetOutput(zl.PrettyOutput)25	zl.SetOmitKeys(zl.TimeKey, zl.CallerKey, zl.VersionKey, zl.HostnameKey, zl.StacktraceKey, zl.PIDKey)26	zl.SetRotateFileName(fileName)27	// Initialize28	zl.Init()29	defer zl.Sync() // flush log buffer30	// Write logs31	console := "display to console when output type is pretty"32	zl.Info("USER_INFO", zap.String("user_name", "Alice"), zap.Int("user_age", 20)) // can use zap fields.33	err := fmt.Errorf("error message")34	zl.Error("ERROR_MESSAGE", err) // error level log must with error message.35	zl.Debug("DEBUG_MESSAGE")36	zl.Warn("WARN_MESSAGE", zap.Error(err))    // warn level log with error message.37	zl.WarnErr("WARN_MESSAGE_WITH_ERROR", err) // same to above.38	zl.Info("DISPLAY_TO_CONSOLE", zl.Console(console))39	zl.Info("DISPLAY_TO_CONSOLE", zl.Consolep(nil))40	zl.DebugErr("DEBUG_MESSAGE_WITH_ERROR_AND_CONSOLE", err, zl.Consolep(&console))41	bytes, _ := os.ReadFile(fileName)42	fmt.Println(string(bytes))43	// Output to stderr with colored:44	// zl.go:44: DEBUG INIT_LOGGER: Severity: DEBUG, Output: Pretty, FileName: ./log/example.jsonl45	// example_test.go:39: INFO USER_INFO46	// example_test.go:41: ERROR ERROR_MESSAGE: error message47	// example_test.go:42: DEBUG DEBUG_MESSAGE48	// example_test.go:43: WARN WARN_MESSAGE49	// example_test.go:44: WARN WARN_MESSAGE_WITH_ERROR: error message50	// example_test.go:45: INFO DISPLAY_TO_CONSOLE: display to console when output type is pretty51	// example_test.go:46: DEBUG DEBUG_MESSAGE_WITH_ERROR_AND_CONSOLE: error message , display to console when output type is pretty52	// zl.go:131: DEBUG FLUSH_LOG_BUFFER53	// Output:54	// {"severity":"DEBUG","function":"github.com/nkmr-jp/zl.Init.func1","message":"INIT_LOGGER","console":"Severity: DEBUG, Output: Pretty, File: ./log/example.jsonl"}55	// {"severity":"INFO","function":"github.com/nkmr-jp/zl_test.Example","message":"USER_INFO","user_name":"Alice","user_age":20}56	// {"severity":"ERROR","function":"github.com/nkmr-jp/zl_test.Example","message":"ERROR_MESSAGE","error":"error message"}57	// {"severity":"DEBUG","function":"github.com/nkmr-jp/zl_test.Example","message":"DEBUG_MESSAGE"}58	// {"severity":"WARN","function":"github.com/nkmr-jp/zl_test.Example","message":"WARN_MESSAGE","error":"error message"}59	// {"severity":"WARN","function":"github.com/nkmr-jp/zl_test.Example","message":"WARN_MESSAGE_WITH_ERROR","error":"error message"}60	// {"severity":"INFO","function":"github.com/nkmr-jp/zl_test.Example","message":"DISPLAY_TO_CONSOLE","console":"display to console when output type is pretty"}61	// {"severity":"INFO","function":"github.com/nkmr-jp/zl_test.Example","message":"DISPLAY_TO_CONSOLE","console":null}62	// {"severity":"DEBUG","function":"github.com/nkmr-jp/zl_test.Example","message":"DEBUG_MESSAGE_WITH_ERROR_AND_CONSOLE","console":"display to console when output type is pretty","error":"error message"}63}64func ExampleSetVersion() {65	zl.Cleanup() // removes logger and resets settings.66	urlFormat := "https://github.com/nkmr-jp/zl/blob/%s"67	// Actually, it is recommended to pass the value from the command line of go.68	// ex. `go run -ldflags "-X main.version=v1.0.0 -X main.srcRootDir=$PWD" main.go`.69	version = "v1.0.0"70	srcRootDir, _ = os.Getwd()71	// Set Options72	zl.SetLevel(zl.DebugLevel)73	zl.SetVersion(version)74	fileName := fmt.Sprintf("./log/example-set-version_%s.jsonl", zl.GetVersion())75	zl.SetRotateFileName(fileName)76	zl.SetRepositoryCallerEncoder(urlFormat, version, srcRootDir)77	zl.SetOmitKeys(zl.TimeKey, zl.FunctionKey, zl.HostnameKey, zl.PIDKey)78	zl.SetOutput(zl.ConsoleAndFileOutput)79	// Initialize80	zl.Init()81	defer zl.Sync() // flush log buffer82	// Write logs83	zl.Info("INFO_MESSAGE", zap.String("detail", "detail info xxxxxxxxxxxxxxxxx"))84	zl.Warn("WARN_MESSAGE", zap.String("detail", "detail info xxxxxxxxxxxxxxxxx"))85	bytes, _ := os.ReadFile(fileName)86	fmt.Println(string(bytes))87	// Output:88	// {"severity":"DEBUG","caller":"zl/zl.go:69","message":"INIT_LOGGER","version":"v1.0.0","console":"Severity: DEBUG, Output: ConsoleAndFile, File: ./log/example-set-version_v1.0.0.jsonl"}89	// {"severity":"INFO","caller":"https://github.com/nkmr-jp/zl/blob/v1.0.0/example_test.go#L99","message":"INFO_MESSAGE","version":"v1.0.0","detail":"detail info xxxxxxxxxxxxxxxxx"}90	// {"severity":"WARN","caller":"https://github.com/nkmr-jp/zl/blob/v1.0.0/example_test.go#L100","message":"WARN_MESSAGE","version":"v1.0.0","detail":"detail info xxxxxxxxxxxxxxxxx"}91}92func ExampleNew() {93	zl.Cleanup() // removes logger and resets settings.94	// Set options95	traceIDField := "trace"96	fileName := "./log/example-new.jsonl"97	zl.SetConsoleFields(traceIDField)98	zl.SetLevel(zl.DebugLevel)99	zl.SetOmitKeys(zl.TimeKey, zl.CallerKey, zl.FunctionKey, zl.VersionKey, zl.HostnameKey, zl.StacktraceKey, zl.PIDKey)100	zl.SetOutput(zl.PrettyOutput)101	zl.SetRotateFileName(fileName)102	traceID := "c7mg6hnr2g4l6vvuao50" // xid.New().String()103	// Initialize104	zl.Init()105	defer zl.Sync() // flush log buffer106	// New107	// e.g. Use this when you want to add a common value in the scope of a context, such as an API request.108	l1 := zl.New(109		zap.Int("user_id", 1),110		zap.String(traceIDField, traceID),111	).Named("log1")112	l2 := zl.New(113		zap.Int("user_id", 1),114		zap.String(traceIDField, traceID),115	).Named("log2")116	// Write logs117	err := fmt.Errorf("error")118	zl.Info("GLOBAL_INFO")119	l1.Info("CONTEXT_SCOPE_INFO", zl.Consolef("some message to console: %s", "test"))120	l1.Error("CONTEXT_SCOPE_ERROR", fmt.Errorf("context scope error message"))121	l2.Info("CONTEXT_SCOPE_INFO2", zl.Consolef("some message to console: %s", "test"))122	l2.Debug("TEST")123	l2.Warn("TEST")124	l2.Error("TEST", err)125	l2.InfoErr("TEST", err)126	l2.DebugErr("TEST", err)127	l2.WarnErr("TEST", err)128	bytes, _ := os.ReadFile(fileName)129	fmt.Println(string(bytes))130	// Output to stderr with colored:131	// zl.go:69: DEBUG INIT_LOGGER : Severity: DEBUG, Output: Pretty, File: ./log/example-new.jsonl132	// example_test.go:142: INFO GLOBAL_INFO133	// log1 | example_test.go:143: INFO CONTEXT_SCOPE_INFO : some message to console: test : c7mg6hnr2g4l6vvuao50134	// log1 | example_test.go:144: ERROR CONTEXT_SCOPE_ERROR : context scope error message : c7mg6hnr2g4l6vvuao50135	// log2 | example_test.go:145: INFO CONTEXT_SCOPE_INFO2 : some message to console: test : c7mg6hnr2g4l6vvuao50136	// log2 | example_test.go:146: DEBUG TEST : c7mg6hnr2g4l6vvuao50137	// log2 | example_test.go:147: WARN TEST : c7mg6hnr2g4l6vvuao50138	// log2 | example_test.go:148: ERROR TEST : error : c7mg6hnr2g4l6vvuao50139	// log2 | example_test.go:149: INFO TEST : error : c7mg6hnr2g4l6vvuao50140	// log2 | example_test.go:150: DEBUG TEST : error : c7mg6hnr2g4l6vvuao50141	// log2 | example_test.go:151: WARN TEST : error : c7mg6hnr2g4l6vvuao50142	// Output:143	// {"severity":"DEBUG","message":"INIT_LOGGER","console":"Severity: DEBUG, Output: Pretty, File: ./log/example-new.jsonl"}144	// {"severity":"INFO","message":"GLOBAL_INFO"}145	// {"severity":"INFO","logger":"log1","message":"CONTEXT_SCOPE_INFO","console":"some message to console: test","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}146	// {"severity":"ERROR","logger":"log1","message":"CONTEXT_SCOPE_ERROR","error":"context scope error message","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}147	// {"severity":"INFO","logger":"log2","message":"CONTEXT_SCOPE_INFO2","console":"some message to console: test","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}148	// {"severity":"DEBUG","logger":"log2","message":"TEST","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}149	// {"severity":"WARN","logger":"log2","message":"TEST","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}150	// {"severity":"ERROR","logger":"log2","message":"TEST","error":"error","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}151	// {"severity":"INFO","logger":"log2","message":"TEST","error":"error","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}152	// {"severity":"DEBUG","logger":"log2","message":"TEST","error":"error","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}153	// {"severity":"WARN","logger":"log2","message":"TEST","error":"error","user_id":1,"trace":"c7mg6hnr2g4l6vvuao50"}154}155func ExampleSetLevelByString() {156	zl.Cleanup() // removes logger and resets settings.157	zl.SetLevelByString("DEBUG")158	zl.SetOutputByString("Console")159	zl.SetStdout()160	zl.SetOmitKeys(zl.TimeKey, zl.CallerKey, zl.FunctionKey, zl.VersionKey, zl.HostnameKey, zl.StacktraceKey, zl.PIDKey)161	zl.Init()162	zl.Debug("DEBUG_MESSAGE")163	zl.Info("INFO_MESSAGE")164	// Output:165	// {"severity":"DEBUG","message":"INIT_LOGGER","console":"Severity: DEBUG, Output: Console"}166	// {"severity":"DEBUG","message":"DEBUG_MESSAGE"}167	// {"severity":"INFO","message":"INFO_MESSAGE"}168}169func ExampleError() {170	zl.Cleanup() // removes logger and resets settings.171	zl.SetOmitKeys(zl.TimeKey, zl.VersionKey, zl.HostnameKey)172	// Initialize173	zl.Init()174	defer zl.Sync() // flush log buffer175	zl.Error("ERROR_WITH_STACKTRACE", fmt.Errorf("error occurred"))176	zl.Info("INFO")177	zl.InfoErr("INFO_ERR", fmt.Errorf("error"))178	zl.Error("ERROR_WITH_STACKTRACE", fmt.Errorf("error occurred"))179	// Output:180}181func ExampleSetRotateMaxSize() {182	zl.Cleanup() // removes logger and resets settings.183	zl.SetLevel(zl.DebugLevel)184	zl.SetOutput(zl.FileOutput)185	zl.SetRotateFileName("./log/example-SetRotateMaxSize.jsonl")186	zl.SetRotateMaxSize(100)187	zl.SetRotateMaxAge(7)188	zl.SetRotateMaxBackups(3)189	zl.SetRotateLocalTime(true)190	zl.SetRotateCompress(true)191	// Initialize192	zl.Init()193	defer zl.Sync() // flush log buffer194	// Output:195}196func ExampleDump() {197	zl.Cleanup() // removes logger and resets settings.198	zl.SetLevel(zl.DebugLevel)199	zl.SetRotateFileName("./log/example-Dump.jsonl")200	zl.Init()201	defer zl.Sync() // flush log buffer202	zl.Dump("test")203	// Output:204}205func ExampleSyncWhenStop() {206	zl.Cleanup() // removes logger and resets settings.207	zl.SetLevel(zl.DebugLevel)208	zl.SetRotateFileName("./log/example-Dump.jsonl")209	zl.Init()210	defer zl.Sync()211	zl.SyncWhenStop()212	zl.Info("TEST")213	// Output:214}215func ExampleOthers() {216	zl.Cleanup()217	zl.SetLevel(zl.DebugLevel)218	zl.SetOmitKeys(zl.MessageKey, zl.LevelKey, zl.LoggerKey)219	zl.GetVersion()220	zl.SetOutputByString("")221	zl.SetRepositoryCallerEncoder("", "", "")222	zl.SetSeparator(" --- ")223	zl.SetOutput(zl.FileOutput)224	zl.SetRotateFileName("./log/example-Dump.jsonl")225	zl.Init()226	defer zl.Sync()227	zl.InfoErr("TEST", fmt.Errorf("error"))228	l1 := zl.New(229		zap.Int("user_id", 1),230	).Named("log1")231	l1.Info("test")232	// Output:233}...

init

Using AI Code Generation

1import (2func main() {3	fmt.Println(greetings.Hello("Gladys"))4}5import (6func main() {7	fmt.Println(greetings.Hello("Gladys"))8}9import (10func main() {11	fmt.Println(greetings.Hello("Gladys"))12}

init

Using AI Code Generation

1func TestMain(m *testing.M) {2	fmt.Println("TestMain")3	os.Exit(m.Run())4}5func TestExampleTest(t *testing.T) {6	fmt.Println("TestExampleTest")7}8func TestExampleTest2(t *testing.T) {9	fmt.Println("TestExampleTest2")10}11func TestExampleTest3(t *testing.T) {12	fmt.Println("TestExampleTest3")13}14func TestExampleTest4(t *testing.T) {15	fmt.Println("TestExampleTest4")16}17func TestExampleTest5(t *testing.T) {18	fmt.Println("TestExampleTest5")19}20func TestExampleTest6(t *testing.T) {21	fmt.Println("TestExampleTest6")22}23func TestExampleTest7(t *testing.T) {24	fmt.Println("TestExampleTest7")25}26func TestExampleTest8(t *testing.T) {27	fmt.Println("TestExampleTest8")28}29func TestExampleTest9(t *testing.T) {30	fmt.Println("TestExampleTest9")31}32func TestExampleTest10(t *testing.T) {33	fmt.Println("TestExampleTest10")34}35func TestExampleTest11(t *testing.T) {36	fmt.Println("TestExampleTest11")37}38func TestExampleTest12(t *testing.T) {39	fmt.Println("TestExampleTest12")40}41func TestExampleTest13(t *testing.T) {42	fmt.Println("TestExampleTest13")43}44func TestExampleTest14(t *testing.T) {45	fmt.Println("TestExampleTest14")46}47func TestExampleTest15(t *testing.T) {48	fmt.Println("TestExampleTest15")49}50func TestExampleTest16(t *testing.T) {51	fmt.Println("TestExampleTest16")52}53func TestExampleTest17(t *testing.T) {54	fmt.Println("TestExampleTest17")55}56func TestExampleTest18(t *testing.T) {57	fmt.Println("TestExampleTest18")58}59func TestExampleTest19(t *testing.T) {60	fmt.Println("TestExampleTest19")61}62func TestExampleTest20(t *testing.T) {63	fmt.Println("TestExampleTest20")64}65func TestExampleTest21(t *testing.T) {66	fmt.Println("TestExampleTest21")67}68func TestExampleTest22(t *testing.T) {69	fmt.Println("TestExampleTest22")70}71func TestExampleTest23(t *testing.T) {72	fmt.Println("TestExampleTest23")73}74func TestExampleTest24(t *testing.T) {75	fmt.Println("TestExampleTest24")

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.