mirror of
https://github.com/lukaszraczylo/go-simple-graphql.git
synced 2026-10-12 00:45:31 +00:00
Initial commit.
This commit is contained in:
@@ -0,0 +1,76 @@
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package logging
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import (
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stdlog "log"
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"os"
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"time"
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"github.com/lukaszraczylo/pandati"
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"github.com/rs/zerolog"
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)
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type LogConfig struct {
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DefaultOutput *os.File
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Logger zerolog.Logger
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}
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func NewLogger() *LogConfig {
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log := new(LogConfig)
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switch dll := os.Getenv("LOG_LEVEL"); dll {
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case "debug":
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zerolog.SetGlobalLevel(zerolog.DebugLevel)
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case "warn":
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zerolog.SetGlobalLevel(zerolog.WarnLevel)
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case "error":
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zerolog.SetGlobalLevel(zerolog.ErrorLevel)
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default:
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zerolog.SetGlobalLevel(zerolog.InfoLevel)
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}
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zerolog.TimeFieldFormat = time.RFC3339
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zerolog.MessageFieldName = "short_message"
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zerolog.TimestampFieldName = "timestamp"
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zerolog.LevelFatalValue = "critical"
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log.Logger = log.Logger.With().Timestamp().Logger()
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stdlog.SetFlags(0)
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stdlog.SetOutput(log.Logger)
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return log
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}
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func (l *LogConfig) Critical(message string, v ...map[string]interface{}) {
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w := l.Logger.Output(os.Stderr)
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log(w.Fatal(), message, v...)
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}
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func (l *LogConfig) Error(message string, v ...map[string]interface{}) {
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w := l.Logger.Output(os.Stderr)
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log(w.Error(), message, v...)
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}
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func (l *LogConfig) Warning(message string, v ...map[string]interface{}) {
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w := l.Logger.Output(os.Stdout)
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log(w.Warn(), message, v...)
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}
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func (l *LogConfig) Info(message string, v ...map[string]interface{}) {
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w := l.Logger.Output(os.Stdout)
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log(w.Info(), message, v...)
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}
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func (l *LogConfig) Debug(message string, v ...map[string]interface{}) {
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w := l.Logger.Output(os.Stdout)
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log(w.Debug(), message, v...)
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}
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func log(contextLog *zerolog.Event, message string, v ...map[string]interface{}) {
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if len(v) > 0 {
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for _, m := range v {
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for k, v := range m {
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if !pandati.IsZero(v) {
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contextLog.Str(k, v.(string))
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}
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}
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}
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}
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// contextLog.Str("_stack_trace", pandati.Trace())
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contextLog.Msg(message)
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}
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@@ -0,0 +1,373 @@
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package logging
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import (
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"errors"
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"io/ioutil"
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"os"
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"reflect"
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"testing"
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"github.com/buger/jsonparser"
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"github.com/stretchr/testify/suite"
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)
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type LoggingTestSuite struct {
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suite.Suite
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}
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var (
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testsLogger *LogConfig
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)
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type stdoutCapture struct {
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oldStdout *os.File
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readPipe *os.File
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}
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func (sc *stdoutCapture) StartCapture() {
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sc.oldStdout = os.Stdout
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sc.readPipe, os.Stdout, _ = os.Pipe()
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}
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func (sc *stdoutCapture) StopCapture() (string, error) {
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if sc.oldStdout == nil || sc.readPipe == nil {
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return "", errors.New("StartCapture not called before StopCapture on Stdout")
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}
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os.Stdout.Close()
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os.Stdout = sc.oldStdout
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bytes, err := ioutil.ReadAll(sc.readPipe)
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if err != nil {
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return "", err
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}
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return string(bytes), nil
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}
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type stderrCapture struct {
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oldStderr *os.File
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readPipe *os.File
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}
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func (sc *stderrCapture) StartCapture() {
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sc.oldStderr = os.Stderr
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sc.readPipe, os.Stderr, _ = os.Pipe()
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}
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func (sc *stderrCapture) StopCapture() (string, error) {
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if sc.oldStderr == nil || sc.readPipe == nil {
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return "", errors.New("StartCapture not called before StopCapture on Stderr")
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}
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os.Stderr.Close()
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os.Stderr = sc.oldStderr
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bytes, err := ioutil.ReadAll(sc.readPipe)
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if err != nil {
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return "", err
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}
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return string(bytes), nil
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}
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func (suite *LoggingTestSuite) SetupTest() {
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}
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func TestLoggingTestSuite(t *testing.T) {
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suite.Run(t, new(LoggingTestSuite))
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}
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func (suite *LoggingTestSuite) TestLogConfig_AllHandlers() {
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type args struct {
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message string
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}
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tests := []struct {
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name string
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args args
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wantLevel string
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wantMessage string
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envMinLogLevel string
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stdOutExpect bool
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stdErrExpect bool
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loggerType string
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}{
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{
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name: "Test log: Error",
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loggerType: "Error",
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args: args{
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message: "This is a error message",
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},
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wantLevel: "error",
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wantMessage: "This is a error message",
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stdErrExpect: true,
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stdOutExpect: false,
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},
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{
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name: "Test log: Warning",
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loggerType: "Warning",
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args: args{
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message: "This is a warning message",
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},
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wantLevel: "warn",
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wantMessage: "This is a warning message",
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stdErrExpect: false,
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stdOutExpect: true,
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envMinLogLevel: "info",
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},
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{
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name: "Test log: Warning | Min level: Debug",
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loggerType: "Warning",
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args: args{
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message: "This is a warning message",
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},
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wantLevel: "warn",
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wantMessage: "This is a warning message",
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stdErrExpect: false,
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stdOutExpect: true,
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envMinLogLevel: "debug",
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},
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{
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name: "Test log: Info",
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loggerType: "Info",
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args: args{
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message: "This is a info message",
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},
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wantLevel: "info",
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wantMessage: "This is a info message",
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stdErrExpect: false,
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stdOutExpect: true,
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},
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{
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name: "Test log: Info | Min level: Warn",
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loggerType: "Info",
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args: args{
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message: "This is a info message",
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},
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wantLevel: "",
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wantMessage: "",
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stdErrExpect: false,
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stdOutExpect: false,
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envMinLogLevel: "warn",
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},
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{
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name: "Test log: Warning | Min level: Warn",
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loggerType: "Warning",
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args: args{
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message: "This is a warning message",
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},
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wantLevel: "warn",
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wantMessage: "This is a warning message",
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stdErrExpect: false,
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stdOutExpect: true,
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envMinLogLevel: "warn",
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},
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{
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name: "Test log: Warning | Min level: Error",
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loggerType: "Warning",
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args: args{
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message: "This is an error message",
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},
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wantLevel: "",
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wantMessage: "",
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stdErrExpect: false,
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stdOutExpect: false,
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envMinLogLevel: "error",
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},
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{
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name: "Test log: Debug | Min level: Debug",
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loggerType: "Debug",
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args: args{
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message: "This is a debug message",
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},
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wantLevel: "debug",
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wantMessage: "This is a debug message",
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stdErrExpect: false,
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stdOutExpect: true,
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envMinLogLevel: "debug",
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},
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}
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for _, tt := range tests {
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suite.T().Run(tt.name, func(t *testing.T) {
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if tt.envMinLogLevel != "" {
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os.Setenv("LOG_LEVEL", tt.envMinLogLevel)
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defer os.Unsetenv("LOG_LEVEL")
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}
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testsLogger = NewLogger()
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captureStdout := stdoutCapture{}
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captureStdout.StartCapture()
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captureStderr := stderrCapture{}
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captureStderr.StartCapture()
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reflect.ValueOf(testsLogger).MethodByName(tt.loggerType).Call([]reflect.Value{reflect.ValueOf(tt.args.message)})
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stdoutOut, err := captureStdout.StopCapture()
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if err != nil {
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suite.T().Fatal(err)
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}
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stderrOut, err := captureStderr.StopCapture()
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if err != nil {
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suite.T().Fatal(err)
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}
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if tt.stdErrExpect && !tt.stdOutExpect {
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gotLvl, gotMsg, err := getResponseValues(stderrOut, "short_message")
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suite.NoError(err, "Failed in [STDERR]: "+tt.name)
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suite.Equal(tt.wantLevel, gotLvl, "Failed in [STDERR]: "+tt.name)
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suite.Equal(tt.wantMessage, gotMsg, "Failed in [STDERR]: "+tt.name)
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suite.Equal("", stdoutOut, "Failed in [STDERR]: "+tt.name)
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}
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if tt.stdOutExpect && !tt.stdErrExpect {
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gotLvl, gotMsg, err := getResponseValues(stdoutOut, "short_message")
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suite.NoError(err, "Failed in [STDOUT]: "+tt.name)
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suite.Equal(tt.wantLevel, gotLvl, "Failed in [STDOUT]: "+tt.name)
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suite.Equal(tt.wantMessage, gotMsg, "Failed in [STDOUT]: "+tt.name)
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suite.Equal("", stderrOut, "Failed in [STDOUT]: "+tt.name)
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}
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if !tt.stdErrExpect && !tt.stdOutExpect {
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suite.Equal("", stderrOut, "Failed in [NEITHER]: "+tt.name)
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suite.Equal("", stdoutOut, "Failed in [NEITHER]: "+tt.name)
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}
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os.Unsetenv("LOG_LEVEL")
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})
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}
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}
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func (suite *LoggingTestSuite) TestFullMessage() {
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type args struct {
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message string
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extraFields map[string]interface{}
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}
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extraFields := make(map[string]interface{})
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extraFields["_full_message"] = "full message"
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tests := []struct {
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name string
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args args
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wantLevel string
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wantMessage string
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envMinLogLevel string
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stdOutExpect bool
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stdErrExpect bool
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loggerType string
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}{
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{
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name: "Test log: Error",
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loggerType: "Error",
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args: args{
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message: "This is a error message",
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extraFields: extraFields,
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},
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wantLevel: "error",
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wantMessage: extraFields["_full_message"].(string),
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stdErrExpect: true,
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stdOutExpect: false,
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},
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{
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name: "Test log: Info",
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loggerType: "Info",
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args: args{
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message: "This is a info message",
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extraFields: extraFields,
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},
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wantMessage: extraFields["_full_message"].(string),
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stdErrExpect: false,
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stdOutExpect: true,
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},
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}
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for _, tt := range tests {
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suite.T().Run(tt.name, func(t *testing.T) {
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if tt.envMinLogLevel != "" {
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os.Setenv("LOG_LEVEL", tt.envMinLogLevel)
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defer os.Unsetenv("LOG_LEVEL")
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}
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testsLogger = NewLogger()
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captureStdout := stdoutCapture{}
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captureStdout.StartCapture()
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captureStderr := stderrCapture{}
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captureStderr.StartCapture()
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reflect.ValueOf(testsLogger).MethodByName(tt.loggerType).Call([]reflect.Value{
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reflect.ValueOf(tt.args.message),
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reflect.ValueOf(tt.args.extraFields),
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})
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stdoutOut, err := captureStdout.StopCapture()
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if err != nil {
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suite.T().Fatal(err)
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}
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stderrOut, err := captureStderr.StopCapture()
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if err != nil {
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suite.T().Fatal(err)
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}
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if tt.stdErrExpect && !tt.stdOutExpect {
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_, gotMsg, err := getResponseValues(stderrOut, "_full_message")
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suite.NoError(err, "Failed in [STDERR]: "+tt.name)
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suite.Equal(tt.wantMessage, gotMsg, "Failed in [STDERR]: "+tt.name)
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}
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if tt.stdOutExpect && !tt.stdErrExpect {
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_, gotMsg, err := getResponseValues(stdoutOut, "_full_message")
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suite.NoError(err, "Failed in [STDOUT]: "+tt.name)
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suite.Equal(tt.wantMessage, gotMsg, "Failed in [STDOUT]: "+tt.name)
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}
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os.Unsetenv("LOG_LEVEL")
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})
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}
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}
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func Test_getResponseValues(t *testing.T) {
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type args struct {
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sourceJson string
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}
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tests := []struct {
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name string
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args args
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wantGotLvl string
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wantGotMsg string
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wantErr bool
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}{
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{
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name: "Test with json",
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args: args{
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sourceJson: `{"level": "debug", "short_message": "hello world"`,
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},
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wantGotLvl: "debug",
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wantGotMsg: "hello world",
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wantErr: false,
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},
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{
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name: "Test with json, wrong message field",
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args: args{
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sourceJson: `{"level": "debug", "message": "hello world"`,
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},
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wantGotLvl: "debug",
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wantGotMsg: "",
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wantErr: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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gotGotLvl, gotGotMsg, err := getResponseValues(tt.args.sourceJson, "short_message")
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if (err != nil) != tt.wantErr {
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t.Errorf("getResponseValues() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if gotGotLvl != tt.wantGotLvl {
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t.Errorf("getResponseValues() gotGotLvl = %v, want %v", gotGotLvl, tt.wantGotLvl)
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}
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if gotGotMsg != tt.wantGotMsg {
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t.Errorf("getResponseValues() gotGotMsg = %v, want %v", gotGotMsg, tt.wantGotMsg)
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}
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})
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}
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}
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func getResponseValues(sourceJson string, key string) (gotLvl, gotMsg string, err error) {
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gotLvl, err = jsonparser.GetString([]byte(sourceJson), "level")
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if err != nil {
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return
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}
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gotMsg, err = jsonparser.GetString([]byte(sourceJson), key)
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return
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}
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Reference in New Issue
Block a user