func TestMiddlewareIntegration(t *testing.T) {
generalLogContainer := &bytes.Buffer{}
logContainerForUser107 := &bytes.Buffer{}
rlog := reactLog.New(generalLogContainer)
rlog.AddReaction("user ID 107", &reactLog.Redirect{logContainerForUser107})
opts, err := options.New("base", map[string]interface{}{
"formatter": "text",
"level": logrus.FatalLevel,
})
Convey("Middleware logging options should be successfully created without any errors", t, func() {
So(err, ShouldBeNil)
})
log := New(opts)
log.SetOutput(rlog)
log.Info("This is normal log")
log.Info("This is log that concers user ID 107 with important data")
Convey("Test logger middleware redirect", t, func() {
So(generalLogContainer.String(), ShouldContainSubstring, "This is normal log")
})
Convey("Test logger middleware redirect", t, func() {
So(logContainerForUser107.String(), ShouldContainSubstring, "This is log that concers user ID 107 with important data")
})
}
func ExampleDiscard() {
reactLogger := reactLog.New(os.Stdout) // use os.Stderr for default log functionality
reactLogger.AddReaction("INFO", &reactLog.Discard{})
logger := log.New(reactLogger, "", 0)
logger.Println("INFO this will NOT be written")
logger.Println("ERROR this will be written")
// Output: ERROR this will be written
}
func ExampleCopy() {
logContainerForUser107 := &bytes.Buffer{} // it can be any io.Writer eq. file
reactLogger := reactLog.New(os.Stdout) // use os.Stderr for default log functionality
reactLogger.AddReaction("user ID 107", &reactLog.Copy{logContainerForUser107})
logger := log.New(reactLogger, "", 0)
logger.Println("Log concerning user ID 107 with extra data")
logger.Println("INFO dummy log")
fmt.Println(logContainerForUser107) // in logContainerForUser107 is copy of log just for USER_107
// Output:
// Log concerning user ID 107 with extra data
// INFO dummy log
// Log concerning user ID 107 with extra data
}
func ExampleRedirect() {
logContainerForUser107 := &bytes.Buffer{} // it can be any io.Writer eq. file
reactLogger := reactLog.New(ioutil.Discard) // use os.Stderr for default log functionality
reactLogger.AddReaction("user ID 107", &reactLog.Redirect{logContainerForUser107})
logger := log.New(reactLogger, "", 0)
logger.Println("INFO dummy log 1")
logger.Println("ERROR dummy log 2")
logger.Println("Log concerning user ID 107 with extra data")
logger.Println("INFO dummy log 3")
logger.Println("ERROR dummy log 4")
fmt.Println(logContainerForUser107)
// Output: Log concerning user ID 107 with extra data
}