micro/logger/logger_test.go

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package logger
import (
"bytes"
"context"
"testing"
)
func TestLogger(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)
l := NewLogger(WithLevel(TraceLevel), WithOutput(buf))
if err := l.Init(); err != nil {
t.Fatal(err)
}
l.Trace(ctx, "trace_msg1")
l.Warn(ctx, "warn_msg1")
l.Fields("error", "test").Info(ctx, "error message")
l.Warn(ctx, "first", " ", "second")
if !bytes.Contains(buf.Bytes(), []byte(`"level":"trace","msg":"trace_msg1"`)) {
t.Fatalf("logger error, buf %s", buf.Bytes())
}
if !bytes.Contains(buf.Bytes(), []byte(`"warn","msg":"warn_msg1"`)) {
t.Fatalf("logger error, buf %s", buf.Bytes())
}
if !bytes.Contains(buf.Bytes(), []byte(`"error":"test","level":"info","msg":"error message"`)) {
t.Fatalf("logger error, buf %s", buf.Bytes())
}
if !bytes.Contains(buf.Bytes(), []byte(`"level":"warn","msg":"first second"`)) {
t.Fatalf("logger error, buf %s", buf.Bytes())
}
}
func TestLoggerWrapper(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)
l := NewLogger(WithLevel(TraceLevel), WithOutput(buf))
if err := l.Init(WrapLogger(NewOmitWrapper())); err != nil {
t.Fatal(err)
}
type secret struct {
Name string
Passw string `logger:"omit"`
}
s := &secret{Name: "name", Passw: "secret"}
l.Errorf(ctx, "test %#+v", s)
if !bytes.Contains(buf.Bytes(), []byte(`logger.secret{Name:\"name\", Passw:\"\"}"`)) {
t.Fatalf("omit not works, struct: %v, output: %s", s, buf.Bytes())
}
}
func TestOmitLoggerWrapper(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)
l := NewOmitLogger(NewLogger(WithLevel(TraceLevel), WithOutput(buf)))
if err := l.Init(); err != nil {
t.Fatal(err)
}
type secret struct {
Name string
Passw string `logger:"omit"`
}
s := &secret{Name: "name", Passw: "secret"}
l.Errorf(ctx, "test %#+v", s)
if !bytes.Contains(buf.Bytes(), []byte(`logger.secret{Name:\"name\", Passw:\"\"}"`)) {
t.Fatalf("omit not works, struct: %v, output: %s", s, buf.Bytes())
}
}