add non regexp log test

Signed-off-by: Pavel Okhlopkov <[email protected]>

pkg/unilogger/logger_test.go

@@ -15,6 +15,47 @@ import (
 )
 
 func Test_Logger(t *testing.T) {
+	const (
+		message  = "stub msg"
+		argKey   = "stub_arg"
+		argValue = "arg"
+	)
+
+	buf := bytes.NewBuffer([]byte{})
+
+	logger := unilogger.NewLogger(unilogger.Options{
+		Level:  slog.LevelDebug,
+		Output: buf,
+		TimeFunc: func(_ time.Time) time.Time {
+			parsedTime, err := time.Parse(time.DateTime, "2006-01-02 15:04:05")
+			if err != nil {
+				assert.NoError(t, err)
+			}
+
+			return parsedTime
+		},
+	})
+
+	logger.Trace(message, slog.String(argKey, argValue))
+	logger.Debug(message, slog.String(argKey, argValue))
+	logger.Info(message, slog.String(argKey, argValue))
+	logger.Warn(message, slog.String(argKey, argValue))
+	//test fatal
+	logger.Log(context.Background(), unilogger.LevelFatal.Level(), message, slog.String(argKey, argValue))
+
+	assert.Equal(t, buf.String(), `{"level":"debug","msg":"stub msg","source":"unilogger/logger_test.go:40","stub_arg":"arg","time":"2006-01-02T15:04:05Z"}`+"\n"+
+		`{"level":"info","msg":"stub msg","source":"unilogger/logger_test.go:41","stub_arg":"arg","time":"2006-01-02T15:04:05Z"}`+"\n"+
+		`{"level":"warn","msg":"stub msg","source":"unilogger/logger_test.go:42","stub_arg":"arg","time":"2006-01-02T15:04:05Z"}`+"\n"+
+		`{"level":"fatal","msg":"stub msg","source":"unilogger/logger_test.go:44","stub_arg":"arg","time":"2006-01-02T15:04:05Z"}`+"\n")
+
+	buf.Reset()
+
+	logger.Error(message, slog.String(argKey, argValue))
+
+	assert.Contains(t, buf.String(), `{"level":"error","msg":"stub msg","stub_arg":"arg","stacktrace":"`)
+}
+
+func Test_LoggerFormat(t *testing.T) {
 	t.Parallel()
 
 	const (