public void Can_write_to_log_using_default_methods() { if (File.Exists("log.txt")) { File.Delete("log.txt"); } for (var i = 0; i < 10; i++) { logger.Info("Hello {0}!", i); } try { throw new Exception("Test exception"); } catch (Exception ex) { logger.ErrorException("It failed :(", ex); } var test = File.ReadAllText("log.txt"); Assert.True(File.Exists("log.txt")); Assert.True(test.Length > 0); }