private void Append(RollingFileAppender appender)
        {
            var task = appender.AppendAsync(BuildLogEvent());

            task.Wait();
            CheckLog();
            _appender.Dispose();
        }
        public void Append_With_Changing_Of_Day_Test()
        {
            var fileInfoMock = SetupFileInfo(true);
            var fileInfo     = fileInfoMock.Object;
            var factoryMock  = Get <IFileInfoFactory>();

            factoryMock.Setup(x => x.Build(_filePath)).Returns(fileInfo);
            var factory        = factoryMock.Object;
            var fileSystemMock = Get <IFile>();

            fileSystemMock.Setup(x => x.Exists(_filePathOne)).Returns(false);
            fileSystemMock.Setup(x => x.Move(_filePath, _filePathOne));
            var fileSystem          = fileSystemMock.Object;
            var directoryFileSystem = SetupDirectoryFileSystem();

            _appender = new RollingFileAppender(MyFileWithExtension,
                                                DefaultLogFormatProvider.Instance,
                                                factory,
                                                fileSystem,
                                                directoryFileSystem,
                                                _timeProvider);
            fileInfoMock.SetupGet(f => f.Length).Returns(_appender.MaxLength + 1);
            var task = _appender.AppendAsync(BuildLogEvent());

            task.Wait();
            CheckLog();
            _today = DateTime.MinValue.AddDays(1);

            SetupFileNames();
            _stream      = new MemoryStream();
            fileInfoMock = Get <IFileInfo>(Lifetime.Instance);
            fileInfoMock.Setup(f => f.Refresh());
            fileInfoMock.SetupGet(f => f.Exists).Returns(false);
            fileInfoMock.Setup(f => f.OpenWrite()).Returns(_stream);
            factoryMock.Setup(x => x.Build(_filePath)).Returns(fileInfoMock.Object);
            task = _appender.AppendAsync(BuildLogEvent());
            task.Wait();
            CheckLog();
        }