public void Test_執行排程備份_schedule設定為現在時間_應會產生三個檔案()
{
// arrange
// 產生測試用檔案
string filePath = "D:\\Projects\\oop-homework\\storage\\app\\ScheduledTaskTest.txt6";
File.WriteAllText(filePath, "123");
// 測試執行時預期產生的檔案
string byteArrayToFile = "D:\\Projects\\oop-homework\\storage\\app\\ScheduledTaskTest.txt6.backup";
// 測試完預期產生的檔案
string copyToNewFile = "D:\\Projects\\oop-homework\\storage\\app\\backup\\ScheduledTaskTest.txt6.backup";
// act
scheduledTask.Execute(CreateFakeConfig(), CreateFakeScheduleCanExecute());
// assert
// 查看是否有檔案產生
Assert.True(File.Exists(filePath));
Assert.True(File.Exists(byteArrayToFile));
Assert.True(File.Exists(copyToNewFile));
// 測試結束刪除檔案
File.Delete(filePath);
File.Delete(byteArrayToFile);
File.Delete(copyToNewFile);
Assert.False(File.Exists(filePath));
Assert.False(File.Exists(byteArrayToFile));
Assert.False(File.Exists(copyToNewFile));
}
private async Task ExecuteInternal(TaskExecutionOptions options)
{
// Cancel the current execution, if any
if (CurrentCancellationTokenSource != null)
{
throw new InvalidOperationException("Cannot execute a Task that is already running");
}
var progress = new SimpleProgress <double>();
CurrentCancellationTokenSource = new CancellationTokenSource();
Logger.Info("Executing {0}", Name);
((TaskManager)TaskManager).OnTaskExecuting(this);
progress.ProgressChanged += progress_ProgressChanged;
TaskCompletionStatus status;
CurrentExecutionStartTime = DateTime.UtcNow;
Exception failureException = null;
try
{
if (options != null && options.MaxRuntimeMs.HasValue)
{
CurrentCancellationTokenSource.CancelAfter(options.MaxRuntimeMs.Value);
}
var localTask = ScheduledTask.Execute(CurrentCancellationTokenSource.Token, progress);
await localTask.ConfigureAwait(false);
status = TaskCompletionStatus.Completed;
}
catch (OperationCanceledException)
{
status = TaskCompletionStatus.Cancelled;
}
catch (Exception ex)
{
Logger.ErrorException("Error", ex);
failureException = ex;
status = TaskCompletionStatus.Failed;
}
var startTime = CurrentExecutionStartTime;
var endTime = DateTime.UtcNow;
progress.ProgressChanged -= progress_ProgressChanged;
CurrentCancellationTokenSource.Dispose();
CurrentCancellationTokenSource = null;
CurrentProgress = null;
OnTaskCompleted(startTime, endTime, status, failureException);
}
/// <summary>
/// Executes the task.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="progress">The progress.</param>
/// <returns>Task.</returns>
private Task ExecuteTask(CancellationToken cancellationToken, IProgress <double> progress)
{
return(Task.Run(async() => await ScheduledTask.Execute(cancellationToken, progress).ConfigureAwait(false), cancellationToken));
}