public void PollingFileWatcher_FileAvailableAfterStart_FileIsFound()
{
var wasFileFound = false;
var fileDataSourceFactory = MockRepository.GenerateMock <IFileDataSourceFactory>();
var fileWatcher = new PollingFileWatcher(fileDataSourceFactory, PollingFileWatcherTests.TestFilesDirectory);
fileWatcher.ShouldIgnoreExistingFiles = false;
fileWatcher.PollingInterval = TimeSpan.FromMilliseconds(100);
fileDataSourceFactory.Expect(x => x.Create(Arg <string> .Is.Equal(this.FilePath)))
.Return(new FileDataSource(dataReader: null, filePath: this.FilePath))
.Repeat.Once();
using (var waitSignal = new ManualResetEventSlim())
{
fileWatcher.DataSourceAvailable += (sender, e) =>
{
wasFileFound = ((IFileDataSource)e.DataSource).FilePath.Equals(this.FilePath);
waitSignal.Set();
};
fileWatcher.Start();
File.WriteAllText(this.FilePath, String.Empty);
waitSignal.Wait(TimeSpan.FromSeconds(1));
fileWatcher.Stop();
fileDataSourceFactory.VerifyAllExpectations();
Assert.IsTrue(wasFileFound);
}
}
public void PollingFileWatcher_FileAvailableAfterStartAndDoesNotMatchFilter_FileIsNotFound()
{
var wasFileFound = false;
var filter = "*.zzz";
var fileDataSourceFactory = MockRepository.GenerateMock <IFileDataSourceFactory>();
var fileWatcher = new PollingFileWatcher(fileDataSourceFactory, PollingFileWatcherTests.TestFilesDirectory, filter);
fileWatcher.ShouldIgnoreExistingFiles = false;
fileWatcher.PollingInterval = TimeSpan.FromMilliseconds(100);
using (var waitSignal = new ManualResetEventSlim())
{
fileWatcher.DataSourceAvailable += (sender, e) =>
{
wasFileFound = ((IFileDataSource)e.DataSource).FilePath.Equals(this.FilePath);
waitSignal.Set();
};
fileWatcher.Start();
File.WriteAllText(this.FilePath, String.Empty);
waitSignal.Wait(TimeSpan.FromSeconds(1));
fileWatcher.Stop();
fileDataSourceFactory.VerifyAllExpectations();
Assert.IsFalse(wasFileFound);
}
}
public void PollingFileWatcher_StartAndStop_NoExceptionIsThrown()
{
var fileDataSourceFactory = MockRepository.GenerateMock <IFileDataSourceFactory>();
var fileWatcher = new PollingFileWatcher(fileDataSourceFactory, PollingFileWatcherTests.TestFilesDirectory);
fileWatcher.Start();
fileWatcher.Stop();
}
