public void TestDirectory()
{
var tempDirectory = new DirectoryInfo("Temp." + typeof(TestWatcher).Assembly.GetName().Name);
RemoveDirectory(tempDirectory);
if (!tempDirectory.Exists)
{
tempDirectory.Create();
}
var pa0 = GetDirectoryPath(tempDirectory, @"a0");
var pb0 = GetDirectoryPath(tempDirectory, @"a0\b0");
var p1 = CreateDirectoryPath(tempDirectory, @"a0\b0\c0");
var p2 = CreateDirectoryPath(tempDirectory, @"a0\b0\c1");
var p3 = CreateDirectoryPath(tempDirectory, @"a0\b0\c2");
var watcher = new DirectoryWatcher();
watcher.Track(p1);
var list = watcher.GetTrackedDirectories();
Assert.Single(list);
Assert.Equal(p1, list[0]);
watcher.Track(p2);
list = watcher.GetTrackedDirectories();
Assert.Equal(2, list.Count);
Assert.Equal(p1, list[0]);
Assert.Equal(p2, list[1]);
// Adding p3 should set the track on the parent directory
watcher.Track(p3);
list = watcher.GetTrackedDirectories();
Assert.Single(list);
Assert.Equal(pb0, list[0]);
// Tracking again a child should not add a new track as the parent is already tracking
watcher.Track(p1);
list = watcher.GetTrackedDirectories();
Assert.Single(list);
Assert.Equal(pb0, list[0]);
watcher.Track(pb0);
list = watcher.GetTrackedDirectories();
Assert.Single(list);
Assert.Equal(pb0, list[0]);
var events = new List <FileEvent>();
EventHandler <FileEvent> fileEventHandler = (sender, args) => events.Add(args);
watcher.Modified += fileEventHandler;
var p4 = CreateDirectoryPath(tempDirectory, @"a0\b0\c3");
Thread.Sleep(20);
watcher.Modified -= fileEventHandler;
Assert.Single(events);
Assert.Equal(p4, events[0].FullPath.ToLowerInvariant());
events.Clear();
watcher.Modified += fileEventHandler;
RemoveDirectory(new DirectoryInfo(pb0));
Thread.Sleep(400);
watcher.Modified -= fileEventHandler;
Assert.True(events.All(args => args.ChangeType == FileEventChangeType.Deleted)); // c0, c1, c2, c3 removed
//// We should not track any directory
//list = watcher.GetTrackedDirectories();
//Assert.Equal(0, list.Count);
RemoveDirectory(tempDirectory);
}