System.IO.Tests.FileSystemWatcherTests_netstandard17.SynchronizingObject_CalledOnError C# (CSharp) Méthode

        public void SynchronizingObject_CalledOnError()
        {
            ErrorEventHandler dele = (sender, e) => { Assert.IsType<FileNotFoundException>(e.GetException()); };
            TestISynchronizeInvoke invoker = new TestISynchronizeInvoke() { ExpectedDelegate = dele };
            using (var testDirectory = new TempDirectory(GetTestFilePath()))
            using (var watcher = new TestFileSystemWatcher(testDirectory.Path, "*"))
            {
                watcher.SynchronizingObject = invoker;
                watcher.Error += dele;
                watcher.CallOnError(new ErrorEventArgs(new FileNotFoundException()));
                Assert.True(invoker.BeginInvoke_Called);
            }
        }