public void CtorWithAttributes() { TestRuntime.AssertXcodeVersion(8, 0); using (var queue = new DispatchQueue("1", new DispatchQueue.Attributes { AutoreleaseFrequency = DispatchQueue.AutoreleaseFrequency.Inherit, })) { Assert.AreNotEqual(IntPtr.Zero, queue.Handle, "Handle 1"); } using (var queue = new DispatchQueue("2", new DispatchQueue.Attributes { IsInitiallyInactive = true, })) { queue.Activate(); // must activate the queue before it can be released according to Apple's documentation Assert.AreNotEqual(IntPtr.Zero, queue.Handle, "Handle 2"); } using (var queue = new DispatchQueue("3", new DispatchQueue.Attributes { QualityOfService = DispatchQualityOfService.Utility, })) { Assert.AreNotEqual(IntPtr.Zero, queue.Handle, "Handle 3"); Assert.AreEqual(DispatchQualityOfService.Utility, queue.QualityOfService, "QualityOfService 3"); } using (var target_queue = new DispatchQueue("4 - target")) { using (var queue = new DispatchQueue("4", new DispatchQueue.Attributes { QualityOfService = DispatchQualityOfService.Background, AutoreleaseFrequency = DispatchQueue.AutoreleaseFrequency.WorkItem, RelativePriority = -1, }, target_queue)) { Assert.AreNotEqual(IntPtr.Zero, queue.Handle, "Handle 4"); Assert.AreEqual(DispatchQualityOfService.Background, queue.GetQualityOfService(out var relative_priority), "QualityOfService 4"); Assert.AreEqual(-1, relative_priority, "RelativePriority 4"); } } }
public void Wait_DispatchTime() { TestRuntime.AssertXcodeVersion(8, 0); var called = false; var callback = new Action(() => called = true); using (var db = new DispatchBlock(callback)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(0.1))); Assert.AreNotEqual(0, rv, "Timed Out"); queue.DispatchAsync(db); rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out 2"); Assert.IsTrue(called, "Called"); } } }
public void Create() { TestRuntime.AssertXcodeVersion(8, 0); var called = false; var callback = new Action(() => called = true); DispatchBlockFlags flags; Assert.Throws <ArgumentNullException> (() => DispatchBlock.Create(null), "ANE 1"); Assert.Throws <ArgumentNullException> (() => DispatchBlock.Create(null, DispatchBlockFlags.AssignCurrent), "ANE 2"); Assert.Throws <ArgumentNullException> (() => DispatchBlock.Create((Action)null, DispatchBlockFlags.AssignCurrent, DispatchQualityOfService.Background, 2), "ANE 3"); Assert.Throws <ArgumentNullException> (() => DispatchBlock.Create((DispatchBlock)null, DispatchBlockFlags.AssignCurrent, DispatchQualityOfService.Background, 2), "ANE 4"); // Invalid input results in NULL and an exception Assert.Throws <Exception> (() => DispatchBlock.Create(callback, (DispatchBlockFlags)12345678), "E 1"); Assert.Throws <Exception> (() => DispatchBlock.Create(callback, (DispatchBlockFlags)12345678, DispatchQualityOfService.UserInteractive, 0), "E 2"); Assert.Throws <Exception> (() => DispatchBlock.Create(callback, DispatchBlockFlags.None, (DispatchQualityOfService)12345678, 0), "E 3"); Assert.Throws <Exception> (() => DispatchBlock.Create(callback, DispatchBlockFlags.None, DispatchQualityOfService.Default, 12345678), "E 4"); called = false; using (var db = DispatchBlock.Create(callback)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out A"); Assert.IsTrue(called, "Called A"); } } called = false; flags = DispatchBlockFlags.None; using (var db = DispatchBlock.Create(callback, flags)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out " + flags); Assert.IsTrue(called, "Called " + flags); } } called = false; flags = DispatchBlockFlags.AssignCurrent; using (var db = DispatchBlock.Create(callback, flags)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out " + flags); Assert.IsTrue(called, "Called " + flags); } } called = false; flags = DispatchBlockFlags.Detached; using (var db = DispatchBlock.Create(callback, flags)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out " + flags); Assert.IsTrue(called, "Called " + flags); } } called = false; flags = DispatchBlockFlags.Detached; using (var db = DispatchBlock.Create(callback, flags, DispatchQualityOfService.Background, -8)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db); var rv = db.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out Background 8" + flags); Assert.IsTrue(called, "Called Background 8" + flags); } } called = false; flags = DispatchBlockFlags.Detached; using (var db = DispatchBlock.Create(callback, flags, DispatchQualityOfService.Background, -8)) { using (var db2 = db.Create(DispatchBlockFlags.EnforceQosClass, DispatchQualityOfService.Unspecified, -7)) { using (var queue = new DispatchQueue("Background")) { queue.Activate(); queue.DispatchAsync(db2); var rv = db2.Wait(new DispatchTime(DispatchTime.Now, TimeSpan.FromSeconds(5))); Assert.AreEqual(0, rv, "Timed Out Background DB" + flags); Assert.IsTrue(called, "Called Background DB" + flags); } } } }