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Don't show this againTinyIoC / TinyIoC.Tests / TinyMessengerTests.cs
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using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using TinyIoC.Tests.TestData;
using TinyMessenger;
using System.Threading;
namespace TinyIoC.Tests
{
[TestClass]
public class TinyMessengerTests
{
[TestMethod]
public void TinyMessenger_Ctor_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
}
[TestMethod]
public void Subscribe_ValidDeliverAction_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>));
}
[TestMethod]
public void SubScribe_ValidDeliveryAction_ReturnsRegistrationObject()
{
var messenger = UtilityMethods.GetMessenger();
var output = messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>));
Assert.IsInstanceOfType(output, typeof(TinyMessageSubscriptionToken));
}
[TestMethod]
public void Subscribe_ValidDeliverActionWIthStrongReferences_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), true);
}
[TestMethod]
public void Subscribe_ValidDeliveryActionAndFilter_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void Subscribe_NullDeliveryAction_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(null, new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void Subscribe_NullFilter_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), null, new TestProxy());
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void Subscribe_NullProxy_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>), null);
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void Unsubscribe_NullSubscriptionObject_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Unsubscribe<TestMessage>(null);
}
[TestMethod]
public void Unsubscribe_PreviousSubscription_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var subscription = messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
messenger.Unsubscribe<TestMessage>(subscription);
}
[TestMethod]
public void Subscribe_PreviousSubscription_ReturnsDifferentSubscriptionObject()
{
var messenger = UtilityMethods.GetMessenger();
var sub1 = messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
var sub2 = messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
Assert.IsFalse(object.ReferenceEquals(sub1, sub2));
}
[TestMethod]
public void Subscribe_CustomProxyNoFilter_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), proxy);
}
[TestMethod]
public void Subscribe_CustomProxyWithFilter_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>), proxy);
}
[TestMethod]
public void Subscribe_CustomProxyNoFilterStrongReference_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), true, proxy);
}
[TestMethod]
public void Subscribe_CustomProxyFilterStrongReference_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>), true, proxy);
}
[TestMethod]
public void Publish_CustomProxyNoFilter_UsesCorrectProxy()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), proxy);
var message = new TestMessage(this);
messenger.Publish<TestMessage>(message);
Assert.ReferenceEquals(message, proxy.Message);
}
[TestMethod]
public void Publish_CustomProxyWithFilter_UsesCorrectProxy()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>), proxy);
var message = new TestMessage(this);
messenger.Publish<TestMessage>(message);
Assert.ReferenceEquals(message, proxy.Message);
}
[TestMethod]
public void Publish_CustomProxyNoFilterStrongReference_UsesCorrectProxy()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), true, proxy);
var message = new TestMessage(this);
messenger.Publish<TestMessage>(message);
Assert.ReferenceEquals(message, proxy.Message);
}
[TestMethod]
public void Publish_CustomProxyFilterStrongReference_UsesCorrectProxy()
{
var messenger = UtilityMethods.GetMessenger();
var proxy = new TestProxy();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>), true, proxy);
var message = new TestMessage(this);
messenger.Publish<TestMessage>(message);
Assert.ReferenceEquals(message, proxy.Message);
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void Publish_NullMessage_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Publish<TestMessage>(null);
}
[TestMethod]
public void Publish_NoSubscribers_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Publish<TestMessage>(new TestMessage(this));
}
[TestMethod]
public void Publish_Subscriber_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<TestMessage>(new Action<TestMessage>(UtilityMethods.FakeDeliveryAction<TestMessage>), new Func<TestMessage, bool>(UtilityMethods.FakeMessageFilter<TestMessage>));
messenger.Publish<TestMessage>(new TestMessage(this));
}
[TestMethod]
public void Publish_SubscribedMessageNoFilter_GetsMessage()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
messenger.Subscribe<TestMessage>((m) => { received = true; });
messenger.Publish<TestMessage>(new TestMessage(this));
Assert.IsTrue(received);
}
[TestMethod]
public void Publish_SubscribedThenUnsubscribedMessageNoFilter_DoesNotGetMessage()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
var token = messenger.Subscribe<TestMessage>((m) => { received = true; });
messenger.Unsubscribe<TestMessage>(token);
messenger.Publish<TestMessage>(new TestMessage(this));
Assert.IsFalse(received);
}
[TestMethod]
public void Publish_SubscribedMessageButFiltered_DoesNotGetMessage()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
messenger.Subscribe<TestMessage>((m) => { received = true; }, (m) => false);
messenger.Publish<TestMessage>(new TestMessage(this));
Assert.IsFalse(received);
}
[TestMethod]
public void Publish_SubscribedMessageNoFilter_GetsActualMessage()
{
var messenger = UtilityMethods.GetMessenger();
ITinyMessage receivedMessage = null;
var payload = new TestMessage(this);
messenger.Subscribe<TestMessage>((m) => { receivedMessage = m; });
messenger.Publish<TestMessage>(payload);
Assert.ReferenceEquals(payload, receivedMessage);
}
[TestMethod]
public void GenericTinyMessage_String_SubscribeDoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
var output = string.Empty;
messenger.Subscribe<GenericTinyMessage<string>>((m) => { output = m.Content; });
}
[TestMethod]
public void GenericTinyMessage_String_PubishDoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Publish(new GenericTinyMessage<string>(this, "Testing"));
}
[TestMethod]
public void GenericTinyMessage_String_PubishAndSubscribeDeliversContent()
{
var messenger = UtilityMethods.GetMessenger();
var output = string.Empty;
messenger.Subscribe<GenericTinyMessage<string>>((m) => { output = m.Content; });
messenger.Publish(new GenericTinyMessage<string>(this, "Testing"));
Assert.AreEqual("Testing", output);
}
[TestMethod]
public void Publish_SubscriptionThrowingException_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Subscribe<GenericTinyMessage<string>>((m) => { throw new NotImplementedException(); });
messenger.Publish(new GenericTinyMessage<string>(this, "Testing"));
}
[TestMethod]
public void PublishAsync_NoCallback_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.PublishAsync(new TestMessage(this));
}
[TestMethod]
public void PublishAsync_NoCallback_PublishesMessage()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
messenger.Subscribe<TestMessage>((m) => { received = true; });
messenger.PublishAsync(new TestMessage(this));
// Horrible wait loop!
int waitCount = 0;
while (!received && waitCount < 100)
{
Thread.Sleep(10);
waitCount++;
}
Assert.IsTrue(received);
}
[TestMethod]
public void PublishAsync_Callback_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.PublishAsync(new TestMessage(this), (r) => {string test = "Testing";});
}
[TestMethod]
public void PublishAsync_Callback_PublishesMessage()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
messenger.Subscribe<TestMessage>((m) => { received = true; });
messenger.PublishAsync(new TestMessage(this), (r) => { string test = "Testing"; });
// Horrible wait loop!
int waitCount = 0;
while (!received && waitCount < 100)
{
Thread.Sleep(10);
waitCount++;
}
Assert.IsTrue(received);
}
[TestMethod]
public void PublishAsync_Callback_CallsCallback()
{
var messenger = UtilityMethods.GetMessenger();
bool received = false;
bool callbackReceived = false;
messenger.Subscribe<TestMessage>((m) => { received = true; });
messenger.PublishAsync(new TestMessage(this), (r) => { callbackReceived = true; });
// Horrible wait loop!
int waitCount = 0;
while (!callbackReceived && waitCount < 100)
{
Thread.Sleep(10);
waitCount++;
}
Assert.IsTrue(received);
}
[TestMethod]
public void CancellableGenericTinyMessage_Publish_DoesNotThrow()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Publish<CancellableGenericTinyMessage<string>>(new CancellableGenericTinyMessage<string>(this, "Testing", () => { bool test = true; }));
}
[TestMethod]
[ExpectedException(typeof(ArgumentNullException))]
public void CancellableGenericTinyMessage_PublishWithNullAction_Throws()
{
var messenger = UtilityMethods.GetMessenger();
messenger.Publish<CancellableGenericTinyMessage<string>>(new CancellableGenericTinyMessage<string>(this, "Testing", null));
}
[TestMethod]
public void CancellableGenericTinyMessage_SubscriberCancels_CancelActioned()
{
var messenger = UtilityMethods.GetMessenger();
bool cancelled = false;
messenger.Subscribe<CancellableGenericTinyMessage<string>>((m) => { m.Cancel(); });
messenger.Publish<CancellableGenericTinyMessage<string>>(new CancellableGenericTinyMessage<string>(this, "Testing", () => { cancelled = true; }));
Assert.IsTrue(cancelled);
}
[TestMethod]
public void CancellableGenericTinyMessage_SeveralSubscribersOneCancels_CancelActioned()
{
var messenger = UtilityMethods.GetMessenger();
bool cancelled = false;
messenger.Subscribe<CancellableGenericTinyMessage<string>>((m) => { var test = 1; });
messenger.Subscribe<CancellableGenericTinyMessage<string>>((m) => { m.Cancel(); });
messenger.Subscribe<CancellableGenericTinyMessage<string>>((m) => { var test = 1; });
messenger.Publish<CancellableGenericTinyMessage<string>>(new CancellableGenericTinyMessage<string>(this, "Testing", () => { cancelled = true; }));
Assert.IsTrue(cancelled);
}
}
}
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