public async Task ShouldCreateMessagePactAfterVerifyingConsumer()
{
var handler = new RecipeAddedHandler();
var fakePactBrokerMessageHandler = new FakePactBrokerMessageHandler();
fakePactBrokerMessageHandler.Configure(HttpMethod.Put, "http://localhost:9292").RespondsWith(HttpStatusCode.Created);
var publisher = new PactPublisher(new HttpClient(fakePactBrokerMessageHandler) { BaseAddress = new Uri("http://localhost:9292") }, "1.0", "local");
var builder = new MessagePactBuilder("messageConsumer", "messageProvider", publisher);
await builder.SetUp(_messageBuilder
.VerifyConsumer<RecipeAdded>(m => handler.Handle(m)))
.BuildAsync();
// Check if handler has been called
Assert.IsNotNull(handler.ReceivedRecipes.FirstOrDefault());
Assert.AreEqual("A Recipe", handler.ReceivedRecipes.First().Name);
// Check if pact has been published and tagged
Assert.AreEqual("messageConsumer",
JsonConvert.DeserializeObject<Contract>(fakePactBrokerMessageHandler
.GetStatus(HttpMethod.Put, "http://localhost:9292").SentRequestContents.First().Value).Consumer
.Name);
Assert.IsTrue(fakePactBrokerMessageHandler.GetStatus(HttpMethod.Put, "http://localhost:9292").SentRequestContents.Last().Key.Contains("local"));
// Check if pact has been written to project directory.
var buildDirectory = AppContext.BaseDirectory;
var pactDir =
Path.GetFullPath(
$"{buildDirectory}{Path.DirectorySeparatorChar}..{Path.DirectorySeparatorChar}..{Path.DirectorySeparatorChar}..{Path.DirectorySeparatorChar}pacts{Path.DirectorySeparatorChar}");
var pactFile = File.ReadAllText(pactDir + "messageConsumer-messageProvider.json");
Assert.AreEqual("messageConsumer", JsonConvert.DeserializeObject<Contract>(pactFile).Consumer.Name);
File.Delete(pactDir + "messageConsumer-messageProvider.json");
}
public void ShouldBeAbleToGetSerializedMessage()
{
string receivedMessage = null;
var builder = new MessagePactBuilder("messageConsumer", "messageProvider");
builder.SetUp(_messageBuilder.VerifyConsumer(m => receivedMessage = m));
Assert.IsNotNull(receivedMessage);
var deserializedMessage = JsonConvert.DeserializeObject<RecipeAdded>(receivedMessage);
Assert.AreEqual("A Recipe", deserializedMessage.Recipe.Name);
}
public void ShouldThrowPactExceptionWhenHandlerThrowsException()
{
var builder = new MessagePactBuilder("messageConsumer", "messageProvider");
try
{
builder.SetUp(_messageBuilder.VerifyConsumer(m => throw new NullReferenceException()));
}
catch (PactException e)
{
Assert.AreEqual("Message handler threw an exception", e.Message);
}
}
public async Task Handle_WhenProductIsCreated_SavesProduct()
{
var stubRepo = Substitute.For <IProductRepository>();
var consumer = new ProductService(stubRepo);
var productCreated = new Product {
Id = 3, Name = "Polestar 3", Color = "Red"
};
var builder = new MessagePactBuilder("MartinsNetMessageConsumer", "MartinsMessageProvider");
await builder.SetUp(_messageBuilder
.VerifyConsumer <ProductCreated>(e => consumer.HandleSaveProductEvent(e)))
.BuildAsync();
stubRepo.Received(1).SaveProduct(productCreated);
}
public async Task ShouldCreateMessagePactAfterVerifyingConsumerAsynchronously()
{
var handler = new RecipeAddedHandler();
var fakePactBrokerMessageHandler = new FakePactBrokerMessageHandler();
fakePactBrokerMessageHandler.Configure(HttpMethod.Put, "http://localhost:9292").RespondsWith(HttpStatusCode.Created);
var publisher = new PactPublisher(new HttpClient(fakePactBrokerMessageHandler) { BaseAddress = new Uri("http://localhost:9292") }, "1.0", "local");
var builder = new MessagePactBuilder("messageConsumer", "messageProvider", publisher);
var messsageBuilder = await _messageBuilder
.VerifyConsumerAsync<RecipeAdded>(m => handler.HandleAsync(m));
await builder.SetUp(messsageBuilder)
.BuildAsync();
// Check if handler has been called
Assert.IsNotNull(handler.ReceivedRecipes.FirstOrDefault());
Assert.AreEqual("A Recipe", handler.ReceivedRecipes.First().Name);
}
