public void when_get_consumer_with_invalid_arguments_it_should_fail()
{
var registry = new DefaultConsumerRegistry();
Action sut = () => registry.Get <int, string>(api: null);
sut.Should().ThrowExactly <ArgumentNullException>().Where(exception => exception.ParamName.Equals("api"));
}
public void when_get_consumer_for_not_registered_api_it_should_fail()
{
var registry = new DefaultConsumerRegistry();
Action sut = () => registry.Get <int, string>(Mock.Of <IIngressApi>());
sut.Should().ThrowExactly <ArgumentException>().Where(
exception => exception.ParamName.Equals("api"),
"it's not possible to get consumer for not registered API");
}
public void when_add_consumer_with_valid_arguments_it_should_be_possible_to_get_it_back()
{
var sut = new DefaultConsumerRegistry();
var expectedConsumer = Mock.Of <IApiConsumer <int, string> >();
var api = Mock.Of <IIngressApi>();
sut.Add(api, expectedConsumer);
sut.Get <int, string>(api).Should().BeSameAs(expectedConsumer, "the same consumer should be returned");
}
public void when_add_consumer_for_same_api_it_should_fail()
{
var registry = new DefaultConsumerRegistry();
var api = Mock.Of <IIngressApi>();
Action sut = () => registry.Add(api, Mock.Of <IApiConsumer <int, string> >());
sut.Should().NotThrow("the first time it should be added");
sut.Should().ThrowExactly <PoezdConfigurationException>().Where(
exception => exception.Message.Contains("already registered"),
"it should not be possible to add a consumer for same API twice");
}
public void when_add_consumer_with_invalid_arguments_it_should_fail()
{
var registry = new DefaultConsumerRegistry();
var api = Mock.Of <IIngressApi>();
var consumer = Mock.Of <IApiConsumer <int, string> >();
Action sut = () => registry.Add(api, consumer);
api = null;
sut.Should().ThrowExactly <ArgumentNullException>().Where(exception => exception.ParamName.Equals("api"));
api = Mock.Of <IIngressApi>();
consumer = null;
sut.Should().ThrowExactly <ArgumentNullException>().Where(exception => exception.ParamName.Equals("consumer"));
}
public void when_dispose_it_should_dispose_all_registered_consumers()
{
var disposed = 0;
var sut = new DefaultConsumerRegistry();
var consumer1Mock = new Mock <IApiConsumer <int, string> >();
consumer1Mock.Setup(consumer => consumer.Dispose()).Callback(() => disposed++);
var consumer2Mock = new Mock <IApiConsumer <int, string> >();
consumer2Mock.Setup(consumer => consumer.Dispose()).Callback(() => disposed++);
sut.Add(Mock.Of <IIngressApi>(), consumer1Mock.Object);
sut.Add(Mock.Of <IIngressApi>(), consumer2Mock.Object);
sut.Dispose();
disposed.Should().Be(expected: 2, "all registered consumers should be disposed");
}
