public void Initialize_IfAlreadyInitialized_ShouldThrowInvalidOperationException()
{
var config = new KafkaConfiguration
{
GroupId = "groupId",
Topics = new [] { "topic" }
};
var consumer = new TestConsumer();
consumer.Initialize(config);
var exception = Assert.Throws <InvalidOperationException>(() =>
{
consumer.Initialize(config);
});
exception.Message.Should().Be("KafkaConsumer is already initialized.");
}
public void Initialize_GivenNoTopics_ShouldThrowArgumentNullException()
{
var config = new KafkaConfiguration
{
};
var consumer = new TestConsumer();
var exception = Assert.Throws <ArgumentNullException>(() =>
{
consumer.Initialize(config);
});
exception.Message.Should().Contain(nameof(KafkaConfiguration.Topics));
}
public void Initialize_GivenNoGroupId_ShouldThrowArgumentException()
{
var config = new KafkaConfiguration
{
Topics = new[] { "MyTopic" }
};
var consumer = new TestConsumer();
var exception = Assert.Throws <ArgumentException>(() =>
{
consumer.Initialize(config);
});
exception.Message.Should().Contain("'group.id'");
}
public void Initialize_GivenNoTopicInTopics_ShouldThrowArgumentNullException()
{
var config = new KafkaConfiguration
{
Topics = new [] { null as string }
};
var consumer = new TestConsumer();
var exception = Assert.Throws <ArgumentNullException>(() =>
{
consumer.Initialize(config);
});
exception.Message.Should().Contain("topic");
}