public void CouldAssingConsumerForTopicWatermark()
{
// Arrange
var topicName = new TopicName("Test");
var offset = new WatermarkOffsets(new Offset(1), new Offset(2));
var partition = new Partition(1);
var watermark = new PartitionWatermark(topicName, offset, partition);
var topicWatermark = new TopicWatermark(new[] { watermark });
var consumerMock = new Mock <IConsumer <object, object> >();
var consumer = consumerMock.Object;
// Act
var exception = Record.Exception(() => topicWatermark.AssignWithConsumer(consumer));
// Assert
exception.Should().BeNull();
consumerMock.Verify(x => x.Assign(It.Is <IEnumerable <TopicPartitionOffset> >(value =>
value.Single().Topic == topicName.Value
&&
value.Single().Partition == partition
&&
value.Single().Offset == offset.High
&&
value.Single().TopicPartition.Topic == topicName.Value
&&
value.Single().TopicPartition.Partition == partition
)
), Times.Once);
}
public void CouldNotAssingNullConsumerForTopicWatermark()
{
// Arrange
var partitionWatermarks = (new Mock <IEnumerable <PartitionWatermark> >()).Object;
var watermark = new TopicWatermark(partitionWatermarks);
IConsumer <object, object> consumer = null !;
// Act
var exception = Record.Exception(() => watermark.AssignWithConsumer(consumer));
// Assert
exception.Should().NotBeNull().And.BeOfType <ArgumentNullException>();
}