public void AssingWithConsumerFailsOnNullConsumer()
{
// Arrange
var topicName = new TopicName("Test");
var offsets = new WatermarkOffsets(new Offset(1), new Offset(2));
var partition = new Partition(1);
var pw = new PartitionWatermark(topicName, offsets, partition);
IConsumer <object, object> consumer = null !;
// Act
var exception = Record.Exception(() => pw.AssingWithConsumer(consumer));
// Assert
exception.Should().NotBeNull().And.BeOfType <ArgumentNullException>();
}
public void PartitionWatermarkCouldBeAssingToConsumer()
{
// Arrange
var topicName = new TopicName("Test");
var offsets = new WatermarkOffsets(new Offset(1), new Offset(2));
var partition = new Partition(1);
var pw = new PartitionWatermark(topicName, offsets, partition);
var consumerMock = new Mock <IConsumer <object, object> >();
var consumer = consumerMock.Object;
// Act
var exception = Record.Exception(() => pw.AssingWithConsumer(consumer));
// Assert
exception.Should().BeNull();
consumerMock.Verify(x => x.Assign(It.Is <TopicPartition>(a => a.Topic == topicName.Value && a.Partition == partition)), Times.Once);
}