public async Task CheckpointUpdateFailsWhenOwnerChanges()
{
var partitionManager = new InMemoryPartitionManager();
var originalOwnership = new PartitionOwnership
("eventHubName", "consumerGroup", "ownerIdentifier1", "partitionId", offset: 1, sequenceNumber: 2, lastModifiedTime: DateTimeOffset.UtcNow);
await partitionManager.ClaimOwnershipAsync(new List <PartitionOwnership>()
{
originalOwnership
});
// ETag must have been set by the partition manager.
var originalLastModifiedTime = originalOwnership.LastModifiedTime;
var originalETag = originalOwnership.ETag;
await partitionManager.UpdateCheckpointAsync(new Checkpoint
("eventHubName", "consumerGroup", "ownerIdentifier2", "partitionId", 10, 20));
// Make sure the ownership hasn't changed.
var storedOwnership = await partitionManager.ListOwnershipAsync("eventHubName", "consumerGroup");
Assert.That(storedOwnership, Is.Not.Null);
Assert.That(storedOwnership.Count, Is.EqualTo(1));
Assert.That(storedOwnership.Single(), Is.EqualTo(originalOwnership));
Assert.That(originalOwnership.OwnerIdentifier, Is.EqualTo("ownerIdentifier1"));
Assert.That(originalOwnership.Offset, Is.EqualTo(1));
Assert.That(originalOwnership.SequenceNumber, Is.EqualTo(2));
Assert.That(originalOwnership.LastModifiedTime, Is.EqualTo(originalLastModifiedTime));
Assert.That(originalOwnership.ETag, Is.EqualTo(originalETag));
}
public async Task CheckpointUpdateUpdatesOwnershipInformation()
{
var partitionManager = new InMemoryPartitionManager();
var originalOwnership = new PartitionOwnership
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId", offset: 1, sequenceNumber: 2, lastModifiedTime: DateTimeOffset.UtcNow.Subtract(TimeSpan.FromMinutes(1)));
await partitionManager.ClaimOwnershipAsync(new List <PartitionOwnership>()
{
originalOwnership
});
// ETag must have been set by the partition manager.
var originalLastModifiedTime = originalOwnership.LastModifiedTime;
var originalETag = originalOwnership.ETag;
await partitionManager.UpdateCheckpointAsync(new Checkpoint
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId", 10, 20));
// Make sure the ownership has changed, even though the instance should be the same.
var storedOwnership = await partitionManager.ListOwnershipAsync("eventHubName", "consumerGroup");
Assert.That(storedOwnership, Is.Not.Null);
Assert.That(storedOwnership.Count, Is.EqualTo(1));
Assert.That(storedOwnership.Single(), Is.EqualTo(originalOwnership));
Assert.That(originalOwnership.Offset, Is.EqualTo(10));
Assert.That(originalOwnership.SequenceNumber, Is.EqualTo(20));
Assert.That(originalOwnership.LastModifiedTime, Is.GreaterThan(originalLastModifiedTime));
Assert.That(originalOwnership.ETag, Is.Not.EqualTo(originalETag));
}
public async Task CheckpointUpdateFailsWhenAssociatedOwnershipDoesNotExist()
{
var partitionManager = new InMemoryPartitionManager();
await partitionManager.UpdateCheckpointAsync(new Checkpoint
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId", offset : 10, sequenceNumber : 20));
var storedOwnership = await partitionManager.ListOwnershipAsync("eventHubName", "consumerGroup");
Assert.That(storedOwnership, Is.Not.Null);
Assert.That(storedOwnership, Is.Empty);
}
public async Task CheckpointUpdateDoesNotInterfereWithOtherPartitions()
{
var partitionManager = new InMemoryPartitionManager();
var ownership1 = new PartitionOwnership
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId1", offset: 1);
var ownership2 = new PartitionOwnership
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId2", offset: 1);
await partitionManager.ClaimOwnershipAsync(new List <PartitionOwnership>()
{
ownership1,
ownership2
});
await partitionManager.UpdateCheckpointAsync(new Checkpoint
("eventHubName", "consumerGroup", "ownerIdentifier", "partitionId1", 10, 20));
Assert.That(ownership1.Offset, Is.EqualTo(10));
Assert.That(ownership2.Offset, Is.EqualTo(1));
}
