public async Task PromoteToLeader_WhenBlobLeaseHaveBeenAlreadyAcquired_UpdatesMetadataOnce(
[Frozen] Mock<ICloudBlockBlob> blobMock,
[Frozen] IDictionary<string, string> metadata,
string consumerId,
EventStreamConsumingSession session)
{
await session.PromoteToLeaderAsync();
await session.PromoteToLeaderAsync();
blobMock.Verify(self => self.SaveMetadataAsync(It.IsAny<string>()), Times.Once());
}
public async Task PromoteToLeader_AcquiresBlobLease(
[Frozen] Mock<ICloudBlockBlob> blobMock,
string consumerId,
EventStreamConsumingSession session)
{
await session.PromoteToLeaderAsync();
blobMock.Verify(self => self.AcquireLeaseAsync(null));
}
public async Task PromoteToLeader_CreatesBlobWithConsumerAndStreamSpecificPath(
[Frozen] Mock<ICloudBlobContainer> containerMock,
string consumerId,
EventStreamConsumingSession session)
{
await session.PromoteToLeaderAsync();
containerMock.Verify(self => self.CreateBlockBlob(session.ConsumerName + "/" + session.StreamName));
}
public async Task PromoteToLeader_WhenBlobLeaseHaveBeenAcquiredForFirstTime_UpdateMetadata(
[Frozen] Mock<ICloudBlockBlob> blobMock,
[Frozen] IDictionary<string, string> metadata,
string leaseId,
string consumerId,
EventStreamConsumingSession session)
{
blobMock
.Setup(self => self.AcquireLeaseAsync(null))
.Returns(leaseId.YieldTask());
await session.PromoteToLeaderAsync();
Assert.True(metadata.ContainsKey("SessionExpiresOn"));
blobMock.Verify(self => self.SaveMetadataAsync(leaseId));
}
public async Task PromoteToLeader_WhenBlobLeaseHaveNotBeenAcquired_FetchesAttributes(
[Frozen] Mock<ICloudBlockBlob> blobMock,
string consumerId,
EventStreamConsumingSession session)
{
await session.PromoteToLeaderAsync();
blobMock.Verify(self => self.FetchAttributesAsync(), Times.Once());
}
public async Task PromoteToLeader_WhenBlobLeaseIsNotLocked_ReturnsTrue(
string consumerId,
EventStreamConsumingSession session)
{
Assert.True(await session.PromoteToLeaderAsync());
}
public async Task FreeAsync_ReleasesAcquiredBlobLease(
[Frozen] Mock<ICloudBlockBlob> blobMock,
string consumerId,
string leaseId,
EventStreamConsumingSession session)
{
blobMock
.Setup(self => self.AcquireLeaseAsync(null))
.Returns(leaseId.YieldTask());
await session.PromoteToLeaderAsync();
await session.FreeAsync();
blobMock.Verify(self => self.ReleaseLeaseAsync(leaseId));
}
public async Task PromoteToLeader_WhenBlobLeaseWasFreed_TakesLeaseOnce(
[Frozen] Mock<ICloudBlockBlob> blobMock,
string consumerId,
EventStreamConsumingSession session)
{
await session.PromoteToLeaderAsync();
await session.FreeAsync();
await session.PromoteToLeaderAsync();
blobMock.Verify(self => self.AcquireLeaseAsync(null), Times.Exactly(2));
}
public async Task PromoteToLeader_WhenBlobLeaseHaveNotBeenAcquiredAndTimeoutNotExpired_DoesNotBreakLease(
[Frozen] Mock<ICloudBlockBlob> blobMock,
[Frozen] IDictionary<string, string> metadata,
string consumerId,
EventStreamConsumingSession session)
{
metadata["SessionExpiresOn"] = DateTimeOffset.UtcNow.AddMinutes(10).ToString("O");
await session.PromoteToLeaderAsync();
blobMock.Verify(self => self.BreakLeaseAsync(null), Times.Never());
}