public void TestETagViolation409()
{
var doc1 = TestHelpers.CreateStarDocument();
var doc2 = TestHelpers.CreateStarDocument();
doc2.Version++;
doc2.Name = "Document Version 2 name";
XCollectionResult result;
TargetCollection tcol = new TargetCollection(_client, _collection);
int retryAttempt = 0;
result = tcol.Write(doc1,
() =>
{
if (retryAttempt++ == 0)
{
result = tcol.Write(doc2);
Assert.IsFalse(result.Discarded);
}
}
);
Assert.IsTrue(result.Discarded);
var rdoc = tcol.ReadDocument <StarDocument>(doc1.Id);
TestHelpers.AssertEqualStars(doc2, rdoc);
}
public void TestETagViolation412WithSuccessfulRetry()
{
var doc1 = TestHelpers.CreateStarDocument();
var doc2 = TestHelpers.CreateStarDocument();
doc2.Version = 2;
doc2.Name = "Document Version 2 name";
var doc3 = TestHelpers.CreateStarDocument();
doc3.Version = 3;
doc3.Name = "Document Version 3 name";
TargetCollection tcol = new TargetCollection(_client, _collection);
XCollectionResult result;
StarDocument rdoc;
result = tcol.Write(doc1);
Assert.IsFalse(result.Discarded);
// Test ETag violation as HTTP code 412
int retryAttempt = 0;
result = tcol.Write(doc3,
() =>
{
if (retryAttempt++ == 0)
{
result = tcol.Write(doc2);
Assert.IsFalse(result.Discarded);
rdoc = tcol.ReadDocument <StarDocument>(doc2.Id);
TestHelpers.AssertEqualStars(doc2, rdoc);
}
}
);
Assert.IsFalse(result.Discarded);
rdoc = tcol.ReadDocument <StarDocument>(doc3.Id);
TestHelpers.AssertEqualStars(doc3, rdoc);
}
public void DocumentConsistent()
{
const string gatewayKey = "Stars";
// create gateway blob storage
var gateBlob = new InMemoryGatewayBlobStore();
// create a gateway queue
var gateQueue = new QueueWrapper(TestHelpers.GenUnique("gateq"), TestConfig.GatewayStorageAccount);
var gateQueueWriter = new GatewayQueueWriter(gateQueue, gateBlob);
var doc = TestHelpers.CreateStarDocument();
SourceCollection scol = new SourceCollection(_primaryClient, _primaryCollection, gateQueueWriter, gatewayKey);
DocdbGatewayQueueProcessor gateQueueProcessor = new DocdbGatewayQueueProcessor(
new GatewayQueueReader(gateQueue, gateBlob),
new FixedTargetCollectionResolver(_secondaryClient, _secondaryCollection)
);
var tcol = new TargetCollection(_secondaryClient, _secondaryCollection);
scol.Write(doc);
Assert.IsTrue(gateQueueProcessor.ProcessNext());
var tdoc = tcol.ReadDocument <StarDocument>(doc.Id);
TestHelpers.AssertEqualStars(doc, tdoc);
Assert.AreEqual(1, tdoc.Version);
// same Id but different data in the object
doc = TestHelpers.CreateStarDocument();
scol.Write(doc);
Assert.AreEqual(2, doc.Version); // verify the side effect of setting Version
Assert.IsTrue(gateQueueProcessor.ProcessNext());
tdoc = tcol.ReadDocument <StarDocument>(doc.Id);
TestHelpers.AssertEqualStars(doc, tdoc);
Assert.AreEqual(2, tdoc.Version);
}
