public async Task InvokeTest()
{
// Arrange
const int MessagesCount = 10;
const string EndpointId = "endpoint1";
var endpoint = new NullEndpoint(EndpointId);
var priorities = new List <uint>()
{
0, 1, 2, 100, 101, 102
};
var checkpointer = new NullCheckpointer();
var endpointExecutorConfig = new EndpointExecutorConfig(TimeSpan.FromHours(1), RetryStrategy.NoRetry, TimeSpan.FromHours(1));
var asyncEndpointExecutorOptions = new AsyncEndpointExecutorOptions(10);
var messageStore = new TestMessageStore();
var storingAsyncEndpointExecutor = new StoringAsyncEndpointExecutor(endpoint, priorities, checkpointer, endpointExecutorConfig, asyncEndpointExecutorOptions, messageStore);
IEnumerable <IMessage> messages = GetNewMessages(MessagesCount, 0);
// Act - Send messages to invoke
foreach (IMessage message in messages)
{
await storingAsyncEndpointExecutor.Invoke(message, 0, 3600);
}
// Assert - Check that the message store received the messages sent to invoke.
List <IMessage> storeMessages = messageStore.GetReceivedMessagesForEndpoint(EndpointId);
Assert.NotNull(storeMessages);
Assert.Equal(MessagesCount, storeMessages.Count);
for (int i = 0; i < MessagesCount; i++)
{
IMessage message = storeMessages[i];
Assert.True(message.Properties.ContainsKey($"key{i}"));
Assert.Equal($"value{i}", message.Properties[$"key{i}"]);
}
// Assert - Make sure no additional / duplicate messages were sent.
storeMessages = messageStore.GetReceivedMessagesForEndpoint(EndpointId);
Assert.NotNull(storeMessages);
Assert.Equal(10, storeMessages.Count);
// Act - Send messages again to Invoke.
messages = GetNewMessages(MessagesCount, MessagesCount);
foreach (IMessage message in messages)
{
await storingAsyncEndpointExecutor.Invoke(message, 0, 3600);
}
// Assert - Make sure the store now has the old and the new messages.
storeMessages = messageStore.GetReceivedMessagesForEndpoint(EndpointId);
Assert.NotNull(storeMessages);
Assert.Equal(MessagesCount * 2, storeMessages.Count);
for (int i = 0; i < MessagesCount * 2; i++)
{
IMessage message = storeMessages[i];
Assert.True(message.Properties.ContainsKey($"key{i}"));
Assert.Equal($"value{i}", message.Properties[$"key{i}"]);
}
}
public async Task MessagePrioritiesTest()
{
// Arrange
const string EndpointId = "endpoint1";
const uint HighPri = 0;
const uint NormalPri = 5;
const uint LowPri = 10;
var endpoint = new TestEndpoint(EndpointId);
var priorities = new List <uint>()
{
HighPri, NormalPri, LowPri
};
var checkpointerFactory = new NullCheckpointerFactory();
var endpointExecutorConfig = new EndpointExecutorConfig(TimeSpan.FromHours(1), RetryStrategy.DefaultFixed, TimeSpan.FromHours(1));
var asyncEndpointExecutorOptions = new AsyncEndpointExecutorOptions(4, TimeSpan.FromSeconds(2));
var messageStore = new TestMessageStore();
var storingAsyncEndpointExecutor = new StoringAsyncEndpointExecutor(endpoint, checkpointerFactory, endpointExecutorConfig, asyncEndpointExecutorOptions, messageStore);
await storingAsyncEndpointExecutor.UpdatePriorities(priorities, Option.None <Endpoint>());
var normalPriMsg1 = new Message(TelemetryMessageSource.Instance, new byte[] { 1 }, new Dictionary <string, string> {
{ "normalPriority", string.Empty }
}, 0L);
var normalPriMsg2 = new Message(TelemetryMessageSource.Instance, new byte[] { 2 }, new Dictionary <string, string> {
{ "normalPriority", string.Empty }
}, 1L);
var normalPriMsg3 = new Message(TelemetryMessageSource.Instance, new byte[] { 3 }, new Dictionary <string, string> {
{ "normalPriority", string.Empty }
}, 2L);
var lowPriMsg1 = new Message(TelemetryMessageSource.Instance, new byte[] { 4 }, new Dictionary <string, string> {
{ "lowPriority", string.Empty }
}, 3L);
var lowPriMsg2 = new Message(TelemetryMessageSource.Instance, new byte[] { 5 }, new Dictionary <string, string> {
{ "lowPriority", string.Empty }
}, 4L);
var highPriMsg1 = new Message(TelemetryMessageSource.Instance, new byte[] { 6 }, new Dictionary <string, string> {
{ "highPriority", string.Empty }
}, 5L);
var normalPriMsg4 = new Message(TelemetryMessageSource.Instance, new byte[] { 7 }, new Dictionary <string, string> {
{ "normalPriority", string.Empty }
}, 6L);
var highPriMsg2 = new Message(TelemetryMessageSource.Instance, new byte[] { 8 }, new Dictionary <string, string> {
{ "highPriority", string.Empty }
}, 7L);
const int HighPriCount = 2;
const int NormalPriCount = 4;
const int LowPriCount = 2;
// Disable the endpoint so messages are stuck in queue
endpoint.CanProcess = false;
// Send normal priority messages
await storingAsyncEndpointExecutor.Invoke(normalPriMsg1, NormalPri, 3600);
await storingAsyncEndpointExecutor.Invoke(normalPriMsg2, NormalPri, 3600);
await storingAsyncEndpointExecutor.Invoke(normalPriMsg3, NormalPri, 3600);
// Send low priority messages
await storingAsyncEndpointExecutor.Invoke(lowPriMsg1, LowPri, 3600);
await storingAsyncEndpointExecutor.Invoke(lowPriMsg2, LowPri, 3600);
// Send the remaining messages mixed priority
await storingAsyncEndpointExecutor.Invoke(highPriMsg1, HighPri, 3600);
await storingAsyncEndpointExecutor.Invoke(normalPriMsg4, NormalPri, 3600);
await storingAsyncEndpointExecutor.Invoke(highPriMsg2, HighPri, 3600);
// Message store should have the messages in the corresponding queues
var highPriQueue = messageStore.GetReceivedMessagesForEndpoint($"{endpoint.Id}_Pri{HighPri}");
Assert.Equal(2, highPriQueue.Count);
Assert.Contains(highPriMsg1, highPriQueue);
Assert.Contains(highPriMsg2, highPriQueue);
var normalPriQueue = messageStore.GetReceivedMessagesForEndpoint($"{endpoint.Id}_Pri{NormalPri}");
Assert.Equal(4, normalPriQueue.Count);
Assert.Contains(normalPriMsg1, normalPriQueue);
Assert.Contains(normalPriMsg2, normalPriQueue);
Assert.Contains(normalPriMsg3, normalPriQueue);
Assert.Contains(normalPriMsg4, normalPriQueue);
var lowPriQueue = messageStore.GetReceivedMessagesForEndpoint($"{endpoint.Id}_Pri{LowPri}");
Assert.Equal(2, lowPriQueue.Count);
Assert.Contains(lowPriMsg1, lowPriQueue);
Assert.Contains(lowPriMsg2, lowPriQueue);
// Re-enable the endpoint and let the queues drain
endpoint.CanProcess = true;
await Task.Delay(TimeSpan.FromSeconds(10));
// Assert - Make sure the endpoint received all the messages
// in the right priority order:
// - HighPri messages should finish processing before others
// - NormalPri messages should finish processing before LowPri
Assert.Equal(8, endpoint.Processed.Count());
int highPriMessagesProcessed = 0;
int normalPriMessagesProcessed = 0;
int lowPriMessagesProcessed = 0;
for (int i = 0; i < endpoint.Processed.Count(); i++)
{
IMessage message = endpoint.Processed[i];
if (message.Properties.ContainsKey($"highPriority"))
{
if (++highPriMessagesProcessed == HighPriCount)
{
// Found all the high-pri messages,
// normal and low pri at this point
// must not have completed yet
Assert.True(normalPriMessagesProcessed < NormalPriCount);
Assert.True(lowPriMessagesProcessed < LowPriCount);
}
}
else if (message.Properties.ContainsKey($"normalPriority"))
{
if (++normalPriMessagesProcessed == NormalPriCount)
{
// Found all the normal-pri messages,
// low pri messages at this point must
// not have completed yet
Assert.True(lowPriMessagesProcessed < LowPriCount);
// High pri messages should have completed
Assert.True(highPriMessagesProcessed == HighPriCount);
}
}
else if (message.Properties.ContainsKey($"lowPriority"))
{
if (++lowPriMessagesProcessed == LowPriCount)
{
// Found all the low-pri messages,
// high-pri and normal-pri should also
// have completed before this
Assert.True(highPriMessagesProcessed == HighPriCount);
Assert.True(normalPriMessagesProcessed == NormalPriCount);
}
}
else
{
// Bad test setup
Assert.True(false, "Bad test setup, processed a message with unexpected priority");
}
}
}