private TestableEventSource SetupAndConnect()
{
// setup
cts = new CancellationTokenSource();
states = new List <EventSourceState>();
response = new ServiceResponseMock(url, System.Net.HttpStatusCode.OK);
factory = new WebRequesterFactoryMock(response);
stateIsOpen = new ManualResetEvent(false);
receivedMessages = new List <ServerSentEvent>();
eventReceived = new ManualResetEvent(false);
logger = new LoggerFactory().CreateLogger("test");
TestableEventSource es = new TestableEventSource(url, factory, logger);
es.StateChanged += (o, e) =>
{
states.Add(e.State);
if (e.State == EventSourceState.OPEN)
{
stateIsOpen.Set();
}
};
es.EventReceived += (o, e) =>
{
receivedMessages.Add(e.Message);
eventReceived.Set();
};
return(es);
}
public void TestMultipleEvents()
{
// setup
TestableEventSource es = SetupAndConnect();
// act
es.Start(cts.Token);
stateIsOpen.WaitOrThrow();
//entire event in one line
response.WriteTestTextToStream("id: 1" + "\n" + "event: newevent" + "\n" + "data: Hello" + "\n\n");
eventReceived.WaitOrThrow();
eventReceived.Reset();
//This event is split up over multiple res.write lines
response.WriteTestTextToStream("id:2 " + "\n");
response.WriteTestTextToStream("event: event 3" + "\n");
response.WriteTestTextToStream("data: Hello again");
response.WriteTestTextToStream("\n\n");
eventReceived.WaitOrThrow();
eventReceived.Reset();
//Again an event that is split up over multiple res.write statements
response.WriteTestTextToStream("id: 3" + "\n");
response.WriteTestTextToStream("event: event3" + "\n" + "data: Goodbye" + "\n\n");
eventReceived.WaitOrThrow();
eventReceived.Reset();
// assert
Assert.Equal(receivedMessages.Count, 3);
}
public void TestDoubleCarriageReturnLineFeedPair()
{
// setup
TestableEventSource es = SetupAndConnect();
// act
es.Start(cts.Token);
stateIsOpen.WaitOrThrow();
response.WriteTestTextToStream("event: test\r\n\r\n");
eventReceived.WaitOrThrow();
// assert
Assert.Equal(receivedMessages.Count, 1);
Assert.Equal(receivedMessages[0].EventType, "test");
}
public void TestMixedSeparators()
{
// setup
TestableEventSource es = SetupAndConnect();
// act
es.Start(cts.Token);
stateIsOpen.WaitOrThrow();
response.WriteTestTextToStream("event: test\rdata: simple\n\n");
eventReceived.WaitOrThrow();
// assert
Assert.Equal(receivedMessages.Count, 1);
Assert.Equal(receivedMessages[0].EventType, "test");
Assert.Equal(receivedMessages[0].Data, "simple\n");
}
public void TestSuccesfulConnectionWithHeaders()
{
// setup
Uri url = new Uri("http://test.com");
CancellationTokenSource cts = new CancellationTokenSource();
List <EventSourceState> states = new List <EventSourceState>();
ServiceResponseMock response = new ServiceResponseMock(url, System.Net.HttpStatusCode.OK);
WebRequesterFactoryMock factory = new WebRequesterFactoryMock(response);
ManualResetEvent stateIsOpen = new ManualResetEvent(false);
ILogger logger = new LoggerFactory().CreateLogger("test");
var headers = new Dictionary <string, string>
{
{ "x-key", "headerValue" }
};
TestableEventSource es = new TestableEventSource(url, factory, headers, logger);
es.StateChanged += (o, e) =>
{
states.Add(e.State);
if (e.State == EventSourceState.OPEN)
{
stateIsOpen.Set();
cts.Cancel();
}
};
// act
stateIsOpen.Reset();
es.Start(cts.Token);
stateIsOpen.WaitOne();
// assert
Assert.Equal(1, factory.WebRequesterMock.Response.Headers.Count);
Assert.Equal("headerValue", factory.WebRequesterMock.Response.Headers["x-key"]);
}
public void TestSuccesfulConnection()
{
// setup
Uri url = new Uri("http://test.com");
CancellationTokenSource cts = new CancellationTokenSource();
List <EventSourceState> states = new List <EventSourceState>();
ServiceResponseMock response = new ServiceResponseMock(url, System.Net.HttpStatusCode.OK);
WebRequesterFactoryMock factory = new WebRequesterFactoryMock(response);
ManualResetEvent stateIsOpen = new ManualResetEvent(false);
ILogger logger = new LoggerFactory().CreateLogger("test");
TestableEventSource es = new TestableEventSource(url, factory, logger);
es.StateChanged += (o, e) =>
{
states.Add(e.State);
if (e.State == EventSourceState.OPEN)
{
stateIsOpen.Set();
cts.Cancel();
}
};
// act
stateIsOpen.Reset();
es.Start(cts.Token);
stateIsOpen.WaitOne();
// assert
Assert.True(states.Count == 2);
Assert.Equal(states[0], EventSourceState.CONNECTING);
Assert.Equal(states[1], EventSourceState.OPEN);
}
