public async Task TestHelloStream()
{
// Check we skip the first message with "hello" data
var fakeHandler = new FakeHttpMessageHandler();
var stream = "event: open\ndata: hello\n\ndata: foobar\n\n";
fakeHandler.QueueResponse(FakeResponse.StartsStream(StreamAction.Write(stream)));
using (var eventSource = new SSEEventSource(_uri, builder => builder.MessageHandler(fakeHandler)))
{
string dataReceived = null;
eventSource.Message += (sender, args) =>
{
dataReceived = args.Data;
eventSource.Shutdown();
};
await eventSource.Connect();
Assert.AreEqual("foobar", dataReceived);
}
}
public async Task TestStream()
{
var json = File.ReadAllText(Path.Combine("testdata", "ledger.json"))
.Replace(Environment.NewLine, "");
var fakeHandler = new FakeHttpMessageHandler();
var stream = $"event: open\ndata: hello\n\nid: 1234\ndata: {json}\n\n";
fakeHandler.QueueResponse(FakeResponse.StartsStream(StreamAction.Write(stream)));
var eventSource = new SSEEventSource(new Uri("http://test.com"),
builder => builder.MessageHandler(fakeHandler));
LedgerResponse dataReceived = null;
eventSource.Message += (sender, args) =>
{
dataReceived = JsonSingleton.GetInstance <LedgerResponse>(args.Data);
eventSource.Shutdown();
};
await eventSource.Connect();
LedgerDeserializeTest.AssertTestData(dataReceived);
}
public async Task TestStreamErrorEvent()
{
var fakeHandler = new FakeHttpMessageHandler();
fakeHandler.QueueResponse(FakeResponse.WithIOError());
fakeHandler.QueueResponse(FakeResponse.WithIOError());
fakeHandler.QueueResponse(FakeResponse.StartsStream());
using (var eventSource = new SSEEventSource(_uri, builder => builder.MessageHandler(fakeHandler)))
{
var errorCount = 0;
eventSource.Error += (sender, args) =>
{
errorCount += 1;
if (errorCount >= 2)
{
eventSource.Shutdown();
}
};
await eventSource.Connect();
Assert.AreEqual(2, errorCount);
}
}