public async void GivenMeasurementWithOutDeviceId_WhenAddAsync_ThenArgumentExceptionThrown_Test()
{
var eh = Substitute.For <IEventHubService>();
var measurement = Substitute.For <IMeasurement>();
var collector = new MeasurementToEventAsyncCollector(eh);
var ex = await Assert.ThrowsAsync <ArgumentException>(async() => await collector.AddAsync(measurement).ConfigureAwait(false));
Assert.Contains("DeviceId", ex.Message);
}
public async void GivenMeasurementWithDeviceId_WhenAddAsync_ThenEventSentWithDeviceIdAsPartitionKey_Test()
{
var eh = Substitute.For <IEventHubService>();
var measurement = Substitute.For <IMeasurement>().Mock(m => m.DeviceId.Returns("1"));
var collector = new MeasurementToEventAsyncCollector(eh);
await collector.AddAsync(measurement).ConfigureAwait(false);
await eh.Received(1)
.SendAsync(Arg.Is <EventData>(evt => JsonConvert.DeserializeObject <Measurement>(Encoding.UTF8.GetString(evt.Body.Array, evt.Body.Offset, evt.Body.Count)).DeviceId == measurement.DeviceId), "1");
}