public async Task WriteAsync_should_set_metric_processed_events_to_one(IEvent evt)
{
if (evt is null)
{
throw new ArgumentNullException(nameof(evt));
}
using var resetEvent = new ManualResetEvent(false);
var bus = new FakeBus();
var pattern = new PatternBuilder().FromTopic(evt.Topic).Build();
using var subscription = new AsyncActionSubscription(bus, pattern, e =>
{
resetEvent.Set();
return(Task.CompletedTask);
});
await subscription.EnableAsync().ConfigureAwait(false);
await subscription.WriteAsync(evt).ConfigureAwait(false);
var wasReset = resetEvent.WaitOne(this.waitTimeout);
Assert.True(wasReset);
var metric = Assert.Single(subscription.GetMetrics(), m => m.Name == Metrics.Subscription.ProcessedEvents);
Assert.Equal(1L, metric.Value);
}
public async Task WriteAsync_after_Enabled_should_call_registered_action(IEvent evt)
{
if (evt is null)
{
throw new ArgumentNullException(nameof(evt));
}
using var resetEvent = new ManualResetEvent(false);
var bus = new FakeBus();
var pattern = new PatternBuilder().FromTopic(evt.Topic).Build();
using var subscription = new AsyncActionSubscription(bus, pattern, e =>
{
resetEvent.Set();
return(Task.CompletedTask);
});
await subscription.EnableAsync().ConfigureAwait(false);
await subscription.WriteAsync(evt).ConfigureAwait(false);
var wasReset = resetEvent.WaitOne(this.waitTimeout);
Assert.True(wasReset);
}
public async Task Enable_then_Disable_should_subscribe_and_unsubscribe()
{
var bus = new FakeBus();
var pattern = new PatternBuilder("root").Build();
using var subscription = new AsyncActionSubscription(bus, pattern, e => Task.CompletedTask);
await subscription.EnableAsync().ConfigureAwait(false);
Assert.True(bus.IsSubscribed(subscription));
await subscription.DisableAsync().ConfigureAwait(false);
Assert.False(bus.IsSubscribed(subscription));
}
public async Task Enable_then_Disable_multiple_times_should_set_isEnabled_accordingly(int times)
{
var bus = new FakeBus();
var pattern = new PatternBuilder("root").Build();
using var subscription = new AsyncActionSubscription(bus, pattern, e => Task.CompletedTask);
for (int i = 0; i < times; i++)
{
await subscription.EnableAsync().ConfigureAwait(false);
Assert.True(subscription.IsEnabled);
await subscription.DisableAsync().ConfigureAwait(false);
Assert.False(subscription.IsEnabled);
}
}
public async Task WriteAsync_should_set_metric_received_events_to_one(IEvent evt)
{
if (evt is null)
{
throw new ArgumentNullException(nameof(evt));
}
var bus = new FakeBus();
var pattern = new PatternBuilder().FromTopic(evt.Topic).Build();
using var subscription = new AsyncActionSubscription(bus, pattern, e => Task.CompletedTask);
await subscription.EnableAsync().ConfigureAwait(false);
await subscription.WriteAsync(evt).ConfigureAwait(false);
var metric = Assert.Single(subscription.GetMetrics(), m => m.Name == Metrics.Subscription.ReceivedEvents);
Assert.Equal(1L, metric.Value);
}
public async Task WriteAsync_before_Enabled_should_call_registered_action_after_enabled()
{
using var resetEvent = new ManualResetEvent(false);
var bus = new FakeBus();
var topic = new TopicBuilder("root").Build();
var pattern = new PatternBuilder("root").Build();
var expectedEvent = new FakeEvent(topic, "Test");
using var subscription = new AsyncActionSubscription(bus, pattern, evt =>
{
Assert.Equal(expectedEvent, evt);
resetEvent.Set();
return(Task.CompletedTask);
});
await subscription.WriteAsync(expectedEvent).ConfigureAwait(false);
await subscription.EnableAsync().ConfigureAwait(false);
var wasReset = resetEvent.WaitOne(this.waitTimeout);
Assert.True(wasReset);
}
