public void Rebuild_WhenInvoked_RaisesApplicationChangedEvent()
{
var mqttApplicationProvider = MqttApplicationProviderHelper.CreateMqttApplicationProvider(2);
Assert.Null(mqttApplicationProvider.Current);
var raisedEvent1 = Assert.Raises <ApplicationChangedEventArgs>(
x => mqttApplicationProvider.ApplicationChanged += x,
x => mqttApplicationProvider.ApplicationChanged -= x,
() => mqttApplicationProvider.Rebuild());
Assert.Null(raisedEvent1.Arguments.Previous);
Assert.NotNull(raisedEvent1.Arguments.Current);
Assert.NotNull(mqttApplicationProvider.Current);
Assert.Collection(
raisedEvent1.Arguments.Current.TopicFilters,
topicFilter1 => Assert.Equal("test/builder_1/build_1", topicFilter1.Topic),
topicFilter2 => Assert.Equal("test/builder_2/build_1", topicFilter2.Topic));
var raisedEvent2 = Assert.Raises <ApplicationChangedEventArgs>(
x => mqttApplicationProvider.ApplicationChanged += x,
x => mqttApplicationProvider.ApplicationChanged -= x,
() => mqttApplicationProvider.Rebuild());
Assert.NotNull(raisedEvent2.Arguments.Previous);
Assert.NotNull(raisedEvent2.Arguments.Current);
Assert.Same(raisedEvent1.Arguments.Current, raisedEvent2.Arguments.Previous);
Assert.NotSame(raisedEvent2.Arguments.Previous, raisedEvent2.Arguments.Current);
Assert.Collection(
raisedEvent2.Arguments.Current.TopicFilters,
topicFilter1 => Assert.Equal("test/builder_1/build_2", topicFilter1.Topic),
topicFilter2 => Assert.Equal("test/builder_2/build_2", topicFilter2.Topic));
}
public async Task ExecuteAsync_WhenApplicationChanges_UpdatesSubscriptions()
{
var mqttApplicationProvider = MqttApplicationProviderHelper.CreateMqttApplicationProvider(2);
mqttApplicationProvider.Rebuild();
using var mqttConsumerService = CreateMqttConsumerService(
s =>
{
s.Host = "mqtt.local";
s.Port = 1884;
},
mqttApplicationProviderOverride: mqttApplicationProvider);
Assert.Collection(
mqttApplicationProvider.Current.TopicFilters,
i => Assert.Equal("test/builder_1/build_1", i.Topic),
i => Assert.Equal("test/builder_2/build_1", i.Topic));
MockManagedMqttClient
.Setup(c => c.StartAsync(MockManagedMqttClientOptions.Object))
.Returns(Task.CompletedTask)
.Verifiable();
MockManagedMqttClient
.Setup(c => c.SubscribeAsync(mqttApplicationProvider.Current.TopicFilters))
.Returns(Task.CompletedTask)
.Verifiable();
await mqttConsumerService.StartAsync(CancellationToken.None);
// MockManagedMqttClient
// .Setup(c => c.SubscribeAsync(It.Is<MqttTopicFilter[]>(
// f => f.Length == 2 &&
// f[0].Topic.Equals("test/builder_1/build_1") &&
// f[1].Topic.Equals("test/builder_2/build_1"))))
// .Returns(Task.CompletedTask)
// .Verifiable();
MockManagedMqttClient
.Setup(c => c.SubscribeAsync(It.Is <MqttTopicFilter[]>(
f => f.Length == 2 &&
f[0].Topic.Equals("test/builder_1/build_2") &&
f[1].Topic.Equals("test/builder_2/build_2"))))
.Returns(Task.CompletedTask)
.Verifiable();
var raisedEvent = Assert.Raises <ApplicationChangedEventArgs>(
x => mqttApplicationProvider.ApplicationChanged += x,
x => mqttApplicationProvider.ApplicationChanged -= x,
() => mqttApplicationProvider.Rebuild());
Assert.Collection(
raisedEvent.Arguments.Previous.TopicFilters,
f => Assert.Equal("test/builder_1/build_1", f.Topic),
f => Assert.Equal("test/builder_2/build_1", f.Topic));
Assert.Collection(
raisedEvent.Arguments.Current.TopicFilters,
f => Assert.Equal("test/builder_1/build_2", f.Topic),
f => Assert.Equal("test/builder_2/build_2", f.Topic));
MockManagedMqttClient.VerifyAll();
}
