public async Task RequestDelegate_WhenUseReturnsTrue_ProcessesMqttMessage(
MqttApplicationBuilder mqttApplicationBuilder
)
{
var mqttRequestContext = new TestMqttRequestContext
{
Topic = "test/topic"
};
mqttApplicationBuilder.Use(MqttRequestDelegateHelper.HandlesRequest());
var mqttApplication = mqttApplicationBuilder.Build();
var result = await mqttApplication.RequestDelegate.Invoke(mqttRequestContext);
Assert.True(result);
}
public async Task RequestDelegate_WithMultipleMappedHandlers_BehavesAsExpected(
MqttApplicationBuilder mqttApplicationBuilder
)
{
var mqttRequestContext1 = new TestMqttRequestContext {
Topic = "test/1"
};
var mqttRequestContext2 = new TestMqttRequestContext {
Topic = "test/2"
};
var mqttRequestContext3 = new TestMqttRequestContext {
Topic = "test/3"
};
var mqttRequestContext4 = new TestMqttRequestContext {
Topic = "test/4"
};
mqttApplicationBuilder.Map("test/1", MqttRequestDelegateHelper.Throws(new Exception("1")));
mqttApplicationBuilder.Map("test/2", MqttRequestDelegateHelper.Throws(new Exception("2")));
mqttApplicationBuilder.Map("test/3", MqttRequestDelegateHelper.Throws(new Exception("3")));
mqttApplicationBuilder.Use(MqttRequestDelegateHelper.HandlesRequest());
var mqttApplication = mqttApplicationBuilder.Build();
Assert.Collection(
mqttApplication.TopicFilters,
f1 => Assert.Equal("test/1", f1.Topic),
f2 => Assert.Equal("test/2", f2.Topic),
f3 => Assert.Equal("test/3", f3.Topic),
f4 => Assert.Equal("#", f4.Topic));
var exception1 = await Assert.ThrowsAsync <Exception>(() => mqttApplication.RequestDelegate.Invoke(mqttRequestContext1));
var exception2 = await Assert.ThrowsAsync <Exception>(() => mqttApplication.RequestDelegate.Invoke(mqttRequestContext2));
var exception3 = await Assert.ThrowsAsync <Exception>(() => mqttApplication.RequestDelegate.Invoke(mqttRequestContext3));
var result4 = await mqttApplication.RequestDelegate.Invoke(mqttRequestContext4);
Assert.Equal("1", exception1.Message);
Assert.Equal("2", exception2.Message);
Assert.Equal("3", exception3.Message);
Assert.True(result4);
}
public void TopicFilters_WithMultipleMappedHandlersAndADefaultMapping_ContainsExpectedFilters(
MqttApplicationBuilder mqttApplicationBuilder
)
{
mqttApplicationBuilder.Map("test/1", MqttRequestDelegateHelper.Throws(new Exception("1")));
mqttApplicationBuilder.Map("test/2", MqttRequestDelegateHelper.Throws(new Exception("2")));
mqttApplicationBuilder.Map("test/3", MqttRequestDelegateHelper.Throws(new Exception("3")));
mqttApplicationBuilder.Use(MqttRequestDelegateHelper.HandlesRequest());
var mqttApplication = mqttApplicationBuilder.Build();
Assert.Collection(
mqttApplication.TopicFilters,
f1 => Assert.Equal("test/1", f1.Topic),
f2 => Assert.Equal("test/2", f2.Topic),
f3 => Assert.Equal("test/3", f3.Topic),
f4 => Assert.Equal("#", f4.Topic));
}