ReceiverTests¶

Namespace: UnitTests.MqttReceiver

Unit tests for the Receiver class, verifying MQTT topic subscription functionality.

public class ReceiverTests

Constructors¶

public ReceiverTests()

Tests that the Receiver constructor throws when connection is null.

public void Constructor_WithNullConnection_ThrowsArgumentNullException()

Tests that the Receiver constructor throws when logger is null.

public void Constructor_WithNullLogger_ThrowsArgumentNullException()

Tests that the Receiver constructor throws when service provider is null.

public void Constructor_WithNullServiceProvider_ThrowsArgumentNullException()

Tests that the Receiver constructor properly initializes with valid dependencies.

public void Constructor_WithValidDependencies_InitializesSuccessfully()

Sets up test fixtures and initializes mocks before each test execution.

public void Setup()

Tests the complete subscription workflow with realistic data.

public Task SubscribeToTopics_CompleteWorkflow_WorksCorrectly()

Tests that SubscribeToTopics properly creates and disposes of service scope.

public Task SubscribeToTopics_CreatesAndDisposesServiceScope()

Tests that SubscribeToTopics disposes scope even when exception occurs.

public Task SubscribeToTopics_DisposesScope_EvenWhenExceptionOccurs()

Tests that SubscribeToTopics handles connection failures.

public Task SubscribeToTopics_WhenConnectionFails_PropagatesException()

Tests that SubscribeToTopics handles repository exceptions.

public Task SubscribeToTopics_WhenRepositoryThrows_PropagatesException()

Tests that SubscribeToTopics handles empty topic settings gracefully.

public Task SubscribeToTopics_WithEmptySettings_CompletesWithoutError()

Tests that SubscribeToTopics handles null topic settings gracefully.

public Task SubscribeToTopics_WithNullSettings_ThrowsException()

Tests that SubscribeToTopics retrieves topic settings and establishes connection.

public Task SubscribeToTopics_WithValidSettings_RetrievesSettingsAndConnects()