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test: add HtEmailRepository tests
- Implemented unit tests - Covers success and error cases - Uses mocktail for mocking
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‎test/src/ht_email_repository_test.dart

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// test/src/ht_email_repository_test.dart
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import 'package:ht_email_client/ht_email_client.dart';
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import 'package:ht_email_repository/ht_email_repository.dart';
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import 'package:ht_shared/ht_shared.dart'; // For HtHttpException and subtypes
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import 'package:mocktail/mocktail.dart';
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import 'package:test/test.dart';
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// Mock for the HtEmailClient dependency
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class MockHtEmailClient extends Mock implements HtEmailClient {}
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void main() {
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group('HtEmailRepository', () {
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late HtEmailClient mockEmailClient;
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late HtEmailRepository emailRepository;
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const testEmail = '[email protected]';
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const testOtpCode = '123456';
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setUp(() {
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mockEmailClient = MockHtEmailClient();
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emailRepository = HtEmailRepository(emailClient: mockEmailClient);
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// Register fallback values for any() matchers if needed,
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// especially for parameters with default values or complex types.
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// Example: registerFallbackValue(Uri.parse('http://example.com'));
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});
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// Teardown can be used to reset mocks after each test if necessary
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// tearDown(() {
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// reset(mockEmailClient);
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// });
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test('can be instantiated', () {
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expect(HtEmailRepository(emailClient: MockHtEmailClient()), isNotNull);
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});
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group('sendOtpEmail', () {
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test('calls sendOtpEmail on client successfully', () async {
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// Arrange
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when(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: any(named: 'recipientEmail'),
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otpCode: any(named: 'otpCode'),
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),
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).thenAnswer((_) async {}); // Simulate successful void return
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// Act
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await emailRepository.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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);
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// Assert
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verify(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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).called(1);
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// Verify no other methods were called on the mock
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verifyNoMoreInteractions(mockEmailClient);
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});
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test('propagates NetworkException from client', () async {
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// Arrange
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final exception = NetworkException();
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when(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: any(named: 'recipientEmail'),
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otpCode: any(named: 'otpCode'),
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),
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).thenThrow(exception); // Simulate client throwing the exception
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// Act & Assert
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expect(
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() => emailRepository.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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throwsA(exception), // Expect the exact exception to be propagated
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);
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// Verify the client method was called
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verify(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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).called(1);
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verifyNoMoreInteractions(mockEmailClient);
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});
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test('propagates InvalidInputException from client', () async {
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// Arrange
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final exception = InvalidInputException('Invalid email format');
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when(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: any(named: 'recipientEmail'),
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otpCode: any(named: 'otpCode'),
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),
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).thenThrow(exception);
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// Act & Assert
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expect(
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() => emailRepository.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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throwsA(exception),
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);
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// Verify
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verify(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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).called(1);
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verifyNoMoreInteractions(mockEmailClient);
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});
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test('propagates ServerException from client', () async {
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// Arrange
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final exception = ServerException('Email service unavailable');
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when(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: any(named: 'recipientEmail'),
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otpCode: any(named: 'otpCode'),
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),
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).thenThrow(exception);
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// Act & Assert
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expect(
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() => emailRepository.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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throwsA(exception),
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);
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// Verify
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verify(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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).called(1);
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verifyNoMoreInteractions(mockEmailClient);
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});
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test('propagates OperationFailedException from client', () async {
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// Arrange
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final exception = OperationFailedException('Unknown sending error');
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when(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: any(named: 'recipientEmail'),
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otpCode: any(named: 'otpCode'),
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),
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).thenThrow(exception);
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// Act & Assert
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expect(
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() => emailRepository.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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throwsA(exception),
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);
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// Verify
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verify(
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() => mockEmailClient.sendOtpEmail(
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recipientEmail: testEmail,
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otpCode: testOtpCode,
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),
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).called(1);
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verifyNoMoreInteractions(mockEmailClient);
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});
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}); // End group 'sendOtpEmail'
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}); // End group 'HtEmailRepository'
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} // End main

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