这是我第一次试着写一个测试。我使用Dartz软件包,我不知道如何获得测试结果的一个部分。错误是:
预期: Right:实际:‘>
存储库中的功能:
abstract class NumberTriviaRepository {
Future<Either<Failure, NumberTrivia>> getConcreteNumberTrivia(int number);
Future<Either<Failure, NumberTrivia>> getRandomNumberTrivia();
}在使用中的作用:
class GetConcreteNumberTrivia {
final NumberTriviaRepository numberTriviaRepository;
GetConcreteNumberTrivia(this.numberTriviaRepository);
Future<Either<Failure, NumberTrivia>> execute({
required int number,
}) async {
return await numberTriviaRepository.getConcreteNumberTrivia(number);
}
}而考试班:
import 'package:dartz/dartz.dart';
import 'package:mockito/annotations.dart';
import 'package:mockito/mockito.dart';
import 'package:number_trivia/features/number_trivia/domain/entities/number_trivia.dart';
import 'package:number_trivia/features/number_trivia/domain/repositories/number_trivia_repository.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:number_trivia/features/number_trivia/domain/usecases/get_concrete_number_trivia.dart';
import 'get_concrete_number_trivia_test.mocks.dart';
@GenerateMocks([NumberTriviaRepository])
void main() {
late GetConcreteNumberTrivia usecase;
late MockNumberTriviaRepository mockNumberTriviaRepository;
setUp(() {
mockNumberTriviaRepository = MockNumberTriviaRepository();
usecase = GetConcreteNumberTrivia(mockNumberTriviaRepository);
});
final tNumber = 1;
final tNumberTrivia = NumberTrivia(text: 'test', number: tNumber);
test('should get trivia for the number from the repository', () async {
// arrange
when(mockNumberTriviaRepository.getConcreteNumberTrivia(tNumber))
.thenAnswer((_) async => Right(tNumberTrivia));
// act
final result = usecase.execute(number: tNumber);
// assets
expect(result, Right(tNumberTrivia));
verify(mockNumberTriviaRepository.getConcreteNumberTrivia(tNumber));
verifyNoMoreInteractions(mockNumberTriviaRepository);
});
}发布于 2022-06-04 08:19:12
问题的出现是因为usecase.execute(number: tNumber);重新调整了未来,在它之前使用await。
// act
final result = await usecase.execute(number: tNumber);https://stackoverflow.com/questions/72498052
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