public async void Publish_Answer_Fail_When_Question_Not_Exists()
{
_questionsRepository.Setup(r => r.QuestionExists(1)).Returns(Task.FromResult(false));
var command = new PublishAnswerCommand {
QuestionId = 1, UserId = 1, Answer = "answer"
};
var commandHandler = new Application.Answers.Commands.PublishAnswerCommandHandler(
_questionsRepository.Object,
_answersRepository.Object,
_questionsFollowingRepository.Object,
_unitOfWork.Object);
var result = await commandHandler.Handle(command, CancellationToken.None);
Assert.Equal("Question does not exist.", result.Message);
}
public async void Publish_Answer_Success_When_Question_Exists_And_Has_No_Followers()
{
_questionsRepository.Setup(r => r.QuestionExists(1)).Returns(Task.FromResult(true));
_answersRepository.Setup(x => x.AddAsync(It.IsAny <Answer>())).Returns(Task.CompletedTask);
_questionsFollowingRepository.Setup(x => x.QuestionsHasFollowers(1)).Returns(Task.FromResult(false));
_unitOfWork.Setup(x => x.SaveChangesAsync(It.IsAny <CancellationToken>())).Returns(Task.FromResult(1));
var command = new PublishAnswerCommand {
QuestionId = 1, UserId = 1, Answer = "answer"
};
var commandHandler = new Application.Answers.Commands.PublishAnswerCommandHandler(
_questionsRepository.Object,
_answersRepository.Object,
_questionsFollowingRepository.Object,
_unitOfWork.Object);
var result = await commandHandler.Handle(command, CancellationToken.None);
Assert.Equal("Answer published successfully", result.Message);
Assert.False(result.HasFollowers);
}