public void DeleteAsync_SurveyHasNoAnswers_DeletesSurvey()
{
var survey = new Survey()
{
Id = Guid.NewGuid()
};
var dbMock = new Mock <IApplicationDBContext>();
var surveyDataMock = new Mock <DbSet <Survey> >().SetupData(new List <Survey>()
{
survey
});
dbMock.SetupGet(d => d.Surveys).Returns(surveyDataMock.Object);
var answerDataMock = new Mock <DbSet <Answer> >().SetupData();
dbMock.SetupGet(d => d.Answers).Returns(answerDataMock.Object);
var subject = new SurveyService(dbMock.Object);
subject.DeleteAsync(survey).Wait();
surveyDataMock.Verify(d => d.Remove(survey));
dbMock.Verify(d => d.SaveChangesAsync());
}
public void DeleteAsync_SurveyIsNull_ThrowsException()
{
var dbMock = new Mock <IApplicationDBContext>();
var subject = new SurveyService(dbMock.Object);
var ex = Helpers.Catch <ArgumentNullException>(() =>
{
subject.DeleteAsync(null).Wait();
});
Assert.AreEqual("survey", ex.ParamName);
}
public void DeleteAsync_SurveyHasAnswers_DeletesAnswersAndSurvey()
{
var survey = new Survey()
{
Id = Guid.NewGuid()
};
var answer1 = new Answer()
{
SurveyId = survey.Id
};
var answer2 = new Answer()
{
SurveyId = survey.Id
};
var answers = new List <Answer>()
{
answer1,
answer2,
new Answer()
{
SurveyId = Guid.NewGuid()
}
};
var dbMock = new Mock <IApplicationDBContext>();
var surveyDataMock = new Mock <DbSet <Survey> >().SetupData(new List <Survey>()
{
survey
});
dbMock.SetupGet(d => d.Surveys).Returns(surveyDataMock.Object);
var answerDataMock = new Mock <DbSet <Answer> >().SetupData(answers);
dbMock.SetupGet(d => d.Answers).Returns(answerDataMock.Object);
var subject = new SurveyService(dbMock.Object);
subject.DeleteAsync(survey).Wait();
surveyDataMock.Verify(d => d.Remove(survey));
answerDataMock.Verify(d => d.Remove(answer1));
answerDataMock.Verify(d => d.Remove(answer2));
answerDataMock.Verify(d => d.Remove(It.IsAny <Answer>()), Times.Exactly(2));
dbMock.Verify(d => d.SaveChangesAsync());
}
