public void ShouldDeclineUnderAgeApplicant()
{
//Arrange
var fakeService = new Mock<ICreditCardScoringService>();
var sut = new CreditCardApplicationScorer(fakeService.Object);
var application = new CreditCardApplication()
{
ApplicantAgeInYears = 20
};
//Act
var result = sut.ScoreApplication(application);
//Assert
Assert.IsFalse(result);
}
public void ShouldAskScoringServiceForCreditCheck()
{
//Arrange
var fakeService = new Mock<ICreditCardScoringService>();
var sut = new CreditCardApplicationScorer(fakeService.Object);
var application = new CreditCardApplication()
{
ApplicantAgeInYears = 22,
ApplicantFullName = @"Brendan"
};
//Act
sut.ScoreApplication(application);
//Assert
fakeService.Verify(x => x.HasGoodCreditHistory(@"Brendan"), Times.Once);
}
public void ShouldDeclineCorrectAgedApplicantWithPoorCreditHistory()
{
//Arrange
var fakeService = new Mock<ICreditCardScoringService>();
fakeService.Setup(x => x.HasGoodCreditHistory(It.IsAny<string>())).Returns(false);
var sut = new CreditCardApplicationScorer(fakeService.Object);
var application = new CreditCardApplication()
{
ApplicantAgeInYears = 22,
ApplicantFullName = @"Brendan"
};
//Act
var result = sut.ScoreApplication(application);
//Assert
Assert.IsFalse(result);
}
public bool ScoreApplication(CreditCardApplication application)
{
if (application.ApplicantAgeInYears <= 21) return false;
return _scoringService.HasGoodCreditHistory(application.ApplicantFullName);
}