public async Task MutantService_IsMutantAsync_ValidDnaAlreadySaved_Succeeds()
{
//Arrange
Mock <MutantService> serviceMock = GetMutantServiceMock();
MutantService service = serviceMock.Object;
Human human = new Human()
{
Dna = new string[] { "AAA", "CCC", "TTT" }
};
Dna savedDna = new Dna()
{
Id = Guid.NewGuid(),
ChainString = "AAA,CCC,TTT",
IsMutant = true
};
serviceMock.Setup(x => x.IsDnaValid(It.IsAny <string[]>())).Returns(true).Verifiable();
_memoryCacheServiceMock.Setup(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >())).ReturnsAsync(savedDna).Verifiable();
serviceMock.Setup(x => x.VerifyIsMutant(It.IsAny <string[]>())).Returns(true).Verifiable();
//Action
bool result = await service.IsMutantAsync(human);
//Asserts
Assert.IsTrue(result);
serviceMock.Verify(x => x.IsDnaValid(It.IsAny <string[]>()), Times.Once);
_memoryCacheServiceMock.Verify(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >()), Times.Once);
serviceMock.Verify(x => x.VerifyIsMutant(It.IsAny <string[]>()), Times.Never);
}
public async Task MutantService_IsMutantAsync_ValidDnaNonSaved_Succeeds()
{
//Arrange
Mock <MutantService> serviceMock = GetMutantServiceMock();
MutantService service = serviceMock.Object;
Human human = new Human()
{
Dna = new string[] { "AAA", "CCC", "TTT" }
};
serviceMock.Setup(x => x.IsDnaValid(It.IsAny <string[]>())).Returns(true).Verifiable();
_memoryCacheServiceMock.Setup(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >())).ReturnsAsync((Dna)null).Verifiable();
serviceMock.Setup(x => x.VerifyIsMutant(It.IsAny <string[]>())).Returns(true).Verifiable();
_dnaServiceMock.Setup(x => x.SaveAsync(It.IsAny <ICollection <Dna> >())).Verifiable();
//Action
bool result = await service.IsMutantAsync(human);
//Asserts
Assert.IsTrue(result);
serviceMock.Verify(x => x.IsDnaValid(It.IsAny <string[]>()), Times.Once);
_memoryCacheServiceMock.Verify(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >()), Times.Once);
serviceMock.Verify(x => x.VerifyIsMutant(It.IsAny <string[]>()), Times.Once);
_dnaServiceMock.Verify(x => x.SaveAsync(It.IsAny <ICollection <Dna> >()), Times.Once);
}
public void MutantService_IsMutantAsync_ParameterHumanInNull_Fails()
{
//Arrange
MutantService service = GetMutantService();
//Action && Asserts
Assert.ThrowsExceptionAsync <ArgumentNullException>(() => service.IsMutantAsync(null));
}
public void MutantService_IsMutantAsync_IsDnaValidThrowsException_Fails()
{
//Arrange
Mock <MutantService> serviceMock = GetMutantServiceMock();
MutantService service = serviceMock.Object;
serviceMock.Setup(x => x.IsDnaValid(It.IsAny <string[]>())).Throws <DnaInvalidException>().Verifiable();
//Action && Asserts
Assert.ThrowsExceptionAsync <DnaInvalidException>(() => service.IsMutantAsync(new Human()));
serviceMock.Verify(x => x.IsDnaValid(It.IsAny <string[]>()), Times.Once);
}
public async Task MutantService_IsMutantAsync_InvalidDna_Succeeds()
{
//Arrange
Mock <MutantService> serviceMock = GetMutantServiceMock();
MutantService service = serviceMock.Object;
serviceMock.Setup(x => x.IsDnaValid(It.IsAny <string[]>())).Returns(false).Verifiable();
_memoryCacheServiceMock.Setup(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >())).ReturnsAsync(new Dna()).Verifiable();
//Action
bool result = await service.IsMutantAsync(new Human());
//Asserts
Assert.IsFalse(result);
serviceMock.Verify(x => x.IsDnaValid(It.IsAny <string[]>()), Times.Once);
_memoryCacheServiceMock.Verify(x => x.GetAsync(It.IsAny <string>(), It.IsAny <Func <Task <Dna> > >()), Times.Never);
}
