public async Task HandleShouldReturnFailWhenDatabaseSpecificErrorOccurs()
{
// Arrange
var id = Guid.NewGuid();
var instructionReadRepositoryMock = new Mock <IInstructionReadRepository>();
instructionReadRepositoryMock.Setup(x => x.GetAsync(id)).Throws <SomeDatabaseSpecificException>();
var instructionReadRepository = instructionReadRepositoryMock.Object;
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <InstructionModel>(It.IsAny <object>())).Returns(new InstructionModel());
var mapper = mapperMock.Object;
var query = new GetInstructionQuery(id);
var handler = new GetInstructionQueryHandler(mapper, instructionReadRepository);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().OnlyContain(x => x.Message == CustomFailures.GetInstructionFailure);
}
public async Task HandleShouldReturnOk()
{
// Arrange
var id = Guid.NewGuid();
var instructionReadRepositoryMock = new Mock <IInstructionReadRepository>();
instructionReadRepositoryMock.Setup(x => x.GetAsync(id)).Returns(Task.FromResult(new Instruction(id, "name", "description", "icon", "content", "image", "video")));
var instructionReadRepository = instructionReadRepositoryMock.Object;
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <InstructionModel>(It.IsAny <object>())).Returns(new InstructionModel());
var mapper = mapperMock.Object;
var query = new GetInstructionQuery(id);
var handler = new GetInstructionQueryHandler(mapper, instructionReadRepository);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeFalse();
result.Should().BeOfType(typeof(Result <InstructionModel>));
}
public async Task HandleShouldReturnFailWhenNotFound()
{
// Arrange
var id = Guid.NewGuid();
var instructionReadRepositoryMock = new Mock <IInstructionReadRepository>();
instructionReadRepositoryMock.Setup(x => x.GetAsync(id)).Throws <EntityNotFoundDbException>();
var instructionReadRepository = instructionReadRepositoryMock.Object;
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <InstructionModel>(It.IsAny <object>())).Returns(new InstructionModel());
var mapper = mapperMock.Object;
var query = new GetInstructionQuery(id);
var handler = new GetInstructionQueryHandler(mapper, instructionReadRepository);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().OnlyContain(x => x.Code == HandlerFaultCode.NotFound.Name);
}
public void ShouldContainNoErrors()
{
// Arrange
var query = new GetInstructionQuery(id: Guid.NewGuid());
// Act
var validationResult = _validator.Validate(query);
var exists = validationResult.Errors.Count > 0;
// Assert
exists.Should().BeFalse();
}
public void ShouldHaveInstructionNotFoundCustomFailureWhenIdIsGuidEmpty()
{
// Arrange
var query = new GetInstructionQuery(id: Guid.Empty);
// Act
var validationResult = _validator.Validate(query);
var exists =
validationResult.Errors.Any(
a => a.PropertyName.Equals("Id") && a.ErrorMessage.Contains(CustomFailures.InstructionNotFound));
// Assert
exists.Should().BeTrue();
}
