public async Task Create_WhenInvoiceAlreadyExists_DoesNotCreate()
{
//Arrange
_repository
.Setup(c => c.GetByIdentifier("INV-001"))
.ReturnsAsync(new Invoice {
Identifier = "INV-001"
});
var sut = new CreateInvoiceValidator(_repository.Object);
var request = new CreateInvoiceRequest
{
Identifier = "INV-001",
Amount = 150.05m,
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
var result = await sut.ValidateAsync(request);
//Assert
result.IsValid.Should().BeFalse();
result.Errors.Should()
.Contain(c =>
c.ErrorMessage ==
"The invoice cannot be created because another invoice with the same Identifier already exists.");
}
public async Task Create_UsesRepositoryCreate()
{
//Arrange
var request = new CreateInvoiceRequest
{
Identifier = "INV-001",
Amount = 150.05m,
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
await _sut.Handle(request);
//Assert
_repository.Verify(c => c.Create(It.IsAny <Invoice>()), Times.Once);
}
public async Task Create_WithUserType_ShouldNotCreatesAnInvoice()
{
//Arrange
var request = new CreateInvoiceRequest
{
Identifier = "INV-001",
Amount = 150.05m,
User = TestsHelpers.CreateUser("1", Roles.User)
};
//Act
var result = await _sut.Authorize(request);
//Assert
result.Should().BeFalse();
}
public async Task Create_WithAdminType_CreatesAnInvoice()
{
//Arrange
var request = new CreateInvoiceRequest
{
Identifier = "INV-001",
Amount = 150.05m,
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
var result = await _sut.Handle(request);
//Assert
result.ShouldBeSuccess();
result.result.Should().NotBeNull();
}
public async Task Update_UsesRepositoryUpdate()
{
//Arrange
var request = new UpdateInvoiceRequest
{
InvoiceId = 1,
Identifier = "INV-001-A",
Amount = 160.05m,
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
await _sut.Handle(request);
//Assert
_repository.Verify(c => c.Update(), Times.Once);
}
public async Task Update_WhenTheInvoiceDoesNotExists_ShouldNotUpdate()
{
//Arrange
var request = new UpdateInvoiceRequest
{
InvoiceId = 2,
Identifier = "INV-02",
User = TestsHelpers.CreateUser("2", Roles.Admin)
};
var sut = new UpdateInvoiceValidator(_repository.Object);
//Act
var result = await sut.ValidateAsync(request);
//Assert
result.IsValid.Should().BeFalse();
result.Errors.Should().Contain(c => c.ErrorCode == Result.NotPresent.StatusCode);
}
public async Task Update_WhenUpdatingUserIsNotTheCreator_ShouldNotUpdate()
{
//Arrange
var request = new UpdateInvoiceRequest
{
InvoiceId = 1,
Identifier = "INV-001-A",
Amount = 160.05m,
User = TestsHelpers.CreateUser("2", Roles.Admin)
};
var sut = new UpdateInvoiceAuthorization(_repository.Object);
//Act
var result = await sut.Authorize(request);
//Assert
result.Should().BeFalse();
}
public UpdateInvoiceTests()
{
_repository = new Mock <IInvoicesRepository>();
_repository.Setup(c => c.Get(1))
.ReturnsAsync(new Invoice
{
InvoiceId = 1,
Identifier = "INV-001",
Amount = 150.05m,
UpdatedBy = TestsHelpers.CreateUser("1", Roles.Admin).GetIdentity()
});
_repository.Setup(c => c.GetByIdentifier("INV-002"))
.ReturnsAsync(new Invoice
{
InvoiceId = 2,
Identifier = "INV-002"
});
_sut = new UpdateInvoiceHandler(_repository.Object);
}
public void Update_WhenIdentifierIsUsedByADifferentInvoice_ShouldNotUpdate()
{
//Arrange
var sut = new UpdateInvoiceValidator(_repository.Object);
var request = new UpdateInvoiceRequest
{
InvoiceId = 1,
Identifier = "INV-002",
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
var result = sut.Validate(request);
//Assert
result.IsValid.Should().BeFalse();
result.Errors.Should().Contain(c => c.ErrorMessage == "The invoice cannot be updated " +
"because another invoice with the new identifier already exists.");
}
public async Task Create_ReturnsInvoice()
{
//Arrange
var request = new CreateInvoiceRequest
{
Identifier = "INV-001",
Amount = 150.05m,
User = TestsHelpers.CreateUser("1", Roles.Admin)
};
//Act
var result = await _sut.Handle(request);
//Assert
var invoice = result.invoice;
result.ShouldBeSuccess();
invoice.UpdatedBy.Should().Be("1");
invoice.Amount.Should().Be(request.Amount);
invoice.Identifier.Should().Be(request.Identifier);
}