public void AddProductRedirectsToInvoiceCreateIfModelValid()
{
//Arange
CacheMock.SetupGet(cache => cache["Invoice"]).Returns(new Invoice {CustomerId = "8"});
var sut = new InvoiceLineController{Cache = CacheMock.Object};
//Act
var actual = sut.AddProduct(new InvoiceLine{ProductId = "1"}) as RedirectToRouteResult;
//Assert
Assert.IsNotNull(actual);
Assert.AreEqual("Create",actual.RouteValues["action"]);
Assert.AreEqual("Invoice", actual.RouteValues["controller"]);
Assert.AreEqual("8", actual.RouteValues["CustomerId"]);
}
public void AddProductAddInvoiceLineToInvoice()
{
//Arange
var expected = new InvoiceLine{ProductId = "3"};
var sut = new InvoiceLineController{Cache = CacheMock.Object};
//Act
sut.AddProduct(expected);
//Assert
Assert.IsTrue(sut.Invoice.Lines.Contains(expected));
Assert.IsNotNull(expected.Product);
Assert.AreEqual("3", expected.Product.Number);
}
public void AddProductPopulatesProductSelectItems()
{
//Arrange
var sut = new InvoiceLineController
{
Cache = CacheMock.Object
};
//Act
var actual = sut.AddProduct() as ViewResult;
//Arrange
Assert.IsNotNull(actual);
var productSelectList = actual.ViewData["Products"] as IEnumerable<SelectListItem>;
Assert.IsNotNull(productSelectList);
Assert.AreEqual(productSelectList.Single(item => item.Value == "1").Text, "1-Product1");
Assert.AreEqual(productSelectList.Single(item => item.Value == "2").Text, "2-Product2");
Assert.AreEqual(productSelectList.Single(item => item.Value == "3").Text, "3-Product3");
}
public void ProductsAreFetchedAndPutIntoCacheifNotCached()
{
//Arrange
var expectedProducts = new[]
{
new Product {Number = "1", Name = "Product1"},
new Product {Number = "2", Name = "Product2"}
};
RepositoryMock.Setup(rep => rep.GetAllProducts()).Returns(expectedProducts);
CacheMock.SetupSequence(cache => cache["Products"])
.Returns(null)
.Returns(expectedProducts);
var sut = new InvoiceLineController { Repository = RepositoryMock.Object, Cache = CacheMock.Object };
//Act
var actual1 = sut.Products;
var actual2 = sut.Products;
//Assert
RepositoryMock.Verify(rep => rep.GetAllProducts(), Times.Once());
CacheMock.VerifySet(cache => cache["Products"] = expectedProducts);
CollectionAssert.AreEqual(actual1.ToArray(), actual2.ToArray());
}
public void ProductsDoesNotContainAlreadyAddedToInvoice()
{
//Arrange
var invoice = new Invoice();
invoice.AddLine(new InvoiceLine {ProductId = "3"});
invoice.AddLine(new InvoiceLine { ProductId = "4" });
CacheMock.SetupGet(cache => cache["Invoice"]).Returns(invoice);
CacheMock.SetupGet(cache => cache["Products"]).Returns(new[]
{
new Product {Number = "2"},
new Product {Number = "3"}
});
var sut = new InvoiceLineController { Cache = CacheMock.Object};
//Act
var actual = sut.Products;
//Assert
Assert.AreEqual(1, actual.Count());
Assert.AreEqual("2", actual.First().Number);
}
public void ProductsAreNotFetchedFromRepsitoryIfCached()
{
//Arrange
var expected = new Product {Number = "7"};
CacheMock.SetupGet(state => state["Products"]).Returns(new[] {expected});
var sut = new InvoiceLineController {Repository = RepositoryMock.Object, Cache = CacheMock.Object};
//Act
var actual = sut.Products;
//Assert
RepositoryMock.Verify(rep => rep.GetAllProducts(), Times.Never());
Assert.AreEqual(1, actual.Count());
Assert.AreEqual(expected, actual.First());
}
