public void Can_Retrieve_Image_Data()
{
// Arrange - create a Tour with image data
Tour tour = new Tour
{
TourID = 2,
Name = "Test",
ImageData = new byte[] { },
ImageMimeType = "image/png"
};
// Arrange - create the mock repository
Mock<ITourRepository> mock = new Mock<ITourRepository>();
mock.Setup(m => m.Tours).Returns(new Tour[] {
new Tour {TourID = 1, Name = "P1"},
tour,
new Tour {TourID = 3, Name = "P3"}
}.AsQueryable());
// Arrange - create the controller
TourController target = new TourController(mock.Object);
// Act - call the GetImage action method
ActionResult result = target.GetImage(2);
// Assert
Assert.IsNotNull(result);
Assert.IsInstanceOfType(result, typeof(FileResult));
Assert.AreEqual(tour.ImageMimeType, ((FileResult)result).ContentType);
}
public void AddItem(Tour tour, int quantity)
{
CartLine line = lineCollection
.Where(t => t.Tour.TourID == tour.TourID)
.FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartLine
{
Tour = tour,
Quantity = quantity
});
}
else
{
line.Quantity += quantity;
}
}
public void Can_Add_New_Lines()
{
// Arrange - create some test products
Tour p1 = new Tour { TourID = 1, Name = "P1" };
Tour p2 = new Tour { TourID = 2, Name = "P2" };
// Arrange - create a new cart
Cart target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
CartLine[] results = target.Lines.ToArray();
// Assert
Assert.AreEqual(results.Length, 2);
Assert.AreEqual(results[0].Tour, p1);
Assert.AreEqual(results[1].Tour, p2);
}
public void Can_Add_Quantity_For_Existing_Lines()
{
// Arrange - create some test products
Tour p1 = new Tour { TourID = 1, Name = "P1" };
Tour p2 = new Tour { TourID = 2, Name = "P2" };
// Arrange - create a new cart
Cart target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
target.AddItem(p1, 10);
CartLine[] results = target.Lines.OrderBy(c => c.Tour.TourID).ToArray();
// Assert
Assert.AreEqual(results.Length, 2);
Assert.AreEqual(results[0].Quantity, 11);
Assert.AreEqual(results[1].Quantity, 1);
}
public ActionResult Edit(Tour tour, HttpPostedFileBase image = null)
{
if (ModelState.IsValid)
{
if (image != null)
{
tour.ImageMimeType = image.ContentType;
tour.ImageData = new byte[image.ContentLength];
image.InputStream.Read(tour.ImageData, 0, image.ContentLength);
}
repository.SaveTour(tour);
TempData["message"] = string.Format("{0} has been saved", tour.Name);
return RedirectToAction("Index");
}
else
{
// there is something wrong with the data values
return View(tour);
}
}
public void SaveTour(Tour tour)
{
if (tour.TourID == 0)
{
context.Tours.Add(tour);
}
else
{
Tour dbEntry = context.Tours.Find(tour.TourID);
if (dbEntry != null)
{
dbEntry.Name = tour.Name;
dbEntry.Description = tour.Description;
dbEntry.Price = tour.Price;
dbEntry.Category = tour.Category;
dbEntry.ImageData = tour.ImageData;
dbEntry.ImageMimeType = tour.ImageMimeType;
}
}
context.SaveChanges();
}
public void Can_Remove_Line()
{
// Arrange - create some test products
Tour p1 = new Tour { TourID = 1, Name = "P1" };
Tour p2 = new Tour { TourID = 2, Name = "P2" };
Tour p3 = new Tour { TourID = 3, Name = "P3" };
// Arrange - create a new cart
Cart target = new Cart();
// Arrange - add some products to the cart
target.AddItem(p1, 1);
target.AddItem(p2, 3);
target.AddItem(p3, 5);
target.AddItem(p2, 1);
// Act
target.RemoveLine(p2);
// Assert
Assert.AreEqual(target.Lines.Where(c => c.Tour == p2).Count(), 0);
Assert.AreEqual(target.Lines.Count(), 2);
}
public void RemoveLine(Tour tour)
{
lineCollection.RemoveAll(l => l.Tour.TourID == tour.TourID);
}
public void Can_Save_Valid_Changes()
{
// Arrange - create mock repository
Mock<ITourRepository> mock = new Mock<ITourRepository>();
// Arrange - create the controller
AdminController target = new AdminController(mock.Object);
// Arrange - create a tour
Tour tour = new Tour { Name = "Test" };
// Act - try to save the tour
ActionResult result = target.Edit(tour);
// Assert - check that the repository was called
mock.Verify(m => m.SaveTour(tour));
// Assert - check the method result type
Assert.IsNotInstanceOfType(result, typeof(ViewResult));
}
public void Can_Delete_Valid_Tours()
{
// Arrange - create a Tour
Tour tour = new Tour { TourID = 2, Name = "Test" };
// Arrange - create the mock repository
Mock<ITourRepository> mock = new Mock<ITourRepository>();
mock.Setup(m => m.Tours).Returns(new Tour[] {
new Tour {TourID = 1, Name = "P1"},
tour,
new Tour {TourID = 3, Name = "P3"},
});
// Arrange - create the controller
AdminController target = new AdminController(mock.Object);
// Act - delete the touruct
target.Delete(tour.TourID);
// Assert - ensure that the repository delete method was
// called with the correct Tour
mock.Verify(m => m.DeleteTour(tour.TourID));
}
public void Cannot_Save_Invalid_Changes()
{
// Arrange - create mock repository
Mock<ITourRepository> mock = new Mock<ITourRepository>();
// Arrange - create the controller
AdminController target = new AdminController(mock.Object);
// Arrange - create a tour
Tour tour = new Tour { Name = "Test" };
// Arrange - add an error to the model state
target.ModelState.AddModelError("error", "error");
// Act - try to save the tour
ActionResult result = target.Edit(tour);
// Assert - check that the repository was not called
mock.Verify(m => m.SaveTour(It.IsAny<Tour>()), Times.Never());
// Assert - check the method result type
Assert.IsInstanceOfType(result, typeof(ViewResult));
}
public void Calculate_Cart_Total()
{
// Arrange - create some test products
Tour p1 = new Tour { TourID = 1, Name = "P1", Price = 100M };
Tour p2 = new Tour { TourID = 2, Name = "P2", Price = 50M };
// Arrange - create a new cart
Cart target = new Cart();
// Act
target.AddItem(p1, 1);
target.AddItem(p2, 1);
target.AddItem(p1, 3);
decimal result = target.ComputeTotalValue();
// Assert
Assert.AreEqual(result, 450M);
}
public void Can_Clear_Contents()
{
// Arrange - create some test products
Tour p1 = new Tour { TourID = 1, Name = "P1", Price = 100M };
Tour p2 = new Tour { TourID = 2, Name = "P2", Price = 50M };
// Arrange - create a new cart
Cart target = new Cart();
// Arrange - add some items
target.AddItem(p1, 1);
target.AddItem(p2, 1);
// Act - reset the cart
target.Clear();
// Assert
Assert.AreEqual(target.Lines.Count(), 0);
}
