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 Cannot_Retrieve_Image_Data_For_Invalid_ID()
{
// 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"},
new Tour {TourID = 2, Name = "P2"}
}.AsQueryable());
// Arrange - create the controller
TourController target = new TourController(mock.Object);
// Act - call the GetImage action method
ActionResult result = target.GetImage(100);
// Assert
Assert.IsNull(result);
}