public void Delete_GivenItemIdDoesNotExist_ShouldThrow()
{
//---------------Set up test pack-------------------
var context = Substitute.For<ILendingLibraryContext>();
var repo = new ItemRepository(context);
SetContextWithDtos(context, new List<ItemDto>());
const string expectedMessage = "Item has already been removed";
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var result = Assert.Throws<ApplicationException>(() => repo.Delete(9));
//---------------Test Result -----------------------
Assert.AreEqual(expectedMessage, result.Message);
}
public void Delete_GivenItemId_ShouldDeleteThatItem()
{
//---------------Set up test pack-------------------
var items = SetUpItemDataContext();
var context = Substitute.For<ILendingLibraryContext>();
SetContextWithDtos(context, items);
var repo = new ItemRepository(context);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
//---------------Test Result -----------------------
Assert.IsTrue(repo.GetItemList().Contains(items[1]));
repo.Delete(items[1].Id);
var newItem = context.Items.FirstOrDefault(x => x.Id != items[1].Id);
Assert.IsNotNull(newItem);
}
