public void CanAddTransactionWhenNoItemsSelectedTest()
{
//Arrange
var itemA = new Item { Name = "apple" };
var itemB = new Item { Name = "orange" };
_target.Items = new ObservableSet<Item> { itemA, itemB };
//Assert
Assert.IsFalse(_target.AddTransaction.CanExecute(null));
}
public void CanAddTransactionTest()
{
//Arrange
var itemA = new Item { Name = 'a', Selected = true };
var itemB = new Item { Name = 'b' };
_target.Items = new ObservableSet<Item> { itemA, itemB };
//Assert
Assert.IsTrue(_target.AddTransaction.CanExecute(null));
}
public void AddTransactionTest()
{
//Arrange
var itemA = new Item { Name = "apple" };
var itemB = new Item { Name = "orange" };
var itemC = new Item { Name = "pear", Selected = true };
_target.Items = new ObservableSet<Item> { itemA, itemB, itemC };
//Act
_target.AddTransaction.Execute(null);
//Assert
Assert.AreEqual(1, _target.Transactions.Count);
Assert.AreEqual("ac", _target.Transactions[0]);
}
public void RemoveItemTest()
{
//Arrange
var itemA = new Item { Name = "apple" };
var itemB = new Item { Name = "orange" };
_target.Items = new ObservableSet<Item> { itemA, itemB };
//Act
_target.SelectedItem = itemA;
_target.RemoveItem.Execute(null);
//Assert
Assert.AreEqual(1, _target.Items.Count);
Assert.AreEqual(itemB.Name, _target.Items[0].Name);
}
public void RemoveItemInTransactionTest()
{
//Arrange
var itemA = new Item { Name = "apple" };
var itemB = new Item { Name = "orange" };
_target.Items = new ObservableSet<Item> { itemA, itemB };
string transaction = itemA.Name + "" + itemB.Name;
_target.Transactions = new ObservableCollection<string> { transaction };
//Act
_target.SelectedItem = itemA;
_target.RemoveItem.Execute(null);
//Assert
Assert.AreEqual(2, _target.Items.Count);
Assert.AreNotEqual(string.Empty, _target.Error);
}
