public void CalculateNew_Div_ShouldReturnNewItem()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 21, MyNumberOperators.ADD, 2, 0);
MyNumberItem right = new MyNumberItem(null, null, 3, 7, MyNumberOperators.ADD, 28, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.DIVIDE, 14);
Assert.AreEqual(3, newItem.currentValue);
}
public void CalculateNew_Add_ShouldReturnNewItem()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 10, MyNumberOperators.ADD, 2, 0);
MyNumberItem right = new MyNumberItem(null, null, 1, 19, MyNumberOperators.ADD, 4, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.ADD, 2);
Assert.AreEqual(29, newItem.currentValue);
Assert.AreEqual(2, newItem.numbersUsed);
Assert.AreEqual(2, newItem.startIndex);
Assert.AreEqual(6, newItem.mask);
}
public void CalculateNew_SubResultLessThan1_ShouldReturnNull()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 1, MyNumberOperators.ADD, 2, 0);
MyNumberItem right = new MyNumberItem(null, null, 3, 7, MyNumberOperators.ADD, 28, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.SUB, 14);
Assert.IsNull(newItem);
left = new MyNumberItem(null, null, 1, 7, MyNumberOperators.ADD, 2, 0);
newItem = left.CalculateNew(right, MyNumberOperators.SUB, 14);
Assert.IsNull(newItem);
}
public void CalculateNew_DivNotDividable_ShouldReturnNull()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 5, MyNumberOperators.ADD, 2, 0);
MyNumberItem right = new MyNumberItem(null, null, 3, 7, MyNumberOperators.ADD, 28, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.DIVIDE, 14);
Assert.IsNull(newItem);
left = new MyNumberItem(null, null, 1, 13, MyNumberOperators.ADD, 2, 0);
newItem = left.CalculateNew(right, MyNumberOperators.DIVIDE, 14);
Assert.IsNull(newItem);
}
public void CalculateNew_Mul_ShouldReturnNewItem()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 5, MyNumberOperators.ADD, 2, 0);
MyNumberItem right = new MyNumberItem(null, null, 3, 7, MyNumberOperators.ADD, 28, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.MULTIPLY, 14);
Assert.AreEqual(35, newItem.currentValue);
Assert.AreEqual(4, newItem.numbersUsed);
Assert.AreEqual(14, newItem.startIndex);
Assert.AreEqual(30, newItem.mask);
}
public void CalculateNew_Sub_ShouldReturnNewItem()
{
MyNumberItem left = new MyNumberItem(null, null, 1, 33, MyNumberOperators.ADD, 1, 0);
MyNumberItem right = new MyNumberItem(null, null, 2, 19, MyNumberOperators.ADD, 12, 1);
MyNumberItem newItem = left.CalculateNew(right, MyNumberOperators.SUB, 4);
Assert.AreEqual(14, newItem.currentValue);
Assert.AreEqual(3, newItem.numbersUsed);
Assert.AreEqual(4, newItem.startIndex);
Assert.AreEqual(13, newItem.mask);
}