public void CheckChange0Inserted()
{
string doc =
@"<?xml version=""1.0"" encoding=""utf-8"" ?>
<Root>
<Coin>
<Type>0.5</Type>
<Ammount>20</Ammount>
</Coin>
<Coin>
<Type>1</Type>
<Ammount>50</Ammount>
</Coin>
<Coin>
<Type>2</Type>
<Ammount>10</Ammount>
</Coin>
<Coin>
<Type>5</Type>
<Ammount>20</Ammount>
</Coin>
<Coin>
<Type>10</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>20</Type>
<Ammount>10</Ammount>
</Coin>
</Root>";
CoinManager coinMan = new CoinManager(XDocument.Parse(doc));
bool result = coinMan.CheckChange(0, 0);
Assert.IsTrue(result);
}
public void CheckChangeNotEnoughSmallCoins()
{
string doc =
@"<?xml version=""1.0"" encoding=""utf-8"" ?>
<Root>
<Coin>
<Type>0.5</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>1</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>2</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>5</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>10</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>20</Type>
<Ammount>1</Ammount>
</Coin>
</Root>";
CoinManager coinMan = new CoinManager(XDocument.Parse(doc));
bool result = coinMan.CheckChange(1, 10);
Assert.IsFalse(result);
}
public void CheckChangeIncorrectPrice()
{
string doc =
@"<?xml version=""1.0"" encoding=""utf-8"" ?>
<Root>
<Coin>
<Type>0.5</Type>
<Ammount>20</Ammount>
</Coin>
<Coin>
<Type>1</Type>
<Ammount>50</Ammount>
</Coin>
<Coin>
<Type>2</Type>
<Ammount>10</Ammount>
</Coin>
<Coin>
<Type>5</Type>
<Ammount>20</Ammount>
</Coin>
<Coin>
<Type>10</Type>
<Ammount>0</Ammount>
</Coin>
<Coin>
<Type>20</Type>
<Ammount>10</Ammount>
</Coin>
</Root>";
CoinManager coinMan = new CoinManager(XDocument.Parse(doc));
try
{
bool result = coinMan.CheckChange(-10, 9);
Assert.Fail();
}
catch (Exception)
{ }
}
