public void CC_Returns_2_Combos_Totalling_5_Coins_Where_Value_Is_3()
{
/*
* .5d,.5d,.5d
* 1d,.5d
*/
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(3).First()).Count() == 2);
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(3).First()).Sum() == 5);
}
public void CalculateCoinBreakdown_WithNegativeCents()
{
// arrange
// act
var results = CoinCalculator.CalculateCoinBreakdown(-16);
// assert
Assert.Empty(results);
}
public void CC_Returns_3_Combos_Totalling_12_Coins_Where_Value_Is_5()
{
/*
* .5d,.5d,.5d,.5d,.5d,
* 1d,.5d,.5d,5d
* 1d,1d,.5d
*
*/
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(5).First()).Count() == 3);
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(5).First()).Sum() == 12);
}
public void CC_Returns_4_Combos_Totalling_X_Coins_Where_Value_Is_6()
{
/*
* .5d,.5d,.5d,.5d,.5d,.5d
* 1d,.5d,.5d,5d,.5d
* 1d,1d,.5d,.5d
* 1d,1d,1d
* 3p
*
*/
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(6).First()).Count() == 5);
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(6).First()).Sum() == 19);
}
public void CalculateCoinBreakdown_WithValidCents(
int initialCents,
int expectedQuarters,
int expectedDimes,
int expectedNickels,
int expectedPennies)
{
// arrange
// act
var results = CoinCalculator.CalculateCoinBreakdown(initialCents);
// assert
Assert.Equal(4, results.Count);
Assert.Equal(expectedQuarters, results.First(p => p.Type == CoinType.Quarter).Amount);
Assert.Equal(expectedDimes, results.First(p => p.Type == CoinType.Dime).Amount);
Assert.Equal(expectedNickels, results.First(p => p.Type == CoinType.Nickel).Amount);
Assert.Equal(expectedPennies, results.First(p => p.Type == CoinType.Penny).Amount);
}
public void Convert()
{
try
{
ErrorMessage = null;
if (string.IsNullOrEmpty(DollarValue))
{
throw new FormatException();
}
Cents = CalculateCents(DollarValue);
CoinResults = CoinCalculator.CalculateCoinBreakdown(Cents);
}
catch
{
ErrorMessage = "The dollar value must be a valid number between 0.00 and 1000.00.";
CoinResults.Clear();
}
}
public void CC_Returns_2377_Where_Value_Is_24d()
{
Assert.IsTrue(CoinCalculator.CalculateTotalWaysToShare(48, CoinFactory.GenerateCoinStatic()) == 2377);
}
public void CC_Returns_141_Where_Value_Is_12d()
{
Assert.IsTrue(CoinCalculator.CalculateTotalWaysToShare(24, CoinFactory.GenerateCoinStatic()) == 141);
}
public void CC_Returns_2_Combos_Totalling_3_Coins_Where_Value_Is_2()
{
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(2).First()).Count() == 2);
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(2).First()).Sum() == 3);
}
public void CC_Returns_0_Where_Value_Is_0()
{
Assert.IsTrue(CoinCalculator.TotalCoinsForEachCombination(Gen(0).First()).Sum() == 0);
}
IEnumerable <RuntimeCoin> Gen(int val)
{
return(CoinCalculator.GenerateAllCombinationsForValue(val, CoinFactory.GenerateCoinStatic()));
}
