public void IsNotFizzBuzz()
{
int[] values = new int[]
{
// Multipes of neither 3, nor 5
7,
11,
67,
97,
// Multipes of 3, not 5
3,
6,
27,
78,
// Multipes of 5, not 3
10,
25,
95
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
Assert.AreNotEqual(LevelOfFizzBuzz.FIZZ_BUZZ, result);
}
}
public void IsNotBuzz()
{
int[] values = new int[]
{
// Not multipe of 5
1,
19,
61,
98
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
Assert.AreEqual(LevelOfFizzBuzz.NONE, result);
}
values = new int[]
{
// Multiples of 3, but not 5
9,
48,
81
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
// These values are not multiples of 3
Assert.AreEqual(LevelOfFizzBuzz.NONE, result & LevelOfFizzBuzz.BUZZ);
}
}
public static LevelOfFizzBuzz GetFizzBuzz(int value)
{
LevelOfFizzBuzz result = LevelOfFizzBuzz.NONE;
if (DivisibleBy3And5(value))
{
result = LevelOfFizzBuzz.FIZZ_BUZZ;
}
else if (DivisibleBy3(value))
{
result = LevelOfFizzBuzz.FIZZ;
}
else if (DivisibleBy5(value))
{
result = LevelOfFizzBuzz.BUZZ;
}
return(result);
}
public void IsFizzBuzz()
{
int[] values = new int[]
{
// Treat zero as a multipe of 3 and 5
0,
// Multiples of 5
15,
45,
90,
// A negative
-45
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
Assert.AreEqual(LevelOfFizzBuzz.FIZZ_BUZZ, result);
}
}
public void IsBuzz()
{
int[] values = new int[]
{
// Multiples of 5
10,
40,
85,
// A negative
-50
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
Assert.AreEqual(LevelOfFizzBuzz.BUZZ, result);
}
values = new int[]
{
// Treat zero as a multipe of of 3 and 15
0,
// Multiples of 3 and 15
15,
45,
90,
};
foreach (var v in values)
{
LevelOfFizzBuzz result = FizzBuzz.GetFizzBuzz(v);
Assert.AreNotEqual(LevelOfFizzBuzz.BUZZ, result);
// These values are still multiples of 5
Assert.AreEqual(LevelOfFizzBuzz.BUZZ, result & LevelOfFizzBuzz.BUZZ);
}
}
