added fizzbuzz code

Author: sgpearson17

fizzbuzz.py

@@ -0,0 +1,21 @@
+def fizzbuzz(yourNum):
+	if yourNum < 1:
+		return "Fail!"
+	if yourNum % 3 == 0 and yourNum % 5 != 0:
+		return "Fizz"
+	if yourNum % 3 != 0 and yourNum % 5 == 0:
+		return "Buzz"
+	if yourNum % 3 == 0 and yourNum % 5 == 0:
+		return "FizzBuzz"
+	return input
+	
+def test_fizzbuzz():
+	assert fizzbuzz(0) == "Fail!"
+	assert fizzbuzz(-1) == "Fail!"
+	assert fizzbuzz(3) == "Fizz"
+	assert fizzbuzz(6) == "Fizz"
+	assert fizzbuzz(5) == "Buzz"
+	assert fizzbuzz(10) == "Buzz"
+	assert fizzbuzz(15) == "FizzBuzz"
+	assert fizzbuzz(30) == "FizzBuzz"
+