Describe(longest_zero_tests)
{
	It(test1){Assert::That(longestZero("01100001011000"), Equals("0000"));}
	It(test2){Assert::That(longestZero("100100100"), Equals("00"));}
	It(test3){Assert::That(longestZero("111101"), Equals("0"));}
	It(test4){Assert::That(longestZero("1000000000011101"), Equals("0000000000"));}
	It(test5){Assert::That(longestZero("100001110000100000"), Equals("00000"));}
	It(test6){Assert::That(longestZero("101001101"), Equals("00"));}
	It(test7){Assert::That(longestZero("101010101"), Equals("0"));}
	It(test8){Assert::That(longestZero("1001001"), Equals("00"));}
	It(test9){Assert::That(longestZero("111111"), Equals(""));}
};