def testSanity(self):  
		"""sqrtIt(sqIt(n))==n for all n"""
		for integer in range(1, 10000):
			square=sqrteg.sqIt(integer)
			result=sqrteg.sqrtIt(square)
			self.assertEqual(integer, result)
	def testSqItTestData(self):
		"""sqIt give known result with known output"""
		for integer,square in self.TestData:
			result=sqrteg.sqIt(integer)
			self.assertEqual(square, result)