def test123(self):
self.assertEqual(list(gen123([1])), [1], "[1] does not give [1]")
self.assertEqual(list(gen123([1, 2])), [1, 2, 2])
self.assertEqual(list(gen123([1, 2, 3])), [1, 2, 2, 3, 3, 3])
def testEmpty(self):
self.assertEqual(list(gen123([])), [], "Empty list does not give empty list")
def test123(self):
self.assertEqual(list(gen123([1])), [1], "[1] does not give [1]")
self.assertEqual(list(gen123([1, 2])), [1, 2, 2])
self.assertEqual(list(gen123([1, 2, 3])), [1, 2, 2, 3, 3, 3])
def testEmpty(self):
self.assertEqual(list(gen123([])), [],
"Empty list does not give empty list")
def testEmpty(self):
self.assertEqual(list(gen123([])), [], "Empty list does not return empty list.")
