def test1(self): self.assertEqual(-1, chops.chop(3, [1]))
def test9(self): self.assertEqual(-1, chops.chop(6, [1, 3, 5]))
def test12(self): self.assertEqual(-1, chops.chop(6, [1, 3, 5, 7]))
def test7(self): self.assertEqual(-1, chops.chop(2, [1, 3, 5]))
def test8(self): self.assertEqual(-1, chops.chop(4, [1, 3, 5]))
def test6(self): self.assertEqual(-1, chops.chop(0, [1, 3, 5]))
def test5(self): self.assertEqual(2, chops.chop(5, [1, 3, 5]))
def test4(self): self.assertEqual(1, chops.chop(3, [1, 3, 5]))
def test3(self): self.assertEqual(0, chops.chop(1, [1, 3, 5]))
def test2(self): self.assertEqual(0, chops.chop(1, [1]))