def test_fill_var8(self):
exist = None
input = ""
expected = ""
self.assertEqual(expected, fill_var(exist, input))
def test_fill_var7(self):
exist = ""
input = 5
expected = 5
self.assertEqual(expected, fill_var(exist, input))
def test_fill_var6(self):
exist = []
input = 5
expected = [5]
self.assertEqual(expected, fill_var(exist, input))
def test_fill_var4(self):
exist = [1, 2]
input = [5, 6]
expected = [1, 2, [5, 6]]
self.assertEqual(expected, fill_var(exist, input))
def test_fill_var3(self):
exist = {1: 2, 3: 5}
input = 5
expected = [{1: 2, 3: 5}, 5]
self.assertEqual(expected, fill_var(exist, input))
def test_fill_var2(self):
exist = [1, 2]
input = 5
expected = [1, 2, 5]
self.assertEqual(expected, fill_var(exist, input))