def test_xlast_string_two(self):
"""A two item string should return one item."""
TEST_DATA = '12'
EXPECTED = '1'
self.assertEqual(''.join(iterator.xlast(TEST_DATA)), EXPECTED)
def test_xlast_string_one(self):
"""A one character strin should return no item."""
TEST_DATA = '1'
EXPECTED = ''
self.assertEqual(''.join(iterator.xlast(TEST_DATA)), EXPECTED)
def test_xlast_string_empty(self):
"""Given an empty string no items should be returned."""
TEST_DATA = ''
EXPECTED = ''
self.assertEqual(''.join(iterator.xlast(TEST_DATA)), EXPECTED)
def test_xlast_list_two(self):
"""A two item list should return one item."""
TEST_DATA = [1, 2]
EXPECTED = [1]
self.assertEqual(list(iterator.xlast(TEST_DATA)), EXPECTED)
def test_xlast_list_one(self):
"""A one item list should return no item."""
TEST_DATA = [1]
EXPECTED = []
self.assertEqual(list(iterator.xlast(TEST_DATA)), EXPECTED)
def test_xlast_list_empty(self):
"""Given an empty list no items should be returned."""
TEST_DATA = []
EXPECTED = []
self.assertEqual(list(iterator.xlast(TEST_DATA)), EXPECTED)