def test_find_furthest_new_line_with_no_new_line_in_non_empty_byte_string(
self,
):
"""Expect return value of -1 when non-empty bytestrings that don't contain new line is passed in."""
test_string = b"SomeRandomCharacters"
r = _find_furthest_new_line(test_string)
self.assertEqual(r, -1)
def test_find_furthest_new_line_with_no_new_line_in_empty_byte_string(
self,
):
"""Expect return value of -1 when empty bytestring is passed in."""
test_string = b""
r = _find_furthest_new_line(test_string)
self.assertEqual(r, -1)
def test_find_furthest_new_line_with_bytestring_with_new_line_in_the_middle_and_end(
self):
"""Expect return value of the last index of the test_string because the new line is at the end."""
base_string = b"SomeRandomCharacters"
for n in new_lines_bytes:
test_string = base_string + n + base_string + n
expected_value = len(test_string) - 1
r = _find_furthest_new_line(test_string)
self.assertEqual(r,
expected_value,
msg="Test with {0} as new line".format(repr(n)))
def test_find_furthest_new_line_with_bytestring_with_new_line_in_the_middle(
self):
"""Expect return value pointing to the middle of the test string where the newline is at."""
base_string = b"SomeRandomCharacters"
for n in new_lines_bytes:
test_string = base_string + n + base_string
expected_value = len(base_string) + len(n) - 1
r = _find_furthest_new_line(test_string)
self.assertEqual(r,
expected_value,
msg="Test with {0} as new line".format(repr(n)))