def test_generate_progess_string_raises_exeption_if_length_less_than_one(
self):
progress = 42
progress_length = -5
with self.assertRaises(InvalidLengthParameterValue):
generate_progess_string(progress, progress_length)
def test_generate_progess_string_contains_50_percents_if_progress_equals_50_and_length_equals_100(
self):
progress = 50
progress_length = 100
expected_suffix = '50.0%'
result = generate_progess_string(progress, progress_length)
suffix_index = result.index(expected_suffix)
actual_suffix = result[suffix_index:]
self.assertEquals(actual_suffix, expected_suffix)
def test_progress_string_has_correct_space_quantity(self):
progress_bar_len = 16
progress_bar_quantity = 11
progress_bar = generate_progess_string(quantity=progress_bar_quantity,
length=progress_bar_len)
progress_string = progress_bar[1:progress_bar.index(RIGHT_BOUND)]
expected = progress_bar_len - progress_bar_quantity
actual = progress_string.count(' ')
self.assertEqual(actual, expected)
def test_progress_string_startswith_open_bracket(self):
progress = 1
length = 3
progress_bar = generate_progess_string(progress, length)
self.assertEqual(progress_bar[0], LEFT_BOUND)
def test_progress_string_has_correct_length(self):
progress_bar_len = 30
progress_bar = generate_progess_string(quantity=3,
length=progress_bar_len)
progress_string = progress_bar[1:progress_bar.index(RIGHT_BOUND)]
self.assertEqual(len(progress_string), progress_bar_len)
def test_progress_string_endswith_close_bracket(self):
progress = 3
length = 6
progress_bar = generate_progess_string(progress, length)
closing_bracket_index: int = progress_bar.index(RIGHT_BOUND)
self.assertEqual(progress_bar[closing_bracket_index], RIGHT_BOUND)