def test_lengths_identical(self):
seq_lengths = [5, 5, 5, 5, 5]
exp_stats = {
'mean': 5.0, 'min': 5,
'seven_num_summ_values': [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0],
'max': 5, 'count': 5, 'range': 0}
rendered_stats = _compute_descriptive_stats(seq_lengths)
self.assertEqual(exp_stats['count'], rendered_stats['count'])
self.assertEqual(exp_stats['min'], rendered_stats['min'])
self.assertEqual(exp_stats['max'], rendered_stats['max'])
self.assertEqual(exp_stats['range'], rendered_stats['range'])
self.assertAlmostEqual(exp_stats['mean'], rendered_stats['mean'])
for expected, rendered in zip(exp_stats['seven_num_summ_values'],
rendered_stats['seven_num_summ_values']):
self.assertAlmostEqual(expected, rendered)
def test_descriptive_stats(self):
seq_lengths = [2, 2, 5, 6, 10]
exp_stats = {
'mean': 5.0, 'min': 2,
'seven_num_summ_values': [2.0, 2.0, 2.0, 5.0, 6.0, 8.56, 9.68],
'max': 10, 'count': 5, 'range': 8}
rendered_stats = _compute_descriptive_stats(seq_lengths)
self.assertEqual(exp_stats['count'], rendered_stats['count'])
self.assertEqual(exp_stats['min'], rendered_stats['min'])
self.assertEqual(exp_stats['max'], rendered_stats['max'])
self.assertEqual(exp_stats['range'], rendered_stats['range'])
self.assertAlmostEqual(exp_stats['mean'], rendered_stats['mean'])
for expected, rendered in zip(exp_stats['seven_num_summ_values'],
rendered_stats['seven_num_summ_values']):
self.assertAlmostEqual(expected, rendered)
def test_no_sequences(self):
seq_lengths = []
with self.assertRaisesRegex(ValueError, 'No values provided.'):
_compute_descriptive_stats(seq_lengths)
