def test_calculate_text_plagiarism_score_incorrect_threshold(self):
"""
Tests that calculate_text_plagiarism_score function
can handle incorrect threshold input
"""
patches_texts = (('the', 'cat', 'left'),
('the', 'dog', 'disappeared'))
bad_inputs = [[], {}, '', -1, -6.34, -6, 1.2, None, True, (None, None)]
expected = -1
for bad_input in bad_inputs:
actual = calculate_text_plagiarism_score(patches_texts,
patches_texts,
bad_input)
self.assertEqual(expected, actual)
def test_calculate_text_plagiarism_score_check_threshold(self):
"""
Tests that calculate_text_plagiarism_score function
can preprocess given threshold correctly
"""
original_text_tokens = (('the', 'cat', 'appeared'),
('the', 'dog', 'disappeared'), (), ())
suspicious_text_tokens = ((), ('the', 'girl', 'arrived'),
('the', 'boy', 'left'))
plagiarism_threshold = 0.3
expected = (0 + 1 / 3 + 0) / 3
actual = calculate_text_plagiarism_score(original_text_tokens,
suspicious_text_tokens,
plagiarism_threshold)
self.assertEqual(expected, actual)
def test_calculate_text_plagiarism_score_bigger_second_text(self):
"""
Tests that calculate_text_plagiarism_score function
can handle bigger second texts inputs
"""
original_text_tokens = ((), ('the', 'girl', 'arrived'), ('the', 'boy',
'left'))
suspicious_text_tokens = (('the', 'cat', 'appeared'),
('the', 'dog', 'disappeared'), (), ())
plagiarism_threshold = 0.3
expected = (0 + 1 / 3 + 0 + 0) / 4
actual = calculate_text_plagiarism_score(original_text_tokens,
suspicious_text_tokens,
plagiarism_threshold)
self.assertEqual(expected, actual)
def test_calculate_text_plagiarism_score_bigger_first_text_complex(self):
"""
Tests that calculate_text_plagiarism_score function
can handle different first text lengths complex inputs
"""
original_text_tokens = (('the', 'cat', 'appeared'),
('the', 'dog', 'disappeared'), (), ())
suspicious_text_tokens = ((), ('the', 'girl', 'arrived'),
('the', 'boy', 'left'))
plagiarism_threshold = 0.3
expected = (0 + 1 / 3 + 0) / 3
actual = calculate_text_plagiarism_score(original_text_tokens,
suspicious_text_tokens,
plagiarism_threshold)
self.assertEqual(expected, actual)
def test_calculate_text_plagiarism_score_ideal(self):
"""
Tests that calculate_text_plagiarism_score function
can handle simple ideal input case
"""
original_text_tokens = (('the', 'cat', 'appeared'), ('the', 'dog',
'disappeared'))
suspicious_text_tokens = (('the', 'man', 'arrived'), ('the', 'boy',
'left'))
plagiarism_threshold = 0.3
expected = (1 / 3 + 1 / 3) / 2
actual = calculate_text_plagiarism_score(original_text_tokens,
suspicious_text_tokens,
plagiarism_threshold)
self.assertEqual(expected, actual)
def test_calculate_text_plagiarism_score_check_output(self):
"""
Tests that calculate_text_plagiarism_score function
can generate correct output according to given specs
"""
original_text_tokens = (('the', 'cat', 'appeared'),
('the', 'dog', 'disappeared'))
suspicious_text_tokens = (('the', 'man', 'arrived'),
('the', 'boy', 'left'))
plagiarism_threshold = 0.3
expected = float
actual = type(calculate_text_plagiarism_score(original_text_tokens,
suspicious_text_tokens,
plagiarism_threshold))
self.assertTrue(expected, actual)
