Files
last30days-skill/tests/test_youtube_relevance.py
T
Yong-yuan-X e74b0e1e93 tests: centralize script path setup in conftest.py
Add a pytest-discovered tests/conftest.py for the last30days scripts path and
remove duplicate per-file sys.path.insert boilerplate from tests.

Normalize affected imports to rely on the shared scripts path and remove the
now-unneeded E402 suppressions.
2026-05-21 00:04:03 +08:00

107 lines
3.6 KiB
Python

"""Tests for YouTube relevance scoring."""
import unittest
# Add lib to path
from lib.relevance import token_overlap_relevance as _compute_relevance, tokenize as _tokenize
class TestTokenize(unittest.TestCase):
def test_basic(self):
tokens = _tokenize("Claude Code Tutorial")
self.assertIn("claude", tokens)
self.assertIn("code", tokens)
self.assertIn("tutorial", tokens)
def test_removes_stopwords(self):
tokens = _tokenize("how to use Claude Code for beginners")
self.assertNotIn("how", tokens)
self.assertNotIn("to", tokens)
self.assertNotIn("for", tokens)
self.assertIn("claude", tokens)
self.assertIn("code", tokens)
self.assertIn("beginners", tokens)
def test_strips_punctuation(self):
tokens = _tokenize("What's new in Claude?")
self.assertIn("claude", tokens)
self.assertNotIn("what's", tokens)
def test_drops_single_char(self):
tokens = _tokenize("a b c Claude")
self.assertNotIn("a", tokens)
self.assertNotIn("b", tokens)
self.assertIn("claude", tokens)
def test_empty(self):
tokens = _tokenize("")
self.assertEqual(tokens, set())
def test_all_stopwords(self):
tokens = _tokenize("the a an to for how")
self.assertEqual(tokens, set())
class TestComputeRelevance(unittest.TestCase):
def test_exact_match(self):
result = _compute_relevance("Claude Code", "Claude Code")
self.assertEqual(result, 1.0)
def test_full_match_in_longer_title(self):
result = _compute_relevance("Claude Code", "Claude Code Tutorial")
self.assertEqual(result, 1.0)
def test_partial_match(self):
result = _compute_relevance("Claude Code Tips", "Claude Tips for Beginners")
self.assertGreater(result, 0.5)
self.assertLess(result, 1.0)
def test_no_match(self):
result = _compute_relevance("Claude Code", "Python Web Scraping")
self.assertEqual(result, 0.0)
def test_empty_query_returns_neutral(self):
result = _compute_relevance("", "Some Video Title")
self.assertEqual(result, 0.5)
def test_stopword_only_query(self):
result = _compute_relevance("how to the", "Some Video Title")
self.assertEqual(result, 0.5)
def test_empty_title(self):
result = _compute_relevance("Claude Code", "")
self.assertEqual(result, 0.0)
def test_case_insensitive(self):
result = _compute_relevance("claude code", "CLAUDE CODE Tutorial")
self.assertEqual(result, 1.0)
def test_stopwords_in_title_dont_inflate(self):
# "Claude Code" query against a title with lots of stopwords
# Should still match well since Claude and Code are present
result = _compute_relevance(
"Claude Code",
"How To Use Claude Code For Complete Beginners"
)
self.assertEqual(result, 1.0)
def test_no_match_returns_zero(self):
result = _compute_relevance("quantum computing", "cat videos compilation")
self.assertEqual(result, 0.0)
def test_cap_at_1_0(self):
result = _compute_relevance("AI", "AI AI AI AI AI")
self.assertLessEqual(result, 1.0)
def test_single_word_query(self):
result = _compute_relevance("Seedance", "Seedance AI Video Generator Review")
self.assertEqual(result, 1.0)
def test_single_word_no_match(self):
result = _compute_relevance("Seedance", "Random cooking video")
self.assertEqual(result, 0.0)
if __name__ == "__main__":
unittest.main()