From 67f17345671c6ecfb88f29330c3f905826a26bd0 Mon Sep 17 00:00:00 2001 From: Rajat yadav Date: Thu, 2 Apr 2026 22:16:28 +0530 Subject: [PATCH] test: add cascade-failure test for nicediff comparison --- tests/test_test/test_diff.py | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tests/test_test/test_diff.py b/tests/test_test/test_diff.py index a8e391f6..a45d4b2c 100644 --- a/tests/test_test/test_diff.py +++ b/tests/test_test/test_diff.py @@ -79,3 +79,21 @@ def test_if_full_diff_download(self): obtained_tr_count = obtained_diff.count("") self.assertGreater(obtained_tr_count, limit_tr_count) + + def test_cascade_failure_missing_entry(self): + """Test cascade-failure when subtitle entries are missing.""" + expected_sub = [ + '1\n', '00:00:01,000 --> 00:00:02,000\n', 'First line\n', + '2\n', '00:00:03,000 --> 00:00:04,000\n', 'Second line\n' + ] + obtained_sub = [ + '1\n', '00:00:01,000 --> 00:00:02,000\n', 'First line\n', + '3\n', '00:00:05,000 --> 00:00:06,000\n', 'Third line\n' + ] + + diff_html = get_html_diff(expected_sub, obtained_sub) + + self.assertIn('Third', diff_html) + self.assertIn('Second', diff_html) + self.assertIn('05', diff_html) + self.assertIn('03', diff_html)