Files
semantica/tests/normalize/test_language_detector.py
18f1d55d77 test(normalize): make optional tests deterministic (#881)
* test(normalize): make optional tests deterministic

Signed-off-by: aoright <102943475+aoright@users.noreply.github.com>

* docs(changelog): add entry for #881 / #860 normalize test determinism fixes

---------

Signed-off-by: aoright <102943475+aoright@users.noreply.github.com>
Co-authored-by: Mohd Kaif <98801504+KaifAhmad1@users.noreply.github.com>
Co-authored-by: KaifAhmad1 <kaifahmad087@gmail.com>
2026-08-13 00:44:10 +05:30

48 lines
1.5 KiB
Python

import unittest
from semantica.normalize.language_detector import (
LANGDETECT_AVAILABLE,
LanguageDetector,
)
class TestLanguageDetector(unittest.TestCase):
def setUp(self):
self.detector = LanguageDetector()
@unittest.skipUnless(LANGDETECT_AVAILABLE, "langdetect is not installed")
def test_detect_language(self):
# English
self.assertEqual(
self.detector.detect("This is a simple English sentence."), "en"
)
# French
self.assertEqual(
self.detector.detect("Ceci est une phrase française simple."), "fr"
)
# German
self.assertEqual(
self.detector.detect("Dies ist ein einfacher deutscher Satz."), "de"
)
def test_detect_short_text(self):
# Should return default for very short text
self.assertEqual(self.detector.detect("Hi"), "en")
@unittest.skipUnless(LANGDETECT_AVAILABLE, "langdetect is not installed")
def test_detect_with_confidence(self):
lang, conf = self.detector.detect_with_confidence(
"This is definitely an English sentence."
)
self.assertEqual(lang, "en")
self.assertGreater(conf, 0.5)
def test_get_language_name(self):
self.assertEqual(self.detector.get_language_name("en"), "English")
self.assertEqual(self.detector.get_language_name("fr"), "French")
self.assertEqual(self.detector.get_language_name("xx"), "XX")
if __name__ == "__main__":
unittest.main()