Preserve sysfs capability word boundaries in laptop doctor

2026-10-13 21:55:57 +03:00
parent 70b7edae8a
commit d625733207
2 changed files with 15 additions and 3 deletions
@@ -78,6 +78,16 @@ class DoctorTests(unittest.TestCase):
        for secret in ('PRIVATE_SERIAL', 'PRIVATE_USER', 'PRIVATE_SSID', 'aa:bb:cc:dd:ee:ff'):
            self.assertNotIn(secret, encoded)

+    def test_keyboard_detection_preserves_64_bit_capability_word_boundaries(self):
+        capability = self.file('sys/class/input/event0/device/capabilities/key')
+        for bitmap, expected in (('10004000000 0\n', 0),
+                                 ('1 100040000000\n', 1),
+                                 ('100040000000\n', 1),
+                                 ('10004000000 invalid\n', 0)):
+            with self.subTest(bitmap=bitmap):
+                capability.write_text(bitmap)
+                self.assertEqual(self.report()['input']['keyboards'], expected)
+
    def test_probes_timeout_independently_and_discard_untrusted_output(self):
        calls = []
        def run(command, **kwargs):