Initial NVD mirror

tests/test_sync.py

@@ -0,0 +1,21 @@
+import unittest
+from datetime import datetime, timezone
+from scripts.sync import windows, timestamp, CVE_RE
+
+class TestNvd(unittest.TestCase):
+    def test_windows(self):
+        a = datetime(2026, 1, 1, tzinfo=timezone.utc)
+        b = datetime(2026, 3, 3, tzinfo=timezone.utc)
+        result = list(windows(a,b,30))
+        self.assertEqual(len(result), 3)
+        self.assertEqual(result[0][0], a)
+        self.assertEqual(result[-1][1], b)
+        self.assertTrue(all((e-s).days <= 30 for s,e in result))
+    def test_id(self):
+        self.assertTrue(CVE_RE.fullmatch('CVE-2026-12345'))
+        self.assertFalse(CVE_RE.fullmatch('CVE-2026-../1234'))
+    def test_timestamp(self):
+        self.assertEqual(timestamp(datetime(2026,1,1,tzinfo=timezone.utc)), '2026-01-01T00:00:00.000+00:00')
+
+if __name__ == '__main__':
+    unittest.main()