Allow untested Desktop versions with compatibility warnings

tests/test_whatsapp_suite.py

@@ -289,3 +289,25 @@ class NativeCacheTests(unittest.TestCase):
 
 if __name__ == '__main__':
     unittest.main()
+
+
+class DesktopCompatibilityTests(unittest.TestCase):
+    def test_untested_version_and_core_are_advisory(self):
+        from whatsapp_suite import desktop
+        with tempfile.TemporaryDirectory() as folder:
+            path=Path(folder)/'WhatsAppDesktop_9.9.9.0_x64'/'Core.dll'
+            path.parent.mkdir();path.write_bytes(b'other core fixture')
+            result=desktop.check_core_build(path)
+        self.assertEqual(result['detected_build'],'9.9.9.0')
+        self.assertFalse(result['matches_tested_configuration'])
+        self.assertIn('Untested',result['warning'])
+
+    def test_tested_configuration_has_no_warning(self):
+        from whatsapp_suite import desktop
+        payload=b'tested core fixture'
+        with tempfile.TemporaryDirectory() as folder, patch.object(desktop,'CORE_SHA256',hashlib.sha256(payload).hexdigest()):
+            path=Path(folder)/('WhatsAppDesktop_'+desktop.TESTED_BUILD+'_x64')/'Core.dll'
+            path.parent.mkdir();path.write_bytes(payload)
+            result=desktop.check_core_build(path)
+        self.assertTrue(result['matches_tested_configuration'])
+        self.assertIsNone(result['warning'])