Improve unit test and add changelog entry

Signed-off-by: tdruez <[email protected]>

Author: tdruez

CHANGELOG.rst

@@ -1,6 +1,14 @@
 Release notes
 =============
 
+### Version 5.5.0-dev
+
+- Update ProductPackage "unknown" license during "Scan all Packages".
+  Only "unknown" licenses are updated.
+  Products with a is_locked configuration status are excluded.
+  Inactive is_active=False products are excluded.
+  https://github.com/aboutcode-org/dejacode/issues/388
+
 ### Version 5.4.2
 
 - Migrate the LDAP testing from using mockldap to slapdtest.

component_catalog/tests/test_models.py

@@ -1787,10 +1787,13 @@ def test_package_model_update_from_scan(self, mock_scio_update_from_scan, mock_i
         self.dataspace.save()
 
         mock_scio_update_from_scan.return_value = ["declared_license_expression"]
-        results = package1.update_from_scan(user=self.user, update_products=True)
+        results = package1.update_from_scan(user=self.user, update_products=False)
         mock_scio_update_from_scan.assert_called()
         self.assertEqual(["declared_license_expression"], results)
+        pp1.refresh_from_db()
+        self.assertEqual("unknown", pp1.license_expression)
 
+        results = package1.update_from_scan(user=self.user, update_products=True)
         pp1.refresh_from_db()
         self.assertEqual("mit", pp1.license_expression)