Update the test coverage

Signed-off-by: Lukasz Gryglicki <[email protected]>

Assisted by [OpenAI](https://platform.openai.com/)

Assisted by [GitHub Copilot](https://github.com/features/copilot)

Author: lukaszgryglicki

cla-backend/cla/tests/unit/test_github_models.py

@@ -64,7 +64,7 @@ def test_get_co_author_commits_invalid_gh_email(self, mock_github_instance):
         installation_id = 123
 
         # Call the function
-        result = get_co_author_commits(co_author,commit, pr, installation_id)
+        result, _ = get_co_author_commits(co_author,commit, pr, installation_id)
 
         # Assertions
         self.assertEqual(result.commit_sha, "fake_sha")
@@ -87,7 +87,7 @@ def test_get_co_author_commits_valid_gh_email(self, mock_github_instance):
         installation_id = 123
 
         # Call the function
-        result = get_co_author_commits(co_author,commit, pr, installation_id)
+        result, _ = get_co_author_commits(co_author,commit, pr, installation_id)
 
         # Assertions
         self.assertEqual(result.commit_sha, "fake_sha")

cla-backend/cla/tests/unit/test_user_commit_summary.py

@@ -36,7 +36,7 @@ def test_user_commit_summary_get_comment_body(self) -> None:
         m = UserCommitSummary("some_other_sha", 123456, 'login_value2', 'author name2', '[email protected]', False, False)
         missing = [m]
 
-        body = get_comment_body('github', 'https://foo.com', signed, missing)
+        body = get_comment_body('github', 'https://foo.com', signed, missing, False)
         self.assertTrue(':white_check_mark:' in body)
         self.assertTrue(':x:' in body)
 
@@ -47,7 +47,7 @@ def test_user_commit_summary_tag_not_in_get_comment_body(self) -> None:
 
         missing = []
 
-        body = get_comment_body('github', 'https://foo.com', signed, missing)
+        body = get_comment_body('github', 'https://foo.com', signed, missing, False)
         self.assertTrue(':white_check_mark:' in body)
         self.assertTrue('login_value' in body)
         self.assertFalse('@login_value' in body)  # users should not be tagged in signed use case
@@ -58,6 +58,19 @@ def test_user_commit_summary_tag_in_get_comment_body(self) -> None:
         m = UserCommitSummary("some_other_sha", 123456, 'login_value2', 'author name2', '[email protected]', False, False)
         missing = [m]
 
-        body = get_comment_body('github', 'https://foo.com', signed, missing)
+        body = get_comment_body('github', 'https://foo.com', signed, missing, False)
         self.assertTrue(':x:' in body)
         self.assertTrue('@login_value2' in body)  # users should be tagged in missing use case
+
+    def test_user_commit_summary_get_comment_body_missing_co_authors(self) -> None:
+        s1 = UserCommitSummary("abc1234xyz-123", 1234, 'login_value', 'author name', '[email protected]', True, True)
+        s2 = UserCommitSummary("abc1234xyz-456", 1234, 'login_value', 'author name', '[email protected]', True, True)
+        signed = [s1, s2]
+
+        m = UserCommitSummary("some_other_sha", 123456, 'login_value2', 'author name2', '[email protected]', False, False)
+        missing = [m]
+
+        body = get_comment_body('github', 'https://foo.com', signed, missing, True)
+        self.assertTrue(':white_check_mark:' in body)
+        self.assertTrue(':x:' in body)
+        self.assertTrue('One or more co-authors of this pull request were not found' in body)