[v3-1-test] Add better logging for jobs label (#57378)

dev/breeze/src/airflow_breeze/utils/selective_checks.py

@@ -1337,6 +1337,9 @@ def get_job_label(self, event_type: str, branch: str):
                 runner_labels = job.get("labels", [])
                 if "windows-2025" in runner_labels:
                     continue
+                if not runner_labels:
+                    get_console().print("[yellow]No labels found for job {job_name}.\n", jobs_url)
+                    return None
                 return runner_labels[0]
 
         return None

dev/breeze/tests/test_selective_checks.py

@@ -2490,6 +2490,35 @@ def test_get_job_label(mock_get):
     assert result == "ubuntu-22.04"
 
 
+@patch("requests.get")
+@patch.dict("os.environ", {"GITHUB_TOKEN": "test_token"})
+def test_get_job_label_not_found(mock_get):
+    selective_checks = SelectiveChecks(
+        files=(),
+        github_event=GithubEvents.PULL_REQUEST,
+        github_repository="apache/airflow",
+        github_context_dict={},
+    )
+
+    workflow_response = Mock()
+    workflow_response.status_code = 200
+    workflow_response.json.return_value = {"workflow_runs": [{"jobs_url": "https://api.github.com/jobs/123"}]}
+
+    jobs_response = Mock()
+    jobs_response.json.return_value = {
+        "jobs": [
+            {"name": "Basic tests (ubuntu-22.04)", "labels": []},
+            {"name": "Other job", "labels": ["ubuntu-22.04"]},
+        ]
+    }
+
+    mock_get.side_effect = [workflow_response, jobs_response]
+
+    result = selective_checks.get_job_label("push", "main")
+
+    assert result is None
+
+
 def test_runner_type_pr():
     selective_checks = SelectiveChecks(github_event=GithubEvents.PULL_REQUEST)