test(conductor): Add validation tests for Tech Lead JSON retry logic

conductor/tracks/robust_json_parsing_tech_lead_20260302/plan.md

@@ -12,12 +12,12 @@
 - [x] Task: Conductor - User Manual Verification 'Phase 1: Implementation' (Protocol in workflow.md)
 
 ## Phase 2: Unit Testing
-- [ ] Task: Write Simulation Tests for JSON Parsing
-    - [ ] WHERE: `tests/test_conductor_tech_lead.py`
-    - [ ] WHAT: Add tests `test_generate_tickets_retry_success` and `test_generate_tickets_retry_failure`.
-    - [ ] HOW: Mock `ai_client.send` side_effect to return invalid JSON first, then valid JSON. Assert call counts.
-    - [ ] SAFETY: Standard pytest mocking.
-- [ ] Task: Conductor - User Manual Verification 'Phase 2: Unit Testing' (Protocol in workflow.md)
+- [x] Task: Write Simulation Tests for JSON Parsing
+    - [x] WHERE: `tests/test_conductor_tech_lead.py`
+    - [x] WHAT: Add tests `test_generate_tickets_retry_success` and `test_generate_tickets_retry_failure`.
+    - [x] HOW: Mock `ai_client.send` side_effect to return invalid JSON first, then valid JSON. Assert call counts.
+    - [x] SAFETY: Standard pytest mocking.
+- [x] Task: Conductor - User Manual Verification 'Phase 2: Unit Testing' (Protocol in workflow.md)
 
 ## Phase 3: Final Validation
 - [ ] Task: Full Suite Validation & Warning Cleanup

tests/test_conductor_tech_lead.py

@@ -4,12 +4,20 @@ from src import conductor_tech_lead
 import pytest
 
 class TestConductorTechLead(unittest.TestCase):
- def test_generate_tickets_parse_error(self) -> None:
+ def test_generate_tickets_retry_failure(self) -> None:
   with patch('src.ai_client.send') as mock_send:
    mock_send.return_value = "invalid json"
-   # conductor_tech_lead.generate_tickets now raises RuntimeError on error
+   # conductor_tech_lead.generate_tickets now raises RuntimeError on error after 3 attempts
    with pytest.raises(RuntimeError):
     conductor_tech_lead.generate_tickets("brief", "skeletons")
+   assert mock_send.call_count == 3
+
+ def test_generate_tickets_retry_success(self) -> None:
+  with patch('src.ai_client.send') as mock_send:
+   mock_send.side_effect = ["invalid json", '[{"Task": "Test"}]']
+   tickets = conductor_tech_lead.generate_tickets("brief", "skeletons")
+   assert tickets == [{"Task": "Test"}]
+   assert mock_send.call_count == 2
 
  def test_generate_tickets_success(self) -> None:
   with patch('src.ai_client.send') as mock_send: