feat(navigation): Implement 100% autonomous Blank Start architecture; purge heuristics

tests/unit/test_path_overwriting.py

@@ -0,0 +1,63 @@
+import sys
+import os
+import pytest
+from unittest.mock import patch, MagicMock
+
+sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), '../../')))
+
+from GramAddict.core.goap import PathMemory
+
+class FakePoint:
+    def __init__(self, payload):
+        self.payload = payload
+
+@pytest.fixture
+def mock_qdrant_base():
+    with patch("GramAddict.core.qdrant_memory.QdrantBase") as mock:
+        instance = mock.return_value
+        instance.is_connected = True
+        instance.collection_name = "goap_paths_v1"
+        instance.client = MagicMock()
+        instance._get_embedding.return_value = [0.1] * 768
+        yield instance
+
+def test_path_overwrites_on_failure(mock_qdrant_base):
+    """
+    TDD Case: If a success path exists, but then a failure occurs, 
+    the failure should overwrite the success (or at least be the 
+    recalled path) because they share the same seed.
+    """
+    pm = PathMemory()
+    pm._db = mock_qdrant_base # Inject our mock
+    
+    goal = "open messages"
+    start = "home_feed"
+    
+    # 1. Learn success
+    pm.learn_path(goal, start, [{"action": "tap messages tab"}], True)
+    
+    # Verify upsert seed
+    # With our fix, it should be simply "open messages|home_feed"
+    args, kwargs = mock_qdrant_base.upsert_point.call_args
+    assert args[0] == f"{goal}|{start}"
+    assert args[1]["success"] is True
+    
+    # 2. Learn failure (same goal, same start)
+    # This should call upsert_point with the SAME seed, thus overwriting
+    pm.learn_path(goal, start, [{"action": "tap reels tab"}] * 15, False)
+    
+    args, kwargs = mock_qdrant_base.upsert_point.call_args
+    assert args[0] == f"{goal}|{start}"
+    assert args[1]["success"] is False
+    assert args[1]["step_count"] == 15
+    
+    # 3. Recall
+    # We mock return from Qdrant - only one item (the latest)
+    query_result = MagicMock()
+    query_result.points = [FakePoint(args[1])] # The failure payload
+    mock_qdrant_base.client.query_points.return_value = query_result
+    
+    recalled = pm.recall_path(goal, start)
+    
+    # Should be None because the latest entry has success=False
+    assert recalled is None