feat: task cancellation (wip)

test_cancellation.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+"""
+Simple test script to verify agent run cancellation functionality.
+"""
+
+import asyncio
+import sys
+import os
+
+# Add the backend directory to the path
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'backend'))
+
+from src.app import App
+from src.agent import AgentRun
+
+async def test_cancellation():
+    print("Testing agent run cancellation...")
+    
+    # Create a mock app
+    app = App(data_directory="/tmp/horde_test")
+    
+    # Create an agent run
+    run = AgentRun.create(app, agent_id="test-agent", user_id="test-user")
+    print(f"Created agent run: {run.id}")
+    
+    # Test that the run is not cancelled initially
+    assert not run.cancelled, "Run should not be cancelled initially"
+    print("✓ Run is not cancelled initially")
+    
+    # Test cancellation
+    run.cancel()
+    assert run.cancelled, "Run should be cancelled after calling cancel()"
+    assert run.done, "Run should be marked as done after cancellation"
+    print("✓ Run is cancelled and marked as done")
+    
+    # Test that calling cancel again doesn't cause issues
+    run.cancel()
+    print("✓ Multiple cancel calls work correctly")
+    
+    # Test that the run has the expected attributes
+    assert hasattr(run, 'task'), "Run should have a task attribute"
+    assert hasattr(run, 'thread'), "Run should have a thread attribute"
+    assert hasattr(run, 'cancelled'), "Run should have a cancelled attribute"
+    print("✓ Run has all required cancellation attributes")
+    
+    print("All tests passed! Cancellation functionality is working correctly.")
+
+if __name__ == "__main__":
+    asyncio.run(test_cancellation())