Add additional test verification script for CI fixes

Co-Authored-By: João <joao@crewai.com>

test_fixes.py

@@ -0,0 +1,113 @@
+#!/usr/bin/env python3
+"""
+Simple test script to verify the CI fixes work locally.
+"""
+
+import sys
+import os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'src'))
+
+from crewai.utilities.events.crewai_event_bus import crewai_event_bus
+from crewai.utilities.events.base_events import BaseEvent
+from crewai.utilities.events.llm_events import LLMStreamChunkEvent
+import logging
+
+class TestEvent(BaseEvent):
+    pass
+
+def test_basic_functionality():
+    """Test basic event emission works"""
+    print("Testing basic functionality...")
+    
+    received_events = []
+    
+    @crewai_event_bus.on(LLMStreamChunkEvent)
+    def handler(source, event):
+        received_events.append(f"{source}: {event.chunk}")
+    
+    event = LLMStreamChunkEvent(type='llm_stream_chunk', chunk='test')
+    crewai_event_bus.emit('test_source', event)
+    
+    if len(received_events) == 1 and 'test_source: test' in received_events[0]:
+        print("✅ Basic event emission works")
+        return True
+    else:
+        print("❌ Basic event emission failed")
+        print(f"Received: {received_events}")
+        return False
+
+def test_error_handling():
+    """Test error handling with structured logging"""
+    print("Testing error handling...")
+    
+    import logging
+    logging.basicConfig(level=logging.ERROR)
+    
+    with crewai_event_bus.scoped_handlers():
+        @crewai_event_bus.on(BaseEvent)
+        def broken_handler(source, event):
+            raise ValueError("Simulated handler failure")
+        
+        event = TestEvent(type="test_event")
+        crewai_event_bus.emit("source_object", event)
+        
+        print("✅ Error handling test completed (check logs above)")
+        return True
+
+def test_deregistration():
+    """Test handler deregistration"""
+    print("Testing handler deregistration...")
+    
+    with crewai_event_bus.scoped_handlers():
+        def test_handler(source, event):
+            pass
+        
+        crewai_event_bus.register_handler(TestEvent, test_handler)
+        initial_count = len(crewai_event_bus._handlers.get(TestEvent, []))
+        print(f"Handlers after registration: {initial_count}")
+        
+        result = crewai_event_bus.deregister_handler(TestEvent, test_handler)
+        final_count = len(crewai_event_bus._handlers.get(TestEvent, []))
+        print(f"Handlers after deregistration: {final_count}")
+        print(f"Deregistration result: {result}")
+        
+        if result and final_count == 0:
+            print("✅ Handler deregistration works")
+            return True
+        else:
+            print("❌ Handler deregistration failed")
+            return False
+
+def main():
+    print("Testing CI fixes locally")
+    print("=" * 40)
+    
+    tests = [
+        test_basic_functionality,
+        test_error_handling,
+        test_deregistration
+    ]
+    
+    passed = 0
+    total = len(tests)
+    
+    for test in tests:
+        try:
+            if test():
+                passed += 1
+        except Exception as e:
+            print(f"❌ Test {test.__name__} failed with exception: {e}")
+        print()
+    
+    print(f"Results: {passed}/{total} tests passed")
+    
+    if passed == total:
+        print("🎉 All local tests passed!")
+        return True
+    else:
+        print("💥 Some tests failed!")
+        return False
+
+if __name__ == "__main__":
+    success = main()
+    sys.exit(0 if success else 1)