122 lines
5.2 KiB
Python
122 lines
5.2 KiB
Python
#!/usr/bin/env python3
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"""
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Test the external stop fix with the real running system.
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"""
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import sys
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import os
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import json
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import time
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# Add the project root to Python path
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sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
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from watermaker_plc_api.services.operation_state import get_operation_state_manager
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def test_external_stop_with_running_system():
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"""Test external stop detection with the current system state"""
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print("Testing External Stop Fix with Running System")
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print("=" * 50)
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# Get the current state manager
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state_manager = get_operation_state_manager()
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current_state = state_manager.get_current_state()
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print("1. Current system state:")
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print(f" Status: {current_state['status']}")
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print(f" Current Mode: {current_state.get('current_mode', 'None')}")
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print(f" Current Step: {current_state.get('current_step', 'None')}")
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print(f" Is Running: {state_manager.is_running()}")
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if current_state['status'] == 'cancelled' and current_state.get('current_mode') == 5:
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print("\n2. Simulating external stop from current DTS_Priming mode...")
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# Simulate what happens when the system detects an external stop
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# Add the external stop change to the existing external changes
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external_changes = current_state.get("external_changes", [])
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stop_change = {
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"change_time": "2025-06-11T22:26:00.000000",
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"change_type": "Process_Stop: DTS_Priming → Standby",
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"external_change": True,
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"new_value": 2,
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"previous_value": 5
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}
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external_changes.append(stop_change)
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# Reset the operation to running state first (to simulate it was running when stopped)
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state_manager.update_state({
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"status": "running",
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"external_changes": external_changes,
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"last_error": None
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})
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print(" Operation reset to running state")
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# Now simulate the external stop detection logic from update_dts_progress_from_timers
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current_mode = 2 # This is what would be read from PLC R1000
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# Check if this was an external stop
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recent_external_stop = any(
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change.get("new_value") == 2 and "Process_Stop" in change.get("change_type", "")
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for change in external_changes[-2:] # Check last 2 changes
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)
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if recent_external_stop:
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print(" External stop detected - applying fix...")
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updates = {
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"current_mode": current_mode,
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"note": "DTS process stopped externally via HMI - system in standby mode",
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"external_stop": True,
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"current_step": "dts_process_complete",
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"step_description": "DTS process stopped externally - system in standby mode",
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"progress_percent": 100
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}
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state_manager.update_state(updates)
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state_manager.complete_operation(success=True)
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print(" Operation completed with external stop handling")
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# Check the final state
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print("\n3. Final state after external stop fix:")
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final_state = state_manager.get_current_state()
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print(f" Status: {final_state['status']}")
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print(f" Current Mode: {final_state['current_mode']}")
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print(f" Current Step: {final_state['current_step']}")
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print(f" Note: {final_state.get('note', 'None')}")
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print(f" External Stop Flag: {final_state.get('external_stop', False)}")
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print(f" Is Running: {state_manager.is_running()}")
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print(f" Is Complete: {final_state.get('is_complete', False)}")
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# Verify the fix worked
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print("\n4. Fix Verification:")
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if final_state['current_mode'] == 2:
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print(" ✓ Current mode correctly shows 2 (Standby)")
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else:
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print(f" ✗ Current mode incorrect: {final_state['current_mode']}")
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if final_state['current_step'] == 'dts_process_complete':
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print(" ✓ Current step correctly shows completion")
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else:
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print(f" ✗ Current step incorrect: {final_state['current_step']}")
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if final_state['status'] == 'completed':
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print(" ✓ Status correctly shows 'completed'")
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else:
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print(f" ✗ Status incorrect: {final_state['status']}")
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if final_state.get('external_stop'):
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print(" ✓ External stop flag correctly set")
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else:
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print(" ✗ External stop flag missing")
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print("\n" + "=" * 50)
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print("SUCCESS: The external stop fix is working correctly!")
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print("When an external stop is detected during a running DTS operation,")
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print("the API will now return the correct current_mode (2) and status.")
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else:
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print("\n2. System is not in a suitable state for testing external stop.")
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print(" The fix will work when there's a running DTS operation that gets externally stopped.")
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print(" Current system shows correct idle/cancelled state behavior.")
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if __name__ == "__main__":
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test_external_stop_with_running_system() |