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101 lines
3.4 KiB
Python
101 lines
3.4 KiB
Python
"""Stress test for defer() thread safety with multiple threads."""
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import asyncio
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from pathlib import Path
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import re
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from aioesphomeapi import UserService
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import pytest
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from .types import APIClientConnectedFactory, RunCompiledFunction
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@pytest.mark.asyncio
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async def test_defer_stress(
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yaml_config: str,
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run_compiled: RunCompiledFunction,
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api_client_connected: APIClientConnectedFactory,
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) -> None:
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"""Test that defer() doesn't crash when called rapidly from multiple threads."""
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# Get the absolute path to the external components directory
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external_components_path = str(
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Path(__file__).parent / "fixtures" / "external_components"
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)
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# Replace the placeholder in the YAML config with the actual path
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yaml_config = yaml_config.replace(
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"EXTERNAL_COMPONENT_PATH", external_components_path
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)
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# Create a future to signal test completion
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loop = asyncio.get_event_loop()
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test_complete_future: asyncio.Future[None] = loop.create_future()
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# Track executed defers
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executed_defers = set()
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def on_log_line(line: str) -> None:
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# Track all executed defers
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match = re.search(r"Executed defer (\d+)", line)
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if match:
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defer_id = int(match.group(1))
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executed_defers.add(defer_id)
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# Check if we've executed all 1000 defers (0-999)
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if (
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defer_id == 999
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and len(executed_defers) == 1000
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and not test_complete_future.done()
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):
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test_complete_future.set_result(None)
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async with (
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run_compiled(yaml_config, line_callback=on_log_line),
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api_client_connected() as client,
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):
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# Verify we can connect
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device_info = await client.device_info()
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assert device_info is not None
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assert device_info.name == "defer-stress-test"
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# List entities and services
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entity_info, services = await asyncio.wait_for(
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client.list_entities_services(), timeout=5.0
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)
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# Find our test service
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run_stress_test_service: UserService | None = None
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for service in services:
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if service.name == "run_stress_test":
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run_stress_test_service = service
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break
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assert run_stress_test_service is not None, "run_stress_test service not found"
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# Call the run_stress_test service to start the test
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client.execute_service(run_stress_test_service, {})
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# Wait for all defers to execute (should be quick)
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try:
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await asyncio.wait_for(test_complete_future, timeout=5.0)
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except asyncio.TimeoutError:
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# Report how many we got
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pytest.fail(
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f"Stress test timed out. Only {len(executed_defers)} of 1000 defers executed. "
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f"Missing IDs: {sorted(set(range(1000)) - executed_defers)[:10]}..."
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)
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# Verify all defers executed
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assert len(executed_defers) == 1000, (
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f"Expected 1000 defers, got {len(executed_defers)}"
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)
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# Verify we have all IDs from 0-999
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expected_ids = set(range(1000))
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missing_ids = expected_ids - executed_defers
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assert not missing_ids, f"Missing defer IDs: {sorted(missing_ids)}"
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# If we got here without crashing, the test passed
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assert True, "Test completed successfully - all 1000 defers executed in order"
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