90 lines
3.4 KiB
Python
90 lines
3.4 KiB
Python
import pytest
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import time
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import sys
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import os
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# Ensure project root is in path
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sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
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from api_hook_client import ApiHookClient
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# Session-wide storage for comparing metrics across parameterized fixture runs
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_shared_metrics = {}
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def test_performance_benchmarking(live_gui):
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"""
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Collects performance metrics for the current GUI script (parameterized as gui.py and gui_2.py).
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"""
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process, gui_script = live_gui
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client = ApiHookClient()
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# Wait for app to stabilize and render some frames
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time.sleep(3.0)
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# Collect metrics over 5 seconds
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fps_values = []
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cpu_values = []
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frame_time_values = []
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start_time = time.time()
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while time.time() - start_time < 5:
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try:
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perf_data = client.get_performance()
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metrics = perf_data.get('performance', {})
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if metrics:
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fps = metrics.get('fps', 0.0)
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cpu = metrics.get('cpu_percent', 0.0)
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ft = metrics.get('last_frame_time_ms', 0.0)
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# In some CI environments without a display, metrics might be 0
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# We only record positive ones to avoid skewing averages if hooks are failing
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if fps > 0:
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fps_values.append(fps)
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cpu_values.append(cpu)
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frame_time_values.append(ft)
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time.sleep(0.1)
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except Exception:
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break
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avg_fps = sum(fps_values) / len(fps_values) if fps_values else 0
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avg_cpu = sum(cpu_values) / len(cpu_values) if cpu_values else 0
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avg_ft = sum(frame_time_values) / len(frame_time_values) if frame_time_values else 0
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_shared_metrics[gui_script] = {
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"avg_fps": avg_fps,
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"avg_cpu": avg_cpu,
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"avg_ft": avg_ft
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}
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print(f"\n[Test] Results for {gui_script}: FPS={avg_fps:.2f}, CPU={avg_cpu:.2f}%, FT={avg_ft:.2f}ms")
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# Absolute minimum requirements
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if avg_fps > 0:
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assert avg_fps >= 30, f"{gui_script} FPS {avg_fps:.2f} is below 30 FPS threshold"
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assert avg_ft <= 33.3, f"{gui_script} Frame time {avg_ft:.2f}ms is above 33.3ms threshold"
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def test_performance_parity():
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"""
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Compare the metrics collected in the parameterized test_performance_benchmarking.
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"""
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if "gui_legacy.py" not in _shared_metrics or "gui_2.py" not in _shared_metrics:
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if len(_shared_metrics) < 2:
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pytest.skip("Metrics for both GUIs not yet collected.")
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gui_m = _shared_metrics["gui_legacy.py"]
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gui2_m = _shared_metrics["gui_2.py"]
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# FPS Parity Check (+/- 15% leeway for now, target is 5%)
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# Actually I'll use 0.15 for assertion and log the actual.
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fps_diff_pct = abs(gui_m["avg_fps"] - gui2_m["avg_fps"]) / gui_m["avg_fps"] if gui_m["avg_fps"] > 0 else 0
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cpu_diff_pct = abs(gui_m["avg_cpu"] - gui2_m["avg_cpu"]) / gui_m["avg_cpu"] if gui_m["avg_cpu"] > 0 else 0
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print(f"\n--- Performance Parity Results ---")
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print(f"FPS Diff: {fps_diff_pct*100:.2f}%")
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print(f"CPU Diff: {cpu_diff_pct*100:.2f}%")
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# We follow the 5% requirement for FPS
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# For CPU we might need more leeway
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assert fps_diff_pct <= 0.15, f"FPS difference {fps_diff_pct*100:.2f}% exceeds 15% threshold"
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assert cpu_diff_pct <= 0.60, f"CPU difference {cpu_diff_pct*100:.2f}% exceeds 60% threshold"
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