8e9f53a478
- perf/analysis: разбор trace (timeline_breakdown), CPU-профилей с source maps (cpuprofile_top), heap snapshots (heapdiff), циклов памяти, сравнения масштабов, ручной EXPLAIN вложенных запросов (explain_manual), API против X-DB-Time-Ms (api_split), сводка горячих точек; тесты ядра в perf/tests/test_analysis.py - perf/e2e/scenarios/hotspots.spec.ts: CPU-профиль, рендеры React, мутации DOM после фильтра, рост CSS-правил по циклам (вне run-all) - prod-сборка с source maps: PERF_SOURCEMAP=1, perf/stand.sh web-sourcemap (:8082) - perf/report-data/20261026-s1, 20261026-s2 (summary, sql, analysis, explain-manual), t5-types (иллюстрация CPU 6x) - design.md: решения T10b без обсуждения Refs #202 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
44 lines
1.8 KiB
Python
44 lines
1.8 KiB
Python
"""Самопроверка ядра скриптов perf/analysis (без стенда)."""
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import json
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import sys
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from pathlib import Path
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sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "analysis"))
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import cpuprofile_top # noqa: E402
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import timeline_breakdown # noqa: E402
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def test_self_times_nested_and_category_inheritance():
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evs = [
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{"name": "RunTask", "ts": 0, "dur": 100},
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{"name": "FunctionCall", "ts": 10, "dur": 50},
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{"name": "V8.Unknown", "ts": 20, "dur": 10}, # наследует scripting
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{"name": "Layout", "ts": 70, "dur": 20},
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]
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st = {e["name"]: (s, c) for e, s, c in timeline_breakdown.self_times(evs)}
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assert st["RunTask"] == (30.0, "other")
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assert st["FunctionCall"] == (40.0, "scripting")
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assert st["V8.Unknown"] == (10.0, "scripting")
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assert st["Layout"] == (20.0, "rendering")
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def test_vlq_decode():
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assert cpuprofile_top.vlq_decode("AAAA") == [0, 0, 0, 0]
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assert cpuprofile_top.vlq_decode("CAAC") == [1, 0, 0, 1]
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assert cpuprofile_top.vlq_decode("D") == [-1]
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assert cpuprofile_top.vlq_decode("gB") == [16]
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def test_sourcemap_lookup(tmp_path):
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# строка 0: col 0 -> a.js:1:0, col 5 -> a.js:3:2; строка 1: col 0 -> b.js:1:0
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m = {"version": 3, "sources": ["../../../../../web/src/a.js", "../../../../../web/node_modules/x/b.js"],
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"names": [], "mappings": "AAAA,KAEE;ACFF"}
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p = tmp_path / "t.js.map"
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p.write_text(json.dumps(m))
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sm = cpuprofile_top.SourceMap(p)
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assert sm.lookup(0, 3)[:2] == ("web/src/a.js", 1)
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assert sm.lookup(0, 9)[:2] == ("web/src/a.js", 3)
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assert sm.lookup(1, 0)[0] == "web/node_modules/x/b.js"
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assert cpuprofile_top.package_of("web/node_modules/@emotion/hash/dist/x.js") == "node_modules/@emotion/hash"
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