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perf(primitives): add performance audit report and vitest bench baselines

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Library-wide Vue+V8 perf/leak audit (PERF_AUDIT.md) plus bench baselines for the
hot-path modules (timeline, curve-editor, spline, pointer-drag, collection, etc.).
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Andrew Robonen
2026-06-15 16:54:28 +07:00
parent 263c32002f
commit 661a55719e
19 changed files with 6507 additions and 0 deletions
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vue/primitives/.bench-baseline.txt
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✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > screenToContent — over N points 1376ms
· 100 points 1,192,582.00 0.0000 0.8000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.78% 596291
· 1000 points 143,410.00 0.0000 0.2000 0.0070 0.0000 0.1000 0.1000 0.1000 ±2.68% 71705
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > contentToScreen — over N points 1375ms
· 100 points 1,182,360.00 0.0000 6.5000 0.0008 0.0000 0.0000 0.1000 0.1000 ±4.42% 591180
· 1000 points 146,178.76 0.0000 0.3000 0.0068 0.0000 0.1000 0.1000 0.1000 ±2.69% 73104
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > round-trip screen→content→screen — over N points 1365ms
· 100 points 1,179,437.99 0.0000 0.2000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.77% 589719
· 1000 points 141,443.71 0.0000 0.2000 0.0071 0.0000 0.1000 0.1000 0.1000 ±2.68% 70736
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > zoomAtPointer — over N anchor points 1373ms
· 100 points 1,095,020.00 0.0000 0.2000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.76% 547510
· 1000 points 128,084.38 0.0000 0.2000 0.0078 0.0000 0.1000 0.1000 0.1000 ±2.67% 64055
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > clampViewport — zoom-only (no extent) 1343ms
· 100 viewports 964,282.00 0.0000 0.3000 0.0010 0.0000 0.1000 0.1000 0.1000 ±2.77% 482141
· 1000 viewports 107,640.47 0.0000 0.2000 0.0093 0.0000 0.1000 0.1000 0.1000 ±2.65% 53831
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > clampViewport — with translate extent 1330ms
· 100 viewports 902,672.00 0.0000 0.2000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 451336
· 1000 viewports 97,734.45 0.0000 0.4000 0.0102 0.0000 0.1000 0.1000 0.1000 ±2.66% 48877
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > clampViewport — degenerate extent (centring branch) 1334ms
· 100 viewports 919,704.06 0.0000 0.3000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 459944
· 1000 viewports 105,346.00 0.0000 0.2000 0.0095 0.0000 0.1000 0.1000 0.1000 ±2.64% 52673
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > wheelToZoomFactor — over N wheel events 1232ms
· 100 events 174,063.19 0.0000 0.4000 0.0057 0.0000 0.1000 0.1000 0.1000 ±2.70% 87049
· 1000 events 16,542.00 0.0000 0.4000 0.0605 0.1000 0.2000 0.2000 0.2000 ±2.01% 8271
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > wheel-zoom pipeline (factor → clamp → zoomAtPointer) 1238ms
· 100 steps 205,246.00 0.0000 0.3000 0.0049 0.0000 0.1000 0.1000 0.1000 ±2.72% 102623
· 1000 steps 19,588.00 0.0000 0.4000 0.0511 0.1000 0.2000 0.2000 0.2000 ±2.11% 9794
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > drag-pan move (translate + clamp) 1316ms
· 100 moves 822,331.53 0.0000 0.2000 0.0012 0.0000 0.1000 0.1000 0.1000 ±2.76% 411248
· 1000 moves 85,706.86 0.0000 0.2000 0.0117 0.0000 0.1000 0.1000 0.1000 ±2.62% 42862
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > fitViewTransform 2304ms
· single fit 7,124,967.01 0.0000 4.5000 0.0001 0.0000 0.0000 0.0000 0.1000 ±3.29% 3563196
· 100 fits 1,157,900.00 0.0000 1.0000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.80% 578950
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > measureContentRect (real getBoundingClientRect) 616ms
· 100 measurements 17,414.52 0.0000 2.0000 0.0574 0.1000 0.2000 0.2000 0.2000 ±2.20% 8709
✓ |chromium| src/canvas/zoom-pan/__test__/ZoomPan.bench.ts > ViewportRoot — mount with N tiles 1236ms
· 50 tiles — mount + unmount 2,345.61 0.2000 14.2000 0.4263 0.4000 1.0000 6.5000 13.7000 ±10.02% 1204
· 500 tiles — mount + unmount 875.12 0.9000 8.1000 1.1427 1.1000 5.4000 6.8000 8.1000 ±5.54% 438
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > ruler ticks — timecode (per pan/zoom) 1933ms
· timecodeTicks — 100-clip span (~150s) 53,809.24 0.0000 0.3000 0.0186 0.0000 0.1000 0.1000 0.2000 ±2.52% 26910
· timecodeTicks — 1000-clip span (~1500s) 18,988.20 0.0000 0.3000 0.0527 0.1000 0.2000 0.2000 0.2000 ±2.11% 9496
· timecodeTicks — wide window, fixed viewport (1200px) 838,271.99 0.0000 0.3000 0.0012 0.0000 0.1000 0.1000 0.1000 ±2.77% 419136
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > ruler ticks — wall clock (per pan/zoom) 1233ms
· timeTicks — 100-clip span (~150s) 157,950.41 0.0000 0.4000 0.0063 0.0000 0.1000 0.1000 0.1000 ±2.71% 78991
· timeTicks — 1000-clip span (~1500s) 32,748.00 0.0000 0.6000 0.0305 0.1000 0.1000 0.2000 0.2000 ±2.39% 16374
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > scale projection (scaleLinear over clips) 1741ms
· scaleLinear — project 100 clip edges 3,262,253.56 0.0000 0.2000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1631453
· scaleLinear — project 1000 clip edges 466,074.79 0.0000 0.2000 0.0021 0.0000 0.1000 0.1000 0.1000 ±2.74% 233084
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > timecode formatting (per clip label) 1826ms
· timeToTimecode — 100 clip durations 113,117.38 0.0000 0.2000 0.0088 0.0000 0.1000 0.1000 0.1000 ±2.65% 56570
· timeToTimecode — 1000 clip durations 11,245.75 0.0000 0.4000 0.0889 0.1000 0.2000 0.2000 0.3000 ±1.71% 5624
· framesToTimecode — 1000 (raw, pre-converted) 14,099.18 0.0000 0.3000 0.0709 0.1000 0.2000 0.2000 0.2000 ±1.88% 7051
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > snapToFrame (nudge / grid granularity) 1537ms
· snapToFrame — 100 clip starts 2,369,298.14 0.0000 0.3000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1184886
· snapToFrame — 1000 clip starts 308,024.40 0.0000 0.1000 0.0032 0.0000 0.1000 0.1000 0.1000 ±2.73% 154043
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > marquee hit-test (clipIntersectsTime per pointer move) 1743ms
· clipIntersectsTime — 100 clips 3,878,759.99 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1939380
· clipIntersectsTime — 1000 clips 600,243.95 0.0000 0.1000 0.0017 0.0000 0.1000 0.1000 0.1000 ±2.75% 300182
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > clipsDuration (auto-duration recompute) 1897ms
· clipsDuration — 100 clips 4,189,313.97 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2094657
· clipsDuration — 1000 clips 639,822.00 0.0000 0.1000 0.0016 0.0000 0.1000 0.1000 0.1000 ±2.75% 319911
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > applyClipChanges (controlled reducer) 1828ms
· applyClipChanges — 100 clips / 100 changes 115,978.00 0.0000 0.3000 0.0086 0.0000 0.1000 0.1000 0.1000 ±2.67% 57989
· applyClipChanges — 1000 clips / 1000 changes 10,148.00 0.0000 0.5000 0.0985 0.1000 0.2000 0.2000 0.3000 ±1.65% 5074
· applyClipChanges — 1000 clips / single move 17,258.00 0.0000 0.4000 0.0579 0.1000 0.2000 0.2000 0.3000 ±2.05% 8629
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > applyTrackChanges (controlled reducer) 1236ms
· applyTrackChanges — 50 tracks / 50 patches 190,324.00 0.0000 0.3000 0.0053 0.0000 0.1000 0.1000 0.1000 ±2.71% 95162
· applyTrackChanges — 500 tracks / 500 patches 18,284.00 0.0000 0.4000 0.0547 0.1000 0.2000 0.2000 0.3000 ±2.09% 9142
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > TimelineRoot — mount (full tree) 1446ms
· mount — 4 tracks / 50 clips 196.51 3.7000 52.7000 5.0889 4.3000 52.7000 52.7000 52.7000 ±20.03% 99
· mount — 8 tracks / 500 clips 22.7790 34.9000 94.4000 43.9000 41.2000 94.4000 94.4000 94.4000 ±23.28% 12
✓ |chromium| src/canvas/timeline/__test__/Timeline.bench.ts > TimelineRoot — update after prop change 2151ms
· zoom change (pxPerSecond) — 8 tracks / 500 clips 14.4949 59.8000 138.30 68.9900 62.1000 138.30 138.30 138.30 ±25.29% 10
· clips-array swap — 8 tracks / 500 clips 13.0225 66.7000 150.90 76.7900 70.0000 150.90 150.90 150.90 ±24.30% 10
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > buildEvaluator — build cost 5205ms
· linear — 16 anchors 1,234,628.00 0.0000 0.3000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.77% 617314
· linear — 256 anchors 125,932.00 0.0000 0.3000 0.0079 0.0000 0.1000 0.1000 0.1000 ±2.67% 62966
· monotone — 16 anchors 383,598.00 0.0000 0.2000 0.0026 0.0000 0.1000 0.1000 0.1000 ±2.74% 191799
· monotone — 256 anchors 33,197.36 0.0000 0.2000 0.0301 0.1000 0.1000 0.1000 0.2000 ±2.37% 16602
· catmull-rom — 16 anchors 79,434.11 0.0000 1.5000 0.0126 0.0000 0.1000 0.1000 0.1000 ±2.79% 39725
· catmull-rom — 256 anchors 50,563.89 0.0000 1.5000 0.0198 0.0000 0.1000 0.1000 0.2000 ±2.70% 25287
· bezier — 16 anchors 720,043.99 0.0000 0.2000 0.0014 0.0000 0.1000 0.1000 0.1000 ±2.75% 360094
· bezier — 256 anchors 68,496.00 0.0000 0.2000 0.0146 0.0000 0.1000 0.1000 0.1000 ±2.58% 34248
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > evaluator sampling — 256 samples 2576ms
· linear 343,429.32 0.0000 0.2000 0.0029 0.0000 0.1000 0.1000 0.1000 ±2.73% 171749
· monotone 592,140.00 0.0000 0.1000 0.0017 0.0000 0.1000 0.1000 0.1000 ±2.75% 296070
· catmull-rom 248,890.00 0.0000 0.2000 0.0040 0.0000 0.1000 0.1000 0.1000 ±2.72% 124445
· bezier (Newton-Raphson per call) 161,676.00 0.0000 0.2000 0.0062 0.0000 0.1000 0.1000 0.1000 ±2.69% 80838
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > evaluator sampling — 1024 samples (stress) 1848ms
· monotone — 16 anchors 156,256.00 0.0000 0.2000 0.0064 0.0000 0.1000 0.1000 0.1000 ±2.68% 78128
· monotone — 256 anchors (deep binary search) 111,976.00 0.0000 0.2000 0.0089 0.0000 0.1000 0.1000 0.1000 ±2.65% 55988
· bezier — 16 anchors 48,394.00 0.0000 0.3000 0.0207 0.0000 0.1000 0.1000 0.2000 ±2.50% 24197
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > build + sample 256 (full per-edit, 16 anchors) 1864ms
· monotone 185,120.98 0.0000 0.5000 0.0054 0.0000 0.1000 0.1000 0.1000 ±2.71% 92579
· catmull-rom 58,420.32 0.0000 1.5000 0.0171 0.0000 0.1000 0.1000 0.2000 ±2.75% 29216
· bezier 120,559.89 0.0000 0.3000 0.0083 0.0000 0.1000 0.1000 0.1000 ±2.67% 60292
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > toLUT — spline lookup table 1841ms
· monotone — 256 entries 110,670.00 0.0000 0.3000 0.0090 0.0000 0.1000 0.1000 0.1000 ±2.65% 55335
· monotone — 1024 entries 27,216.56 0.0000 0.2000 0.0367 0.1000 0.1000 0.2000 0.2000 ±2.29% 13611
· bezier — 256 entries 82,832.00 0.0000 0.3000 0.0121 0.0000 0.1000 0.1000 0.1000 ±2.62% 41416
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > curve path `d` build — sampled polyline (256 samples) 1217ms
· monotone — sample + project + buildPolylinePath 40,060.00 0.0000 2.3000 0.0250 0.0000 0.1000 0.1000 0.2000 ±2.61% 20030
· catmull-rom — sample + project + buildPolylinePath 36,482.00 0.0000 1.9000 0.0274 0.1000 0.1000 0.1000 0.2000 ±2.53% 18241
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > curve path `d` build — bezier segment chain 1242ms
· 16 anchors (15 segments) 234,902.00 0.0000 1.6000 0.0043 0.0000 0.1000 0.1000 0.1000 ±2.87% 117451
· 256 anchors (255 segments) 11,619.68 0.0000 2.1000 0.0861 0.1000 0.2000 0.2000 0.5000 ±2.14% 5811
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > spline primitives — per-call baselines 5370ms
· linearInterpolate — 256-pt table lookup 7,088,362.35 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3544890
· catmullRom — 16-pt parametric eval 7,313,673.99 0.0000 0.7000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.79% 3656837
· evalCubicBezier — single cubic eval 6,966,088.85 0.0000 0.7000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.79% 3483741
· monotoneCubic — build closure (16 pts) 510,439.91 0.0000 0.3000 0.0020 0.0000 0.1000 0.1000 0.1000 ±2.75% 255271
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > anchor housekeeping 2732ms
· sortAnchors — 16 (unsorted) 1,003,727.99 0.0000 0.3000 0.0010 0.0000 0.0000 0.1000 0.1000 ±2.77% 501864
· sortAnchors — 256 (unsorted) 46,338.73 0.0000 0.4000 0.0216 0.0000 0.1000 0.1000 0.2000 ±2.49% 23174
· anchorsToPoints — 16 1,232,089.59 0.0000 0.6000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.78% 616168
· anchorsToPoints — 256 125,538.00 0.0000 0.3000 0.0080 0.0000 0.1000 0.1000 0.1000 ±2.67% 62769
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > pointer-move clamp math 7694ms
· clampAnchorX — interior anchor (neighbour clamp), 16 7,403,125.41 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3702303
· clampAnchorX — interior anchor (neighbour clamp), 256 7,373,969.27 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3687722
· clampAnchorY — domain clamp 7,443,999.99 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3722000
· simulated updateAnchor step — clamp + slice-replace, 16 6,432,109.99 0.0000 7.2000 0.0002 0.0000 0.0000 0.0000 0.1000 ±3.96% 3216055
· simulated updateAnchor step — clamp + slice-replace, 256 5,501,865.63 0.0000 0.3000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.78% 2751483
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > simulated drag stroke (60 frames, monotone, 16 anchors) 603ms
· clamp + rebuild + sample-256 per frame 3,084.00 0.2000 0.8000 0.3243 0.4000 0.4000 0.5000 0.7000 ±0.94% 1542
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > mount — Root + Curve + N Points 2026ms
· 50 points (monotone) 231.22 3.0000 52.5000 4.3248 3.4000 25.9000 52.5000 52.5000 ±21.15% 121
· 500 points (monotone, stress) 23.6220 32.1000 101.60 42.3333 38.5000 101.60 101.60 101.60 ±28.33% 12
· 50 points (bezier path) 239.62 2.9000 78.0000 4.1733 3.2000 9.8000 78.0000 78.0000 ±30.21% 120
✓ |chromium| src/canvas/curve-editor/__test__/CurveEditor.bench.ts > update after prop change (50 points) 1215ms
· switch interpolation monotone→bezier→monotone 165.90 5.1000 10.5000 6.0277 5.6000 10.5000 10.5000 10.5000 ±5.79% 83
· replace model array (commit an edit) 118.34 7.5000 12.3000 8.4500 8.1000 12.3000 12.3000 12.3000 ±4.39% 60
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > rotatePoint — kernel 2625ms
· rotatePoint × 100 4,186,828.67 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2093833
· rotatePoint × 1000 893,619.28 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 446899
· rotateVector (origin-free) × 1000 896,738.65 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 448459
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > pointer angle math 3950ms
· pointerAngle × 100 3,031,405.99 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1515703
· pointerAngle × 1000 889,550.00 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 444775
· shortestAngleDelta × 1000 900,573.89 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 450377
· normalizeRotation × 1000 1,020,559.89 0.0000 0.1000 0.0010 0.0000 0.0000 0.1000 0.1000 ±2.76% 510382
· snapRotation (15°) × 1000 1,030,022.00 0.0000 0.1000 0.0010 0.0000 0.0000 0.1000 0.1000 ±2.76% 515011
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > rotate drag — per-frame 1280ms
· rotationFromPointer × 100 frames 533,194.00 0.0000 0.1000 0.0019 0.0000 0.1000 0.1000 0.1000 ±2.75% 266597
· rotationFromPointer × 1000 frames 52,782.00 0.0000 0.2000 0.0189 0.0000 0.1000 0.1000 0.1000 ±2.51% 26391
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > resizeEdge — per-frame 3636ms
· resizeEdge corner (no options) × 100 108,148.00 0.0000 0.3000 0.0092 0.0000 0.1000 0.1000 0.1000 ±2.65% 54074
· resizeEdge corner (no options) × 1000 10,806.00 0.0000 0.5000 0.0925 0.1000 0.2000 0.2000 0.3000 ±1.67% 5403
· resizeEdge aspect-locked corner × 1000 8,762.25 0.0000 0.4000 0.1141 0.1000 0.2000 0.2000 0.3000 ±1.50% 4382
· resizeEdge symmetric (Alt) corner × 1000 9,848.00 0.0000 0.3000 0.1015 0.1000 0.2000 0.2000 0.3000 ±1.55% 4924
· resizeEdge edge handle × 1000 13,704.00 0.0000 0.3000 0.0730 0.1000 0.2000 0.2000 0.2000 ±1.85% 6852
· rotated scale frame (rotateVector → resizeEdge) × 1000 8,680.53 0.0000 0.4000 0.1152 0.2000 0.2000 0.2000 0.3000 ±1.55% 4342
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > aspect + axes helpers 1376ms
· applyAspectRatio × 1000 421,907.62 0.0000 0.1000 0.0024 0.0000 0.1000 0.1000 0.1000 ±2.74% 210996
· handleAxes × 8 positions × 125 (=1000) 967,260.00 0.0000 0.1000 0.0010 0.0000 0.1000 0.1000 0.1000 ±2.76% 483630
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > constrain + move 2025ms
· constrainRect × 1000 901,852.00 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 450926
· moveBox × 1000 61,595.68 0.0000 0.2000 0.0162 0.0000 0.1000 0.1000 0.2000 ±2.56% 30804
· resolvePivot (center) × 1000 898,150.37 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 449165
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > local ⇄ world 703ms
· localToWorld → worldToLocal round-trip × 1000 892,126.00 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 446063
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > decomposeTransform — corners 1230ms
· decomposeTransform × 100 175,760.00 0.0000 0.5000 0.0057 0.0000 0.1000 0.1000 0.1000 ±2.72% 87880
· decomposeTransform × 1000 15,972.00 0.0000 0.3000 0.0626 0.1000 0.2000 0.2000 0.2000 ±2.00% 7986
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > TransformBoxRoot — mount full part set 7944ms
· mount + unmount — 1 box (root + 8 handles + rotate + status) 1,188.34 0.5000 47.3000 0.8415 0.7000 6.2000 6.8000 47.3000 ±19.41% 595
· mount + unmount — 50 boxes 26.9024 28.2000 95.9000 37.1714 34.1000 95.9000 95.9000 95.9000 ±26.49% 14
· mount + unmount — 500 boxes (stress) 2.5223 338.90 636.70 396.47 373.10 636.70 636.70 636.70 ±19.60% 10
✓ |chromium| src/canvas/transform-box/__test__/TransformBox.bench.ts > TransformBoxRoot — update after transform change 1010ms
· mount → setProps(transform) → update — 50 boxes 30.7515 27.7000 36.6000 32.5188 34.6000 36.6000 36.6000 36.6000 ±5.11% 16
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > edge-paths — straight 1308ms
· 100 edges 664,128.00 0.0000 0.5000 0.0015 0.0000 0.1000 0.1000 0.1000 ±2.78% 332064
· 1000 edges 72,543.49 0.0000 0.5000 0.0138 0.0000 0.1000 0.1000 0.2000 ±2.61% 36279
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > edge-paths — bezier 1221ms
· 100 edges 77,522.00 0.0000 0.8000 0.0129 0.0000 0.1000 0.1000 0.2000 ±2.64% 38761
· 1000 edges 6,873.25 0.0000 0.6000 0.1455 0.2000 0.3000 0.3000 0.4000 ±1.43% 3438
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > edge-paths — smoothstep (corner builder) 1209ms
· 100 edges 13,001.40 0.0000 0.6000 0.0769 0.1000 0.2000 0.2000 0.4000 ±1.88% 6502
· 1000 edges 1,290.19 0.6000 1.3000 0.7751 0.8000 1.1000 1.3000 1.3000 ±0.87% 646
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > edge-paths — step (zero-radius smoothstep) 1208ms
· 100 edges 12,797.44 0.0000 0.5000 0.0781 0.1000 0.2000 0.2000 0.4000 ±1.89% 6400
· 1000 edges 1,268.48 0.6000 1.6000 0.7883 0.8000 1.3000 1.5000 1.6000 ±1.08% 635
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > pointer math — screenToFlow 1772ms
· 100 moves 3,327,878.00 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1663939
· 1000 moves 533,703.26 0.0000 0.1000 0.0019 0.0000 0.1000 0.1000 0.1000 ±2.75% 266905
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > pointer math — flowToScreen 1695ms
· 100 points 3,548,374.33 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1774542
· 1000 points 596,212.76 0.0000 0.1000 0.0017 0.0000 0.1000 0.1000 0.1000 ±2.75% 298166
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > pointer math — zoomAtPointer (wheel zoom) 1708ms
· 100 wheel steps 3,119,281.99 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1559641
· 1000 wheel steps 466,404.72 0.0000 0.1000 0.0021 0.0000 0.1000 0.1000 0.1000 ±2.74% 233249
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > pointer math — snapPoint (drag with snap-to-grid) 1399ms
· 100 moves 1,187,976.00 0.0000 0.1000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.76% 593988
· 1000 moves 137,674.00 0.0000 0.2000 0.0073 0.0000 0.1000 0.1000 0.1000 ±2.67% 68837
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > getNodesBounds 1430ms
· 100 nodes 1,637,925.99 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 818963
· 1000 nodes 167,484.00 0.0000 0.2000 0.0060 0.0000 0.1000 0.1000 0.1000 ±2.69% 83742
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > fitViewTransform (bounds + fit) 1421ms
· 100 nodes 1,622,870.00 0.0000 0.4000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.77% 811435
· 1000 nodes 168,224.36 0.0000 0.1000 0.0059 0.0000 0.1000 0.1000 0.1000 ±2.69% 84129
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > getNodePositionAbsolute — parent chain (depth 64) 1295ms
· single leaf walk 725,752.85 0.0000 0.1000 0.0014 0.0000 0.1000 0.1000 0.1000 ±2.75% 362949
· 64 nodes (all walked) 25,778.00 0.0000 0.2000 0.0388 0.1000 0.1000 0.2000 0.2000 ±2.25% 12889
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > visibleFlowRect + getVisibleNodeIds (node cull) 1309ms
· 100 nodes 800,992.00 0.0000 0.1000 0.0012 0.0000 0.1000 0.1000 0.1000 ±2.75% 400496
· 1000 nodes 80,856.00 0.0000 0.2000 0.0124 0.0000 0.1000 0.1000 0.1000 ±2.60% 40428
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > getVisibleEdgeIds (edge cull by visible node set) 1310ms
· 100 edges 796,650.67 0.0000 0.2000 0.0013 0.0000 0.1000 0.1000 0.1000 ±2.76% 398405
· 1000 edges 79,270.15 0.0000 0.3000 0.0126 0.0000 0.1000 0.1000 0.1000 ±2.60% 39643
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > getNodesInsideRect (marquee selection) 1429ms
· 100 nodes 1,742,606.00 0.0000 0.4000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.78% 871303
· 1000 nodes 159,956.01 0.0000 0.3000 0.0063 0.0000 0.1000 0.1000 0.1000 ±2.69% 79994
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > findClosestHandle (connect-drag snapping) 1216ms
· 100 nodes 3,915.22 0.1000 0.6000 0.2554 0.3000 0.4000 0.4000 0.6000 ±1.04% 1958
· 1000 nodes 360.41 2.7000 3.2000 2.7746 2.8000 3.2000 3.2000 3.2000 ±0.45% 181
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > applyNodeChanges (drag → position changes) 1223ms
· 100 position changes 115,198.00 0.0000 0.4000 0.0087 0.0000 0.1000 0.1000 0.1000 ±2.68% 57599
· 1000 position changes 10,344.00 0.0000 0.5000 0.0967 0.1000 0.2000 0.2000 0.4000 ±1.67% 5172
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > applyEdgeChanges (select changes) 1223ms
· 100 select changes 113,930.00 0.0000 0.4000 0.0088 0.0000 0.1000 0.1000 0.1000 ±2.68% 56965
· 1000 select changes 10,150.00 0.0000 0.5000 0.0985 0.1000 0.2000 0.2000 0.3000 ±1.63% 5075
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > addEdge (dedupe scan on connect) 1271ms
· append into 100 edges 422,387.52 0.0000 0.3000 0.0024 0.0000 0.1000 0.1000 0.1000 ±2.75% 211236
· append into 1000 edges 41,092.00 0.0000 0.3000 0.0243 0.0000 0.1000 0.1000 0.2000 ±2.47% 20546
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > FlowRoot — mount + unmount 1879ms
· 50 nodes / 50 edges 127.81 5.7000 43.9000 7.8242 6.8000 43.9000 43.9000 43.9000 ±16.28% 66
· 500 nodes / 500 edges 13.8007 64.9000 104.80 72.4600 72.8000 104.80 104.80 104.80 ±11.67% 10
✓ |chromium| src/canvas/flow/__test__/Flow.bench.ts > FlowRoot — re-render after prop change (viewport pan) 4494ms
· 50 nodes — viewport setProps 78.8022 9.3000 97.7000 12.6900 10.0000 97.7000 97.7000 97.7000 ±35.07% 40
· 500 nodes — nodes setProps (controlled replace) 3.8464 234.50 331.70 259.98 258.90 331.70 331.70 331.70 ±7.26% 10
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > tick generation — timeTicks (seconds mode) 1585ms
· realistic window (~15s @ 40px/s) 2,270,653.88 0.0000 0.5000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.80% 1135554
· stress window (1000s @ 4px/s) 628,932.00 0.0000 0.3000 0.0016 0.0000 0.1000 0.1000 0.1000 ±2.76% 314466
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > tick generation — timecodeTicks (timecode mode) 2025ms
· realistic window 659,680.07 0.0000 5.2000 0.0015 0.0000 0.1000 0.1000 0.1000 ±3.44% 329906
· stress window 212,063.59 0.0000 0.3000 0.0047 0.0000 0.1000 0.1000 0.1000 ±2.72% 106053
· realistic window — drop-frame labels 639,334.00 0.0000 0.3000 0.0016 0.0000 0.1000 0.1000 0.1000 ±2.76% 319667
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > tick generation — frameTicks (frames mode) 1226ms
· realistic window — timecode ticker w/ frame labels 13,785.24 0.0000 0.2000 0.0725 0.1000 0.2000 0.2000 0.2000 ±1.87% 6894
· stress window — integer-frame axis 3,373.33 0.2000 0.4000 0.2964 0.3000 0.4000 0.4000 0.4000 ±0.90% 1687
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > tick generation — niceTicks (generic axis) 1620ms
· realistic window 2,482,165.58 0.0000 0.4000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.78% 1241331
· stress window 689,030.00 0.0000 0.3000 0.0015 0.0000 0.1000 0.1000 0.1000 ±2.76% 344515
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > projection math — scaleLinear (time → px) 2085ms
· 100 values 5,357,289.99 0.0000 4.6000 0.0002 0.0000 0.0000 0.0000 0.1000 ±3.29% 2678645
· 1000 values 954,867.03 0.0000 0.1000 0.0010 0.0000 0.1000 0.1000 0.1000 ±2.76% 477529
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > projection math — scaleLinear (px → time, invert) 2082ms
· 100 pixels 5,374,567.97 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2687284
· 1000 pixels 897,614.00 0.0000 0.1000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 448807
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > projection math — roundToStep (snap, pointer path) 1228ms
· 100 values 145,666.87 0.0000 1.2000 0.0069 0.0000 0.1000 0.1000 0.1000 ±2.72% 72848
· 1000 values 13,971.21 0.0000 0.4000 0.0716 0.1000 0.2000 0.2000 0.2000 ±1.90% 6987
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > useScale — projector closures 1260ms
· scale() × 1000 24,637.07 0.0000 0.3000 0.0406 0.1000 0.2000 0.2000 0.2000 ±2.24% 12321
· invert() × 100 (pointer sweep) 362,189.56 0.0000 5.2000 0.0028 0.0000 0.1000 0.1000 0.1000 ±3.41% 181131
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > label formatting — per mode 3045ms
· formatClock × 1000 (seconds) 58,456.00 0.0000 0.4000 0.0171 0.0000 0.1000 0.1000 0.2000 ±2.55% 29228
· formatTimecode × 1000 (timecode) 14,244.00 0.0000 0.4000 0.0702 0.1000 0.2000 0.2000 0.2000 ±1.92% 7122
· framesToTimecode × 1000 — drop-frame 11,798.00 0.0000 0.3000 0.0848 0.1000 0.2000 0.2000 0.2000 ±1.75% 5899
· formatFrames × 1000 (frames) 126.51 7.8000 8.0000 7.9047 7.9000 8.0000 8.0000 8.0000 ±0.20% 64
· formatTimeForMode × 1000 — dispatch (timecode) 14,360.00 0.0000 0.5000 0.0696 0.1000 0.2000 0.2000 0.2000 ±1.90% 7180
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > mode plumbing 3848ms
· modeToTickKind × 3 modes 7,138,575.98 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3569288
· tickFormatFor × 3 modes 7,160,973.99 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3580487
· secondsToFrames × 1000 900,848.00 0.0000 0.2000 0.0011 0.0000 0.1000 0.1000 0.1000 ±2.76% 450424
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > TimeRulerRoot — mount 1816ms
· mount — seconds mode 3,622.55 0.1000 7.5000 0.2760 0.3000 0.5000 5.6000 6.9000 ±7.69% 1812
· mount — timecode mode 3,641.08 0.1000 15.8000 0.2746 0.3000 0.5000 4.9000 10.0000 ±9.53% 1826
· mount — frames mode 3,690.00 0.1000 17.4000 0.2710 0.3000 0.4000 3.8000 5.9000 ±8.82% 1845
✓ |chromium| src/canvas/time-ruler/__test__/TimeRuler.bench.ts > TimeRulerRoot — re-render after prop change 1807ms
· zoom change (pan/zoom gesture stream) 2,864.85 0.2000 16.5000 0.3491 0.3000 0.6000 4.5000 5.0000 ±8.18% 1433
· offset change (pan stream) 2,864.85 0.2000 19.1000 0.3491 0.3000 0.6000 4.7000 18.3000 ±11.20% 1433
· mode change (timecode → frames, regenerate ladder) 2,636.42 0.2000 19.4000 0.3793 0.4000 0.7000 4.7000 5.4000 ±9.04% 1319
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > resolveAxisLock — per-frame axis decision 4332ms
· static axis "x" — fast path (100 frames) 5,190,889.99 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2595445
· axis "both", no shift-lock (100 frames) 5,139,134.18 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2570081
· axis "both" + shift-lock dominant-axis pick (100 frames) 3,188,760.26 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1594699
· axis "both" + shift-lock dominant-axis pick (1000 frames) 536,272.00 0.0000 0.1000 0.0019 0.0000 0.1000 0.1000 0.1000 ±2.75% 268136
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > computeFrame — single frame (feature on/off matrix) 4741ms
· free move, no snap/bounds/rect 7,265,881.98 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3632941
· axis-locked + scalar snap + bounds + rect (all features) 7,268,978.27 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3635216
· tuple snap + bounds (per-axis grid) 7,100,307.97 0.0000 0.3000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3550154
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > computeFrame — full gesture stream 2307ms
· 100 frames — free move (no snap/bounds) 2,542,427.52 0.0000 0.1000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1271468
· 100 frames — snap + bounds + rect 1,352,931.41 0.0000 0.1000 0.0007 0.0000 0.0000 0.1000 0.1000 ±2.76% 676601
· 1000 frames — snap + bounds + rect (stress) 158,140.37 0.0000 0.2000 0.0063 0.0000 0.1000 0.1000 0.1000 ±2.68% 79086
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > simulated flush() pipeline — resolveAxisLock + computeFrame 2103ms
· 100 moves — shift-lock, no snap/bounds 1,252,108.00 0.0000 0.2000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.76% 626054
· 100 moves — shift-lock + snap + bounds + rect 714,692.00 0.0000 0.2000 0.0014 0.0000 0.1000 0.1000 0.1000 ±2.76% 357346
· 1000 moves — shift-lock + snap + bounds + rect (stress) 71,891.62 0.0000 0.2000 0.0139 0.0000 0.1000 0.1000 0.1000 ±2.59% 35953
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > usePointerDrag — mount N instances 1444ms
· mount 50 draggable handles 3,532.68 0.1000 16.5000 0.2831 0.3000 4.5000 5.5000 8.6000 ±10.78% 1778
· mount 500 draggable handles (stress) 375.97 2.0000 9.8000 2.6598 2.3000 8.8000 9.8000 9.8000 ±8.40% 189
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > usePointerDrag — update after prop change 806ms
· 50 handles → re-render to 60 handles 1,159.21 0.2000 379.80 0.8627 0.4000 5.2000 5.8000 379.80 ±105.99% 814
✓ |chromium| src/internal/pointer-drag/__test__/PointerDrag.bench.ts > usePointerDrag — live event round-trip (rAF-coalesced) 2625ms
· mount + down + 20 moves + up 5.7202 173.00 176.30 174.82 176.10 176.30 176.30 176.30 ±0.48% 10
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > countBars 3183ms
· small body (300px) 7,352,141.59 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3676806
· large body (1800px) 7,120,649.88 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3561037
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > resamplePeaks — by source length (100 buckets) 2620ms
· 100 peaks 1,162,090.00 0.0000 0.4000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.82% 581045
· 1000 peaks 274,426.00 0.0000 0.3000 0.0036 0.0000 0.1000 0.1000 0.1000 ±2.74% 137213
· 10000 peaks 32,241.55 0.0000 0.3000 0.0310 0.1000 0.1000 0.2000 0.2000 ±2.39% 16124
· 10000 peaks (Float32Array) 28,240.00 0.0000 0.4000 0.0354 0.1000 0.2000 0.2000 0.2000 ±2.35% 14120
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > resamplePeaks — by bucket count (10000 peaks) 1815ms
· 100 buckets 30,416.00 0.0000 0.3000 0.0329 0.1000 0.1000 0.2000 0.2000 ±2.37% 15208
· 600 buckets 24,258.00 0.0000 0.4000 0.0412 0.1000 0.2000 0.2000 0.2000 ±2.27% 12129
· upsample → 2000 buckets 17,884.42 0.0000 0.4000 0.0559 0.1000 0.2000 0.2000 0.3000 ±2.12% 8944
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > resamplePeaks — windowed slice (zoom/scroll) 1219ms
· full window — 600 buckets over 10000 24,211.16 0.0000 0.4000 0.0413 0.1000 0.2000 0.2000 0.3000 ±2.26% 12108
· 25% zoom window — 600 buckets over slice 81,302.00 0.0000 0.5000 0.0123 0.0000 0.1000 0.1000 0.2000 ±2.65% 40651
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > buildBars — bars-mode geometry 1837ms
· 100 bars from 1000 peaks 192,124.00 0.0000 0.4000 0.0052 0.0000 0.1000 0.1000 0.1000 ±2.73% 96062
· 600 bars from 10000 peaks 20,179.96 0.0000 0.5000 0.0496 0.1000 0.2000 0.2000 0.3000 ±2.19% 10092
· 600 bars from 10000 peaks (Float32Array) 20,065.99 0.0000 0.5000 0.0498 0.1000 0.2000 0.2000 0.3000 ±2.19% 10035
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > buildBars — sliding window (simulated scrub/zoom recompute) 608ms
· 600 bars, window slides per iteration 48,556.00 0.0000 0.3000 0.0206 0.0000 0.1000 0.1000 0.2000 ±2.52% 24278
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > buildPathPoints — path-mode silhouette 1229ms
· 256 samples from 1000 peaks 143,684.00 0.0000 0.3000 0.0070 0.0000 0.1000 0.1000 0.1000 ±2.68% 71842
· 1024 samples from 10000 peaks 17,946.41 0.0000 0.4000 0.0557 0.1000 0.2000 0.2000 0.2000 ±2.08% 8975
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > buildSmoothPath — Catmull-Rom path string 1814ms
· 256 points, tension 0 20,822.00 0.0000 12.7000 0.0480 0.1000 0.2000 0.2000 0.3000 ±5.58% 10411
· 256 points, tension 0.5 21,690.00 0.0000 1.8000 0.0461 0.1000 0.2000 0.2000 0.3000 ±2.49% 10845
· 1024 points, tension 0 3,891.22 0.1000 1.9000 0.2570 0.3000 0.5000 0.6000 1.9000 ±1.71% 1946
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > WaveformRoot + WaveformBars — mount 1212ms
· mount with ~50-bar fixture 3,469.92 0.1000 25.3000 0.2882 0.3000 0.6000 4.6000 14.5000 ±12.57% 1736
· mount with ~500-bar fixture 2,211.16 0.3000 7.5000 0.4523 0.4000 2.1000 2.3000 3.4000 ±4.26% 1110
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > WaveformRoot — update after prop change 1209ms
· currentTime change → patch 3,270.69 0.1000 4.4000 0.3057 0.3000 0.6000 3.7000 4.3000 ±5.00% 1636
· peaks swap → re-resample + patch 3,008.00 0.1000 26.9000 0.3324 0.3000 0.4000 4.2000 18.1000 ±13.36% 1504
✓ |chromium| src/canvas/waveform/__test__/Waveform.bench.ts > WaveformRoot + WaveformPath — mount 1212ms
· path mode, 256 samples 3,722.51 0.1000 26.3000 0.2686 0.3000 0.4000 4.8000 21.6000 ±14.62% 1862
· path mode, 1024 samples 3,783.24 0.1000 24.8000 0.2643 0.2000 0.5000 4.8000 23.8000 ±14.72% 1892
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > sampleKeyframes — single sample by curve size 2895ms
· 100 keyframes — sample mid-range 6,003,987.24 0.0000 0.4000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 3002594
· 1000 keyframes — sample mid-range 6,322,849.43 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 3162057
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > sampleKeyframes — full curve sweep (per-frame readout) 1241ms
· 100 keyframes × 120 samples 131,984.00 0.0000 0.3000 0.0076 0.0000 0.1000 0.1000 0.1000 ±2.68% 65992
· 1000 keyframes × 120 samples 132,100.00 0.0000 0.4000 0.0076 0.0000 0.1000 0.1000 0.1000 ±2.68% 66050
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > solveBezierX — easing solve 1954ms
· identity (linear) × 64 4,689,626.08 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2345282
· ease-in-out (Newton-Raphson) × 64 684,475.11 0.0000 0.1000 0.0015 0.0000 0.1000 0.1000 0.1000 ±2.75% 342306
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > sortKeyframes — reconcile / commit 1289ms
· 100 keyframes (reverse-sorted input) 572,597.48 0.0000 0.3000 0.0017 0.0000 0.1000 0.1000 0.1000 ±2.77% 286356
· 1000 keyframes (reverse-sorted input) 58,944.00 0.0000 0.5000 0.0170 0.0000 0.1000 0.1000 0.2000 ±2.58% 29472
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > clampKeyframeTime — neighbour clamp (pointer drag) 1495ms
· 100 keyframes × 100 moves 1,118,014.00 0.0000 0.1000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.76% 559007
· 1000 keyframes × 100 moves 1,098,890.23 0.0000 0.1000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.76% 549555
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > snapTimeToFrame — frame-grid quantize 942ms
· 100 quantize ops @30fps 2,803,763.98 0.0000 0.4000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1401882
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > defaultKeyframeValueText — aria-valuetext 653ms
· 100 value-text formats (with property) 374,868.00 0.0000 2.1000 0.0027 0.0000 0.1000 0.1000 0.1000 ±2.87% 187434
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > KeyframeTrackRoot — mount + unmount 3241ms
· mount 50 keyframes 124.68 6.5000 17.3000 8.0206 7.5000 17.3000 17.3000 17.3000 ±7.59% 63
· mount 500 keyframes 5.5850 167.40 205.80 179.05 182.80 205.80 205.80 205.80 ±4.79% 10
✓ |chromium| src/canvas/keyframe-track/__test__/KeyframeTrack.bench.ts > KeyframeTrackRoot — re-render after prop change 3593ms
· 50 keyframes — duration change + flush 106.93 8.1000 14.6000 9.3519 8.8000 14.6000 14.6000 14.6000 ±5.96% 54
· 500 keyframes — duration change + flush 5.0792 191.20 211.80 196.88 198.90 211.80 211.80 211.80 ±2.12% 10
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > evalCubicBezier — sweep t 2273ms
· 100 params 5,712,887.99 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2856444
· 1000 params 1,745,702.86 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 873026
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > cubicBezierTangent — sweep t 2221ms
· 100 params 5,713,947.23 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2857545
· 1000 params 1,732,195.56 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 866271
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > solveBezierX — ease (x→y) 1966ms
· 100 params 430,674.00 0.0000 0.3000 0.0023 0.0000 0.1000 0.1000 0.1000 ±2.75% 215337
· 1000 params 75,640.00 0.0000 0.2000 0.0132 0.0000 0.1000 0.1000 0.1000 ±2.59% 37820
· 1000 params — identity short-circuit 746,870.00 0.0000 0.1000 0.0013 0.0000 0.1000 0.1000 0.1000 ±2.75% 373435
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > cubicBezier1D — scalar Bernstein 799ms
· 1000 params 1,727,796.00 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 863898
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > catmullRom — sweep t 2559ms
· 50 knots × 100 params 573,049.39 0.0000 0.2000 0.0017 0.0000 0.1000 0.1000 0.1000 ±2.75% 286582
· 500 knots × 100 params 566,750.00 0.0000 0.2000 0.0018 0.0000 0.1000 0.1000 0.1000 ±2.75% 283375
· 500 knots × 1000 params 61,514.00 0.0000 0.2000 0.0163 0.0000 0.1000 0.1000 0.2000 ±2.56% 30757
· 500 knots × 1000 params — closed 25,026.00 0.0000 0.5000 0.0400 0.1000 0.2000 0.2000 0.2000 ±2.28% 12513
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > monotoneCubic — build 1223ms
· 100 knots 107,972.00 0.0000 0.4000 0.0093 0.0000 0.1000 0.1000 0.1000 ±2.65% 53986
· 1000 knots 11,616.00 0.0000 0.4000 0.0861 0.1000 0.2000 0.2000 0.3000 ±1.74% 5808
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > monotoneCubic — apply (pre-built fn) 1841ms
· 100 knots → 256-LUT 112,353.53 0.0000 0.2000 0.0089 0.0000 0.1000 0.1000 0.1000 ±2.65% 56188
· 1000 knots → 256-LUT 98,026.39 0.0000 0.3000 0.0102 0.0000 0.1000 0.1000 0.1000 ±2.64% 49023
· 1000 knots → 1024-LUT 22,792.00 0.0000 0.3000 0.0439 0.1000 0.2000 0.2000 0.2000 ±2.19% 11396
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > monotoneCubic — build + apply (knots changed) 1211ms
· 100 knots → build + 256-LUT 51,035.79 0.0000 0.3000 0.0196 0.0000 0.1000 0.1000 0.2000 ±2.51% 25523
· 1000 knots → build + 256-LUT 10,241.95 0.0000 0.4000 0.0976 0.1000 0.2000 0.2000 0.3000 ±1.64% 5122
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > linearInterpolate — query sweep 1218ms
· 100 knots × 1000 queries 58,300.00 0.0000 0.2000 0.0172 0.0000 0.1000 0.1000 0.2000 ±2.54% 29150
· 1000 knots × 1000 queries 45,376.00 0.0000 0.2000 0.0220 0.0000 0.1000 0.1000 0.2000 ±2.47% 22688
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > sampleToPolyline — bezier curve 1256ms
· 100 segments 302,246.00 0.0000 0.2000 0.0033 0.0000 0.1000 0.1000 0.1000 ±2.73% 151123
· 1000 segments 29,642.07 0.0000 0.2000 0.0337 0.1000 0.1000 0.2000 0.2000 ±2.33% 14824
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > sampleFnToPolyline — monotone curve 1244ms
· 100 segments 237,716.46 0.0000 0.2000 0.0042 0.0000 0.1000 0.1000 0.1000 ±2.72% 118882
· 1000 segments 24,476.00 0.0000 0.3000 0.0409 0.1000 0.2000 0.2000 0.2000 ±2.24% 12238
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > buildPolylinePath — string concat 1248ms
· 100 points 292,709.46 0.0000 5.2000 0.0034 0.0000 0.1000 0.1000 0.1000 ±3.40% 146384
· 1000 points 20,331.93 0.0000 4.1000 0.0492 0.1000 0.2000 0.2000 0.3000 ±2.83% 10168
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > buildSmoothPath — Catmull-Rom cubics 1836ms
· 50 points 164,496.00 0.0000 1.7000 0.0061 0.0000 0.1000 0.1000 0.1000 ±2.90% 82248
· 500 points 11,876.00 0.0000 2.8000 0.0842 0.1000 0.2000 0.3000 0.5000 ±2.30% 5938
· 500 points — tension 0.5 11,907.62 0.0000 1.5000 0.0840 0.1000 0.2000 0.2000 0.8000 ±2.10% 5955
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > buildBezierPath — single segment 1584ms
· 1 segment 7,229,343.95 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3614672
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > pointer-move — smooth path rebuild 622ms
· drag mutate + buildSmoothPath (64 points) 124,047.19 0.0000 3.3000 0.0081 0.0000 0.1000 0.1000 0.1000 ±3.04% 62036
✓ |chromium| src/internal/spline/__test__/Spline.bench.ts > pointer-move — curve recompute 609ms
· mutate knot + monotoneCubic + 256-LUT (100 knots) 50,884.00 0.0000 0.4000 0.0197 0.0000 0.1000 0.1000 0.2000 ±2.52% 25442
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: scaleLinear (pointer projection) 2187ms
· scaleLinear ×100 5,601,259.99 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2800630
· scaleLinear ×1000 1,711,881.63 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 856112
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: roundToStep (snap-to-step hot path) 1223ms
· roundToStep ×100 139,038.19 0.0000 0.4000 0.0072 0.0000 0.1000 0.1000 0.1000 ±2.69% 69533
· roundToStep ×1000 14,550.00 0.0000 0.3000 0.0687 0.1000 0.2000 0.2000 0.2000 ±1.93% 7275
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: getStepDecimals (per-step cache miss) 609ms
· getStepDecimals ×1000 (varied step) 57,814.44 0.0000 0.4000 0.0173 0.0000 0.1000 0.1000 0.2000 ±2.55% 28913
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: getClosestValueIndex (nearest-thumb pick) 1233ms
· 100 thumbs ×100 picks 185,872.83 0.0000 0.2000 0.0054 0.0000 0.1000 0.1000 0.1000 ±2.70% 92955
· 1000 thumbs ×100 picks 19,448.00 0.0000 0.2000 0.0514 0.1000 0.2000 0.2000 0.2000 ±2.09% 9724
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: hasMinStepsBetweenSortedValues (drag invariant) 2044ms
· 100 values 5,019,368.13 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2510186
· 1000 values 1,238,818.25 0.0000 0.1000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.76% 619533
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > math: niceNum (tick rounding primitive) 866ms
· niceNum ×1000 (varied magnitude) 1,927,046.59 0.0000 0.1000 0.0005 0.0000 0.0000 0.1000 0.1000 ±2.76% 963716
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > ticks: niceTicks (realistic vs stress) 2234ms
· realistic (600s axis) 2,542,638.00 0.0000 0.4000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.78% 1271319
· stress (10h axis, dense range) 186,886.00 0.0000 0.3000 0.0054 0.0000 0.1000 0.1000 0.1000 ±2.72% 93443
· stress + custom format 164,223.16 0.0000 0.4000 0.0061 0.0000 0.1000 0.1000 0.1000 ±2.73% 82128
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > ticks: timeTicks (human time ladder) 1426ms
· realistic (600s axis) 1,647,574.49 0.0000 0.4000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.77% 823952
· stress (10h axis, dense range) 53,833.23 0.0000 0.3000 0.0186 0.0000 0.1000 0.1000 0.2000 ±2.53% 26922
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > ticks: timecodeTicks (frame-aligned, fps conversion) 1297ms
· realistic (600s @ 30fps) 548,354.33 0.0000 0.4000 0.0018 0.0000 0.1000 0.1000 0.1000 ±2.77% 274232
· stress (10h @ 29.97fps drop-frame labels) 57,158.00 0.0000 0.4000 0.0175 0.0000 0.1000 0.1000 0.2000 ±2.57% 28579
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > ticks: frameTicks (integer-frame axis) 1210ms
· realistic (18000-frame axis) 15,666.00 0.0000 0.2000 0.0638 0.1000 0.2000 0.2000 0.2000 ±1.96% 7833
· stress (1.08M-frame axis, dense range) 583.65 1.6000 2.2000 1.7134 1.7000 1.8000 1.8000 2.2000 ±0.45% 292
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > timecode: framesToTimecode label formatting 1843ms
· non-drop ×100 131,950.00 0.0000 0.5000 0.0076 0.0000 0.1000 0.1000 0.1000 ±2.69% 65975
· drop-frame 29.97 ×100 98,946.00 0.0000 0.4000 0.0101 0.0000 0.1000 0.1000 0.1000 ±2.65% 49473
· drop-frame 29.97 ×1000 11,649.67 0.0000 0.5000 0.0858 0.1000 0.2000 0.2000 0.2000 ±1.76% 5826
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > timecode: scalar label formatters 2705ms
· formatClock ×1000 38,464.00 0.0000 0.5000 0.0260 0.1000 0.1000 0.1000 0.2000 ±2.44% 19232
· formatTimecode ×1000 (@30fps) 14,127.17 0.0000 0.5000 0.0708 0.1000 0.2000 0.2000 0.3000 ±1.93% 7065
· formatFrames ×1000 125.00 7.8000 8.1000 8.0000 8.0000 8.1000 8.1000 8.1000 ±0.20% 63
· secondsToFrames ×1000 1,958,522.30 0.0000 0.1000 0.0005 0.0000 0.0000 0.1000 0.1000 ±2.76% 979457
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > useScale: composable construction 2233ms
· build (plain options) 3,913,615.30 0.0000 0.2000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1957199
· build (clamp + step + ticks) 3,798,454.33 0.0000 5.6000 0.0003 0.0000 0.0000 0.0000 0.1000 ±3.54% 1899607
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > useScale: pointer-move loop (scale/invert/roundValue) 1825ms
· invert+round ×100 events 75,092.00 0.0000 0.3000 0.0133 0.0000 0.1000 0.1000 0.1000 ±2.59% 37546
· invert+round ×1000 events 7,250.55 0.0000 0.5000 0.1379 0.2000 0.3000 0.3000 0.4000 ±1.43% 3626
· scale ×1000 events 32,496.00 0.0000 0.2000 0.0308 0.1000 0.1000 0.2000 0.2000 ±2.36% 16248
✓ |chromium| src/internal/scale/__test__/Scale.bench.ts > useScale: reactive tick recompute on domain change (zoom/pan) 664ms
· zoom step → recompute ticks/major/minor 425,508.00 0.0000 11.8000 0.0024 0.0000 0.1000 0.1000 0.1000 ±6.84% 212754
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > pointer → saturation/value math 2226ms
· pointerToSV — 100 moves (ltr) 2,405,101.98 0.0000 0.1000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1202551
· pointerToSV — 1000 moves (ltr) 333,625.28 0.0000 0.1000 0.0030 0.0000 0.1000 0.1000 0.1000 ±2.73% 166846
· pointerToSV — 1000 moves (rtl flip) 336,208.76 0.0000 0.1000 0.0030 0.0000 0.1000 0.1000 0.1000 ±2.73% 168138
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > clampChannel — channel clamp 681ms
· clampChannel — 1000 calls 675,342.93 0.0000 0.2000 0.0015 0.0000 0.1000 0.1000 0.1000 ±2.75% 337739
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > hsvToRgb — hue background recompute 1839ms
· hsvToRgb — 100 colors 187,550.00 0.0000 0.4000 0.0053 0.0000 0.1000 0.1000 0.1000 ±2.71% 93775
· hsvToRgb — 1000 colors 21,726.00 0.0000 0.3000 0.0460 0.1000 0.2000 0.2000 0.2000 ±2.19% 10863
· hsvaToCss — 1000 colors (full hsva) 15,998.80 0.0000 0.3000 0.0625 0.1000 0.2000 0.2000 0.2000 ±1.96% 8001
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > preserve-hue setters — drag/key commit 1228ms
· setSaturationValue — 1000 commits (sweep incl. grey) 477.43 1.7000 14.6000 2.0946 1.9000 9.7000 9.8000 14.6000 ±8.93% 239
· setSaturation + setValue — 1000 key nudges 215.27 3.7000 20.6000 4.6454 4.0000 14.5000 20.6000 20.6000 ±11.18% 108
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > mount — ColorAreaRoot + N thumbs 1574ms
· mount + unmount — 50 thumbs 481.33 1.6000 8.4000 2.0776 1.8000 8.1000 8.3000 8.4000 ±7.89% 241
· mount + unmount — 500 thumbs 48.6003 16.5000 31.7000 20.5760 24.1000 31.7000 31.7000 31.7000 ±8.52% 25
✓ |chromium| src/color/color-area/__test__/ColorArea.bench.ts > update — re-render after HSVA change 603ms
· 1 thumb — mount then patch new HSVA 8,746.25 0.0000 14.5000 0.1143 0.1000 0.2000 0.3000 6.4000 ±9.94% 4374
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > histogramMax — peak scan 4098ms
· 100 bins 4,995,467.98 0.0000 0.1000 0.0002 0.0000 0.0000 0.0000 0.1000 ±2.77% 2497734
· 256 bins 3,199,458.11 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1600049
· 1000 bins 1,277,438.00 0.0000 0.1000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.76% 638719
· 256 bins — all zero (guard path) 3,267,112.59 0.0000 0.1000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.77% 1633883
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > projectBars — linear (peak scan + normalise + alloc) 1886ms
· 100 bins 340,717.86 0.0000 1.0000 0.0029 0.0000 0.1000 0.1000 0.1000 ±2.76% 170393
· 256 bins 141,573.69 0.0000 0.5000 0.0071 0.0000 0.1000 0.1000 0.1000 ±2.70% 70801
· 1000 bins 35,842.00 0.0000 0.6000 0.0279 0.1000 0.1000 0.1000 0.2000 ±2.44% 17921
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > projectBars — log (log1p per bin + alloc) 1865ms
· 100 bins 269,120.18 0.0000 0.6000 0.0037 0.0000 0.1000 0.1000 0.1000 ±2.73% 134587
· 256 bins 107,862.00 0.0000 0.6000 0.0093 0.0000 0.1000 0.1000 0.1000 ±2.68% 53931
· 1000 bins 24,446.00 0.0000 0.9000 0.0409 0.1000 0.2000 0.2000 0.2000 ±2.29% 12223
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > projectBars — all-zero guard (no NaN, no divide) 1244ms
· 256 bins — linear 144,297.14 0.0000 0.6000 0.0069 0.0000 0.1000 0.1000 0.1000 ±2.72% 72163
· 256 bins — log 142,830.00 0.0000 0.5000 0.0070 0.0000 0.1000 0.1000 0.1000 ±2.71% 71415
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > projectBarHeight — per-bin scalar (1000x loop) 1613ms
· linear x1000 1,734,069.99 0.0000 0.2000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 867035
· log x1000 1,715,284.95 0.0000 0.1000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.76% 857814
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > per-channel projection (RGB composite, record data) 1209ms
· 4 channels x 100 bins x 2 scales 33,410.00 0.0000 1.1000 0.0299 0.1000 0.1000 0.1000 0.2000 ±2.45% 16705
· 4 channels x 1000 bins x 2 scales 3,681.26 0.1000 0.9000 0.2716 0.3000 0.4000 0.4000 0.9000 ±1.11% 1841
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > HistogramRoot + HistogramBars — mount 1843ms
· 50 bars (linear) 1,078.00 0.6000 31.0000 0.9276 0.8000 5.1000 5.2000 31.0000 ±13.21% 539
· 500 bars (linear) 137.50 5.5000 40.9000 7.2725 6.3000 40.9000 40.9000 40.9000 ±14.68% 69
· 500 bars (log) 135.59 5.6000 49.4000 7.3750 6.3000 49.4000 49.4000 49.4000 ±17.87% 68
✓ |chromium| src/canvas/histogram/__test__/Histogram.bench.ts > HistogramRoot + HistogramBars — update after prop change 1266ms
· 500 bars — scaleType linear → log 96.9721 8.8000 13.6000 10.3122 12.2000 13.6000 13.6000 13.6000 ±4.41% 49
· record data — channel l → rgb (expand to 3 primaries) 166.20 4.6000 47.2000 6.0167 5.0000 47.2000 47.2000 47.2000 ±17.36% 84
✓ |chromium| src/internal/utils/__test__/getRawChildren.bench.ts > getRawChildren 4228ms
· flat elements 6,294,584.19 0.0000 4.6000 0.0002 0.0000 0.0000 0.0000 0.1000 ±3.32% 3148551
· mixed elements and comments 1,001,372.00 0.0000 0.3000 0.0010 0.0000 0.0000 0.1000 0.1000 ±2.77% 500686
· single fragment with children 1,208,230.35 0.0000 0.3000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.77% 604236
· nested fragments (depth 5) 499,336.13 0.0000 0.3000 0.0020 0.0000 0.1000 0.1000 0.1000 ±2.75% 249718
· wide fragment (50 children) 86,290.74 0.0000 0.4000 0.0116 0.0000 0.1000 0.1000 0.1000 ±2.63% 43154
✓ |chromium| src/internal/utils/__test__/getRawChildren.bench.ts > getRawChildren — BAIL path 2383ms
· 1 keyed fragment (no BAIL) 1,520,578.00 0.0000 0.3000 0.0007 0.0000 0.0000 0.1000 0.1000 ±2.78% 760289
· 2 keyed fragments (BAIL triggered) 1,533,169.38 0.0000 0.4000 0.0007 0.0000 0.0000 0.1000 0.1000 ±2.79% 766738
· 3 keyed fragments (BAIL triggered) 1,175,990.00 0.0000 0.4000 0.0009 0.0000 0.0000 0.1000 0.1000 ±2.77% 587995
✓ |chromium| src/internal/utils/__test__/getRawChildren.bench.ts > patch — optimized vs BAIL patchFlag 2535ms
· patch with TEXT patchFlag 188,428.83 0.0000 3.6000 0.0053 0.0000 0.1000 0.1000 0.1000 ±5.49% 94384
· patch with BAIL patchFlag 186,314.00 0.0000 3.8000 0.0054 0.0000 0.1000 0.1000 0.1000 ±5.34% 93157
· patch with CLASS patchFlag 186,798.64 0.0000 5.4000 0.0054 0.0000 0.1000 0.1000 0.1000 ±5.87% 93418
· patch with CLASS→BAIL patchFlag 189,736.00 0.0000 3.9000 0.0053 0.0000 0.1000 0.1000 0.1000 ±5.56% 94868
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > baseline: raw h() 2736ms
· h() — 1 attr 2,030,339.94 0.0000 0.5000 0.0005 0.0000 0.0000 0.0000 0.1000 ±2.79% 1015373
· h() — 5 attrs 2,006,400.00 0.0000 4.1000 0.0005 0.0000 0.0000 0.0000 0.1000 ±3.20% 1003200
· h() — 15 attrs 1,971,350.00 0.0000 0.5000 0.0005 0.0000 0.0000 0.1000 0.1000 ±2.79% 985675
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > baseline: raw cloneVNode() 3321ms
· cloneVNode — 1 attr 4,866,745.99 0.0000 4.4000 0.0002 0.0000 0.0000 0.0000 0.1000 ±3.26% 2433373
· cloneVNode — 5 attrs 3,803,831.25 0.0000 0.4000 0.0003 0.0000 0.0000 0.0000 0.1000 ±2.78% 1902296
· cloneVNode — 15 attrs 2,318,270.00 0.0000 0.3000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1159135
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > Primitive vs h() 2658ms
· h("div") — baseline 1,979,428.12 0.0000 5.8000 0.0005 0.0000 0.0000 0.0000 0.1000 ±3.58% 989912
· Primitive({ as: "div" }) 2,033,420.00 0.0000 0.4000 0.0005 0.0000 0.0000 0.0000 0.1000 ±2.78% 1016710
· Primitive({ as: "template" }) — Slot mode 2,260,389.99 0.0000 0.4000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.78% 1130195
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > Slot — scaling by attrs 2697ms
· 1 attr 2,604,471.11 0.0000 4.7000 0.0004 0.0000 0.0000 0.0000 0.1000 ±3.32% 1302496
· 5 attrs 2,245,925.99 0.0000 0.3000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.77% 1122963
· 15 attrs (mixed types) 1,642,142.00 0.0000 0.3000 0.0006 0.0000 0.0000 0.1000 0.1000 ±2.77% 821071
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > Slot — edge cases 2331ms
· child with comments to skip 1,212,457.51 0.0000 0.3000 0.0008 0.0000 0.0000 0.1000 0.1000 ±2.77% 606350
· no default slot 7,219,866.03 0.0000 0.1000 0.0001 0.0000 0.0000 0.0000 0.1000 ±2.77% 3610655
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > Slot — fresh attrs per call 1768ms
· 5 attrs (stable ref) 2,232,887.43 0.0000 0.3000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.78% 1116667
· 5 attrs (new object) 2,244,653.07 0.0000 0.4000 0.0004 0.0000 0.0000 0.0000 0.1000 ±2.79% 1122551
✓ |chromium| src/internal/primitive/__test__/Primitive.bench.ts > Primitive — mount + update via render() 1852ms
· h("div") — mount + update 135,494.00 0.0000 6.2000 0.0074 0.0000 0.1000 0.1000 0.1000 ±6.78% 67747
· Primitive({ as: "div" }) — mount + update 39,210.00 0.0000 6.5000 0.0255 0.0000 0.1000 0.1000 0.2000 ±6.71% 19605
· Primitive({ as: "template" }) — mount + update 39,744.05 0.0000 19.9000 0.0252 0.0000 0.1000 0.1000 0.2000 ±10.03% 19876