v1.1.0: pooled runtime, 959 tests, production hardening (0 squash)
This commit is contained in:
John Dvorak
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import { performance } from 'node:perf_hooks'
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import {
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evaluateLogic,
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registerDefaultPredicates,
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} from 'imhotep-solver'
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import { adaptCanonicalWorldToSolver } from 'imhotep-core'
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registerDefaultPredicates()
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function buildWorld(n) {
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const canonical = {
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sceneId: 's',
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snapshotId: 'sn',
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env: {
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viewportWidth: 1280,
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viewportHeight: 800,
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deviceScaleFactor: 1,
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colorScheme: 'light',
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pointer: 'fine',
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hover: false,
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reducedMotion: false,
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locale: 'en',
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writingMode: 'horizontal-tb',
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},
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strings: { values: [] },
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subjects: {
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ids: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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domNodeId: new Uint32Array(Array.from({length: n}, (_, i) => i + 10)),
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subjectKind: new Uint8Array(Array.from({length: n}, () => 1)),
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primaryBoxId: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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firstFragmentId: new Uint32Array(Array.from({length: n}, () => 0)),
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fragmentCount: new Uint8Array(Array.from({length: n}, () => 1)),
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},
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boxes: {
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boxId: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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subjectId: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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frameId: new Uint32Array(Array.from({length: n}, () => 0)),
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borderLeft: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60)),
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borderTop: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60)),
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borderRight: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60 + 50)),
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borderBottom: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60 + 50)),
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paddingLeft: new Float64Array(Array.from({length: n}, () => 0)),
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paddingTop: new Float64Array(Array.from({length: n}, () => 0)),
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paddingRight: new Float64Array(Array.from({length: n}, () => 0)),
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paddingBottom: new Float64Array(Array.from({length: n}, () => 0)),
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contentLeft: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60)),
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contentTop: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60)),
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contentRight: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60 + 50)),
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contentBottom: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60 + 50)),
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},
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visualBoxes: {
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boxId: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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subjectId: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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frameId: new Uint32Array(Array.from({length: n}, () => 0)),
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borderLeft: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60)),
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borderTop: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60)),
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borderRight: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60 + 50)),
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borderBottom: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60 + 50)),
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paddingLeft: new Float64Array(Array.from({length: n}, () => 0)),
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paddingTop: new Float64Array(Array.from({length: n}, () => 0)),
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paddingRight: new Float64Array(Array.from({length: n}, () => 0)),
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paddingBottom: new Float64Array(Array.from({length: n}, () => 0)),
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contentLeft: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60)),
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contentTop: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60)),
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contentRight: new Float64Array(Array.from({length: n}, (_, i) => (i % 10) * 60 + 50)),
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contentBottom: new Float64Array(Array.from({length: n}, (_, i) => Math.floor(i / 10) * 60 + 50)),
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},
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dom: {
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nodeId: new Uint32Array(Array.from({length: n}, (_, i) => i + 10)),
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parentNodeId: new Uint32Array(Array.from({length: n}, () => 1)),
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childCount: new Uint8Array(Array.from({length: n}, () => 0)),
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tagNameStringId: new Uint16Array(Array.from({length: n}, () => 0)),
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},
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transforms: { transformId: new Uint32Array(0), subjectId: new Uint32Array(0), matrixStart: new Uint32Array(0), matrixLength: new Uint32Array(0), originX: new Float64Array(0), originY: new Float64Array(0) },
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matrices: { values: new Float64Array(0) },
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rects: { rectId: new Uint32Array(0), left: new Float64Array(0), top: new Float64Array(0), right: new Float64Array(0), bottom: new Float64Array(0) },
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topology: {
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containingBlockOf: new Uint32Array(Array.from({length: n}, () => 0)),
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nearestPositionedAncestorOf: new Uint32Array(Array.from({length: n}, () => 0)),
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scrollContainerOf: new Uint32Array(Array.from({length: n}, () => 0)),
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stackingContextOf: new Uint32Array(Array.from({length: n}, () => 0)),
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formattingContextOf: new Uint32Array(Array.from({length: n}, () => 0)),
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clippingRootOf: new Uint32Array(Array.from({length: n}, () => 0)),
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paintOrderBucket: new Uint8Array(Array.from({length: n}, () => 0)),
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paintOrderIndex: new Uint32Array(Array.from({length: n}, (_, i) => i)),
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},
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scroll: { containerId: new Uint32Array(0), scrollLeft: new Float64Array(0), scrollTop: new Float64Array(0), scrollWidth: new Float64Array(0), scrollHeight: new Float64Array(0), clientWidth: new Float64Array(0), clientHeight: new Float64Array(0) },
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clipping: { clipNodeId: new Uint32Array(0), subjectId: new Uint32Array(0), clipKind: new Uint16Array(0), clipLeft: new Float64Array(0), clipTop: new Float64Array(0), clipRight: new Float64Array(0), clipBottom: new Float64Array(0), parentClipNodeId: new Uint32Array(0) },
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visibility: { subjectId: new Uint32Array(0), isRendered: new Uint8Array(0), isVisible: new Uint8Array(0), visibleArea: new Float64Array(0), clippedArea: new Float64Array(0) },
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}
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return adaptCanonicalWorldToSolver(canonical)
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}
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class SimpleResolver {
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constructor() {
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this.domains = new Map()
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}
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register(selector, ids) {
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this.domains.set(selector, {
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domainId: `dom_${selector}`,
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subjectIds: new Uint32Array(ids),
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provenance: `elements(${selector})`,
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closed: true,
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})
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}
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resolve(domain) {
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return this.domains.get(domain.selector ?? domain.domain)
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}
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}
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console.log('=== Evaluation With/Without Trace ===\n')
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for (const n of [10, 50, 100]) {
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const world = buildWorld(n)
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const resolver = new SimpleResolver()
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resolver.register('.a', Array.from({length: n}, (_, i) => i))
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resolver.register('.b', Array.from({length: n}, (_, i) => i))
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const formula = {
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type: 'FormulaNode',
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kind: 'forall',
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bindings: [{
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type: 'TupleBinding',
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variables: ['$subject'],
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domain: { type: 'DomainRef', domain: 'elements', selector: '.a' }
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}],
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body: {
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type: 'FormulaNode',
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kind: 'forall',
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bindings: [{
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type: 'TupleBinding',
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variables: ['$reference'],
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domain: { type: 'DomainRef', domain: 'elements', selector: '.b' }
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}],
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body: {
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type: 'FormulaNode',
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kind: 'predicate',
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predicate: 'leftOf',
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args: [
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{ type: 'VariableRef', name: '$subject' },
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{ type: 'VariableRef', name: '$reference' }
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]
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}
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}
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}
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const timesWithTrace = []
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const timesWithoutTrace = []
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for (let i = 0; i < 100; i++) {
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const start1 = performance.now()
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evaluateLogic({ formula, world, resolver, options: { trace: true } })
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timesWithTrace.push(performance.now() - start1)
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const start2 = performance.now()
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evaluateLogic({ formula, world, resolver, options: { trace: false } })
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timesWithoutTrace.push(performance.now() - start2)
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}
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const mean = (arr) => arr.reduce((a,b) => a+b, 0) / arr.length
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const withTrace = mean(timesWithTrace)
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const withoutTrace = mean(timesWithoutTrace)
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console.log(`${n}×${n} pairs:`)
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console.log(` With trace: ${withTrace.toFixed(2)}ms`)
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console.log(` Without trace: ${withoutTrace.toFixed(2)}ms`)
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console.log(` Savings: ${((1 - withoutTrace/withTrace) * 100).toFixed(0)}%`)
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}
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