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| Original file line number | Diff line number | Diff line change | |
|---|---|---|---|
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| 1 | + // Tests the impact on eager operations required for policies affecting | ||
| 2 | + // general startup, does not test lazy operations | ||
| 3 | + 'use strict'; | ||
| 4 | + const fs = require('node:fs'); | ||
| 5 | + const path = require('node:path'); | ||
| 6 | + const common = require('../common.js'); | ||
| 7 | + | ||
| 8 | + const tmpdir = require('../../test/common/tmpdir.js'); | ||
| 9 | + const { pathToFileURL } = require('node:url'); | ||
| 10 | + | ||
| 11 | + const benchmarkDirectory = | ||
| 12 | + path.resolve(tmpdir.path, 'benchmark-import-meta-resolve'); | ||
| 13 | + | ||
| 14 | + const parentURL = pathToFileURL(path.join(benchmarkDirectory, 'entry-point.js')); | ||
| 15 | + | ||
| 16 | + const configs = { | ||
| 17 | + n: [1e3], | ||
| 18 | + specifier: [ | ||
| 19 | + './relative-existing.js', | ||
| 20 | + './relative-nonexistent.js', | ||
| 21 | + 'unprefixed-existing', | ||
| 22 | + 'unprefixed-nonexistent', | ||
| 23 | + 'node:prefixed-nonexistent', | ||
| 24 | + 'node:os', | ||
| 25 | + ], | ||
| 26 | + }; | ||
| 27 | + | ||
| 28 | + const options = { | ||
| 29 | + flags: ['--expose-internals'], | ||
| 30 | + }; | ||
| 31 | + | ||
| 32 | + const bench = common.createBenchmark(main, configs, options); | ||
| 33 | + | ||
| 34 | + function main(conf) { | ||
| 35 | + const { defaultResolve } = require('internal/modules/esm/resolve'); | ||
| 36 | + tmpdir.refresh(); | ||
| 37 | + | ||
| 38 | + fs.mkdirSync(path.join(benchmarkDirectory, 'node_modules', 'unprefixed-existing'), { recursive: true }); | ||
| 39 | + fs.writeFileSync(path.join(benchmarkDirectory, 'node_modules', 'unprefixed-existing', 'index.js'), '\n'); | ||
| 40 | + fs.writeFileSync(path.join(benchmarkDirectory, 'relative-existing.js'), '\n'); | ||
| 41 | + | ||
| 42 | + bench.start(); | ||
| 43 | + | ||
| 44 | + for (let i = 0; i < conf.n; i++) { | ||
| 45 | + try { | ||
| 46 | + defaultResolve(conf.specifier, { parentURL }); | ||
| 47 | + } catch { /* empty */ } | ||
| 48 | + } | ||
| 49 | + | ||
| 50 | + bench.end(conf.n); | ||
| 51 | + } | ||
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