mirror of https://github.com/nodejs/node.git
69 lines
2.1 KiB
JavaScript
69 lines
2.1 KiB
JavaScript
// Flags: --expose-internals
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'use strict';
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// This test verifies that if the binary is compiled with code cache,
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// and the cache is used when built in modules are compiled.
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// Otherwise, verifies that no cache is used when compiling builtins.
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const { isMainThread } = require('../common');
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const assert = require('assert');
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const {
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internalBinding
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} = require('internal/test/binding');
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const {
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getCacheUsage,
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builtinCategories: { canBeRequired }
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} = internalBinding('builtins');
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for (const key of canBeRequired) {
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require(`node:${key}`);
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}
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// The computation has to be delayed until we have done loading modules
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const {
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compiledWithoutCache,
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compiledWithCache,
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compiledInSnapshot
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} = getCacheUsage();
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function extractModules(list) {
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return list.filter((m) => m.startsWith('NativeModule'))
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.map((m) => m.replace('NativeModule ', ''));
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}
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const loadedModules = extractModules(process.moduleLoadList);
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// Cross-compiled binaries do not have code cache, verifies that the builtins
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// are all compiled without cache and we are doing the bookkeeping right.
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if (!process.features.cached_builtins) {
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assert(!process.config.variables.node_use_node_code_cache ||
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process.execArgv.includes('--no-node-snapshot'));
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if (isMainThread) {
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assert.deepStrictEqual(compiledWithCache, new Set());
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for (const key of loadedModules) {
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assert(compiledWithoutCache.has(key),
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`"${key}" should've been compiled without code cache`);
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}
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} else {
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// TODO(joyeecheung): create a list of modules whose cache can be shared
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// from the main thread to the worker thread and check that their
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// cache are hit
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assert.notDeepStrictEqual(compiledWithCache, new Set());
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}
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} else { // Native compiled
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assert(process.config.variables.node_use_node_code_cache);
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const wrong = [];
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for (const key of loadedModules) {
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if (key.startsWith('internal/deps/v8/tools')) {
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continue;
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}
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if (!compiledWithCache.has(key) &&
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compiledInSnapshot.indexOf(key) === -1) {
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wrong.push(`"${key}" should've been compiled **with** code cache`);
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}
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}
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assert.strictEqual(wrong.length, 0, wrong.join('\n'));
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}
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