• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Flags: --expose-internals
2'use strict';
3
4// This test verifies that if the binary is compiled with code cache,
5// and the cache is used when built in modules are compiled.
6// Otherwise, verifies that no cache is used when compiling builtins.
7
8const { isMainThread } = require('../common');
9const assert = require('assert');
10const {
11  internalBinding
12} = require('internal/test/binding');
13const {
14  getCacheUsage,
15  moduleCategories: { canBeRequired, cannotBeRequired }
16} = internalBinding('native_module');
17
18for (const key of canBeRequired) {
19  require(key);
20}
21
22// The computation has to be delayed until we have done loading modules
23const {
24  compiledWithoutCache,
25  compiledWithCache
26} = getCacheUsage();
27
28const loadedModules = process.moduleLoadList
29  .filter((m) => m.startsWith('NativeModule'))
30  .map((m) => m.replace('NativeModule ', ''));
31
32// Cross-compiled binaries do not have code cache, verifies that the builtins
33// are all compiled without cache and we are doing the bookkeeping right.
34if (!process.features.cached_builtins) {
35  console.log('The binary is not configured with code cache');
36  assert(!process.config.variables.node_use_node_code_cache);
37
38  if (isMainThread) {
39    assert.deepStrictEqual(compiledWithCache, new Set());
40    for (const key of loadedModules) {
41      assert(compiledWithoutCache.has(key),
42             `"${key}" should've been compiled without code cache`);
43    }
44  } else {
45    // TODO(joyeecheung): create a list of modules whose cache can be shared
46    // from the main thread to the worker thread and check that their
47    // cache are hit
48    assert.notDeepStrictEqual(compiledWithCache, new Set());
49  }
50} else {  // Native compiled
51  assert(process.config.variables.node_use_node_code_cache);
52
53  if (!isMainThread) {
54    for (const key of [ 'internal/bootstrap/pre_execution' ]) {
55      canBeRequired.add(key);
56      cannotBeRequired.delete(key);
57    }
58  }
59
60  const wrong = [];
61  for (const key of loadedModules) {
62    if (cannotBeRequired.has(key) && !compiledWithoutCache.has(key)) {
63      wrong.push(`"${key}" should've been compiled **without** code cache`);
64    }
65    if (canBeRequired.has(key) && !compiledWithCache.has(key)) {
66      wrong.push(`"${key}" should've been compiled **with** code cache`);
67    }
68  }
69  assert.strictEqual(wrong.length, 0, wrong.join('\n'));
70}
71