node/test/parallel/test-compile-cache-success.js

67 lines
2.0 KiB
JavaScript

'use strict';
// This tests NODE_COMPILE_CACHE works.
require('../common');
const { spawnSyncAndAssert } = require('../common/child_process');
const assert = require('assert');
const fixtures = require('../common/fixtures');
const tmpdir = require('../common/tmpdir');
const fs = require('fs');
const path = require('path');
{
// Test that it works with non-existent directory.
tmpdir.refresh();
const dir = tmpdir.resolve('.compile_cache_dir');
spawnSyncAndAssert(
process.execPath,
[fixtures.path('snapshot', 'typescript.js')],
{
env: {
...process.env,
NODE_DEBUG_NATIVE: 'COMPILE_CACHE',
NODE_COMPILE_CACHE: dir
},
cwd: tmpdir.path
},
{
stderr(output) {
console.log(output); // Logging for debugging.
assert.match(output, /typescript\.js was not initialized, initializing the in-memory entry/);
assert.match(output, /writing cache for .*typescript\.js.*success/);
return true;
}
});
const cacheDir = fs.readdirSync(dir);
assert.strictEqual(cacheDir.length, 1);
const entries = fs.readdirSync(path.join(dir, cacheDir[0]));
assert.strictEqual(entries.length, 1);
const cacheFile = path.join(dir, cacheDir[0], entries[0]);
const data = fs.readFileSync(cacheFile);
console.log(`Header in ${cacheFile}`, new Uint32Array(data.buffer, data.byteOffset, 4));
// Second run reads the cache, but no need to re-write because it didn't change.
spawnSyncAndAssert(
process.execPath,
[fixtures.path('snapshot', 'typescript.js')],
{
env: {
...process.env,
NODE_DEBUG_NATIVE: 'COMPILE_CACHE',
NODE_COMPILE_CACHE: dir
},
cwd: tmpdir.path
},
{
stderr(output) {
console.log(output); // Logging for debugging.
assert.match(output, /cache for .*typescript\.js was accepted, keeping the in-memory entry/);
assert.match(output, /.*skip .*typescript\.js because cache was the same/);
return true;
}
});
}