nodejs/test/parallel/test-compile-cache-api-flush.js

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'use strict';
// This tests module.flushCompileCache() works as expected.
require('../common');
const { spawnSyncAndAssert } = require('../common/child_process');
const assert = require('assert');
const tmpdir = require('../common/tmpdir');
const fixtures = require('../common/fixtures');
{
// Test that it works with non-existent directory.
tmpdir.refresh();
const cacheDir = tmpdir.resolve('compile_cache');
spawnSyncAndAssert(
process.execPath,
[fixtures.path('compile-cache-flush.js')],
{
env: {
...process.env,
NODE_DEBUG_NATIVE: 'COMPILE_CACHE',
NODE_COMPILE_CACHE: cacheDir,
},
cwd: tmpdir.path
},
{
stdout(output) {
// This contains output from the nested spawnings of compile-cache-flush.js.
assert.match(output, /child1.* cache for .*compile-cache-flush\.js was accepted, keeping the in-memory entry/);
assert.match(output, /child2.* cache for .*compile-cache-flush\.js was accepted, keeping the in-memory entry/);
return true;
},
stderr(output) {
// This contains output from the top-level spawning of compile-cache-flush.js.
assert.match(output, /reading cache from .*compile_cache.* for CommonJS .*compile-cache-flush\.js/);
assert.match(output, /compile-cache-flush\.js was not initialized, initializing the in-memory entry/);
const writeRE = /writing cache for .*compile-cache-flush\.js.*success/;
const flushRE = /module\.flushCompileCache\(\) finished/;
assert.match(output, writeRE);
assert.match(output, flushRE);
// The cache writing should happen before flushing finishes i.e. it's not delayed until process shutdown.
assert(output.match(writeRE).index < output.match(flushRE).index);
return true;
}
});
}