Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /home/real/node-v13.0.1/test/parallel/ |
'use strict';
// Flags: --expose-internals
require('../common');
const assert = require('assert');
const FreeList = require('internal/freelist');
assert.strictEqual(typeof FreeList, 'function');
const flist1 = new FreeList('flist1', 3, Object);
// Allocating when empty, should not change the list size
const result = flist1.alloc();
assert.strictEqual(typeof result, 'object');
assert.strictEqual(flist1.list.length, 0);
// Exhaust the free list
assert(flist1.free({ id: 'test1' }));
assert(flist1.free({ id: 'test2' }));
assert(flist1.free({ id: 'test3' }));
// Now it should not return 'true', as max length is exceeded
assert.strictEqual(flist1.free({ id: 'test4' }), false);
assert.strictEqual(flist1.free({ id: 'test5' }), false);
// At this point 'alloc' should just return the stored values
assert.strictEqual(flist1.alloc().id, 'test3');
assert.strictEqual(flist1.alloc().id, 'test2');
assert.strictEqual(flist1.alloc().id, 'test1');
// Check list has elements
const flist2 = new FreeList('flist2', 2, Object);
assert.strictEqual(flist2.hasItems(), false);
flist2.free({ id: 'test1' });
assert.strictEqual(flist2.hasItems(), true);
flist2.alloc();
assert.strictEqual(flist2.hasItems(), false);