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management/front/dkha-web-sz-main/node_modules/uuid/misc/compare.js

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JavaScript
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2023-12-18 13:12:25 +08:00
var assert = require('assert'),
nodeuuid = require('../'),
uuidjs = require('uuid-js'),
util = require('util'),
exec = require('child_process').exec,
os = require('os');
// On Mac Os X / macports there's only the ossp-uuid package that provides uuid
// On Linux there's uuid-runtime which provides uuidgen
var uuidCmd = os.type() === 'Darwin' ? 'uuid -1' : 'uuidgen -t';
function compare(ids) {
console.log(ids);
for (var i = 0; i < ids.length; i++) {
var id = ids[i].split('-');
id = [id[2], id[1], id[0]].join('');
ids[i] = id;
}
var sorted = ([].concat(ids)).sort();
if (sorted.toString() !== ids.toString()) {
console.log('Warning: sorted !== ids');
} else {
console.log('everything in order!');
}
}
// Test time order of v1 uuids
var ids = [];
while (ids.length < 10e3) ids.push(nodeuuid.v1());
var max = 10;
console.log('node-uuid:');
ids = [];
for (var i = 0; i < max; i++) ids.push(nodeuuid.v1());
compare(ids);
console.log('');
console.log('uuidjs:');
ids = [];
for (var i = 0; i < max; i++) ids.push(uuidjs.create(1).toString());
compare(ids);
console.log('');
console.log('libuuid:');
ids = [];
var count = 0;
var last = function() {
compare(ids);
}
var cb = function(err, stdout, stderr) {
ids.push(stdout.substring(0, stdout.length-1));
count++;
if (count < max) {
return next();
}
last();
};
var next = function() {
exec(uuidCmd, cb);
};
next();