61 lines
1.8 KiB
JavaScript
61 lines
1.8 KiB
JavaScript
'use strict';
|
|
|
|
require('../../helper');
|
|
|
|
var assert = require('../../support/assert');
|
|
var redisUtils = require('../../support/redis_utils');
|
|
var Locker = require('../../../batch/leader/locker');
|
|
|
|
describe('locker', function() {
|
|
var host = 'localhost';
|
|
|
|
var TTL = 500;
|
|
|
|
var config = { ttl: TTL, pool: redisUtils.getPool() };
|
|
|
|
it('should lock and unlock', function (done) {
|
|
var lockerA = Locker.create('redis-distlock', config);
|
|
var lockerB = Locker.create('redis-distlock', config);
|
|
lockerA.lock(host, function(err, lock) {
|
|
if (err) {
|
|
return done(err);
|
|
}
|
|
assert.ok(lock);
|
|
|
|
// others can't lock on same host
|
|
lockerB.lock(host, function(err) {
|
|
assert.ok(err);
|
|
assert.equal(err.name, 'LockError');
|
|
|
|
lockerA.unlock(host, function(err) {
|
|
assert.ok(!err);
|
|
// others can lock after unlock
|
|
lockerB.lock(host, function(err, lock2) {
|
|
assert.ok(!err);
|
|
assert.ok(lock2);
|
|
lockerB.unlock(host, done);
|
|
});
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should lock and keep locking until unlock', function (done) {
|
|
var lockerA = Locker.create('redis-distlock', config);
|
|
var lockerB = Locker.create('redis-distlock', config);
|
|
lockerA.lock(host, function(err, lock) {
|
|
if (err) {
|
|
return done(err);
|
|
}
|
|
setTimeout(function() {
|
|
lockerB.lock(host, function(err) {
|
|
assert.ok(err);
|
|
|
|
assert.ok(lock);
|
|
lockerA.unlock(host, done);
|
|
});
|
|
}, 2 * TTL);
|
|
});
|
|
});
|
|
});
|