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