loopback-datasource-juggler/test/kvao/expire.suite.js

60 lines
2.0 KiB
JavaScript

'use strict';
var should = require('should');
var helpers = require('./_helpers');
var Promise = require('bluebird');
module.exports = function(dataSourceFactory, connectorCapabilities) {
describe('expire', function() {
var CacheItem;
beforeEach(function unpackContext() {
CacheItem = helpers.givenCacheItem(dataSourceFactory);
});
it('sets key ttl - Callback API', function(done) {
CacheItem.set('a-key', 'a-value', function(err) {
if (err) return done(err);
CacheItem.expire('a-key', 1, function(err) {
if (err) return done(err);
setTimeout(function() {
CacheItem.get('a-key', function(err, value) {
if (err) return done(err);
should.equal(value, null);
done();
});
}, 20);
});
});
});
it('sets key ttl - Promise API', function() {
return CacheItem.set('a-key', 'a-value')
.then(function() { return CacheItem.expire('a-key', 1); })
.delay(20)
.then(function() { return CacheItem.get('a-key'); })
.then(function(value) { should.equal(value, null); });
});
it('returns error when expiring a key that has expired', function() {
return Promise.resolve(CacheItem.set('expired-key', 'a-value', 1))
.delay(20)
.then(function() { return CacheItem.expire('expired-key', 1000); })
.then(
function() { throw new Error('expire() should have failed'); },
function(err) {
err.message.should.match(/expired-key/);
err.should.have.property('statusCode', 404);
});
});
it('returns error when key does not exist', function() {
return CacheItem.expire('key-does-not-exist', 1).then(
function() { throw new Error('expire() should have failed'); },
function(err) {
err.message.should.match(/key-does-not-exist/);
err.should.have.property('statusCode', 404);
});
});
});
};