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

65 lines
2.1 KiB
JavaScript

'use strict';
var should = require('should');
var helpers = require('./_helpers');
var Promise = require('bluebird');
module.exports = function(dataSourceFactory, connectorCapabilities) {
describe('ttl', function() {
var CacheItem;
beforeEach(function unpackContext() {
CacheItem = helpers.givenCacheItem(dataSourceFactory);
});
it('gets TTL when key with unexpired TTL exists - Promise API',
function() {
return Promise.resolve(
CacheItem.set('a-key', 'a-value', {ttl: 1000}))
.delay(1)
.then(function() { return CacheItem.ttl('a-key'); })
.then(function(ttl) { ttl.should.be.within(1, 1000); });
});
it('gets TTL when key with unexpired TTL exists - Callback API',
function() {
CacheItem.set('a-key', 'a-value', {ttl: 1000}, function(err) {
if (err) return done(err);
CacheItem.ttl('a-key', function(err, ttl) {
if (err) return done(err);
ttl.should.be.within(1, 1000);
done();
});
});
});
it('succeeds when key without TTL exists', function() {
return CacheItem.set('a-key', 'a-value')
.then(function() { return CacheItem.ttl('a-key'); })
.then(function(ttl) { should.not.exist(ttl); });
});
it('fails when getting TTL for a key with expired TTL', function() {
return Promise.resolve(
CacheItem.set('expired-key', 'a-value', {ttl: 10})).delay(20)
.then(function() {
return CacheItem.ttl('expired-key');
})
.then(
function() { throw new Error('ttl() should have failed'); },
function(err) {
err.message.should.match(/expired-key/);
err.should.have.property('statusCode', 404);
});
});
it('fails when key does not exist', function() {
return CacheItem.ttl('key-does-not-exist').then(
function() { throw new Error('ttl() should have failed'); },
function(err) {
err.message.should.match(/key-does-not-exist/);
err.should.have.property('statusCode', 404);
});
});
});
};