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717 lines
34 KiB
717 lines
34 KiB
'use strict';
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var assert = require('assert');
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var config = require('./lib/config');
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var helper = require('./helper');
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var utils = require('../lib/utils');
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var redis = config.redis;
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var zlib = require('zlib');
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var client;
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describe("The 'multi' method", function () {
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afterEach(function () {
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client.end(true);
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});
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describe('regression test', function () {
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it('saved buffers with charsets different than utf-8 (issue #913)', function (done) {
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this.timeout(12000); // Windows tests on 0.10 are slow
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client = redis.createClient();
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var end = helper.callFuncAfter(done, 100);
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// Some random object created from http://beta.json-generator.com/
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var test_obj = {
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'_id': '5642c4c33d4667c4a1fefd99', 'index': 0, 'guid': '5baf1f1c-7621-41e7-ae7a-f8c6f3199b0f', 'isActive': true,
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'balance': '$1,028.63', 'picture': 'http://placehold.it/32x32', 'age': 31, 'eyeColor': 'green', 'name': {'first': 'Shana', 'last': 'Long'},
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'company': 'MANGLO', 'email': 'shana.long@manglo.us', 'phone': '+1 (926) 405-3105', 'address': '747 Dank Court, Norfolk, Ohio, 1112',
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'about': 'Eu pariatur in nisi occaecat enim qui consequat nostrud cupidatat id. ' +
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'Commodo commodo dolore esse irure minim quis deserunt anim laborum aute deserunt et est. Quis nisi laborum deserunt nisi quis.',
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'registered': 'Friday, April 18, 2014 9:56 AM', 'latitude': '74.566613', 'longitude': '-11.660432', 'tags': [7, 'excepteur'],
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'range': [0, 1, 2, 3, 4, 5, 6, 7, 8, 9], 'friends': [3, {'id': 1, 'name': 'Schultz Dyer'}],
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'greeting': 'Hello, Shana! You have 5 unread messages.', 'favoriteFruit': 'strawberry'
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};
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function run () {
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if (end() === true) {
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return;
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}
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// To demonstrate a big payload for hash set field values, let's create a big array
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var test_arr = [];
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var i = 0;
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for (; i < 80; i++) {
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var new_obj = JSON.parse(JSON.stringify(test_obj));
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test_arr.push(new_obj);
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}
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var json = JSON.stringify(test_arr);
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zlib.deflate(new Buffer(json), function (err, buffer) {
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if (err) {
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done(err);
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return;
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}
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var multi = client.multi();
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multi.del('SOME_KEY');
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for (i = 0; i < 100; i++) {
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multi.hset('SOME_KEY', 'SOME_FIELD' + i, buffer);
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}
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multi.exec(function (err, res) {
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if (err) {
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done(err);
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return;
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}
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run();
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});
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});
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}
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run();
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});
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});
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describe('pipeline limit', function () {
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it('do not exceed maximum string size', function (done) {
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this.timeout(process.platform !== 'win32' ? 10000 : 35000); // Windows tests are horribly slow
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// Triggers a RangeError: Invalid string length if not handled properly
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client = redis.createClient();
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var multi = client.multi();
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var i = Math.pow(2, 28);
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while (i > 0) {
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i -= 10230;
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multi.set('foo' + i, 'bar' + new Array(1024).join('1234567890'));
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}
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client.on('ready', function () {
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multi.exec(function (err, res) {
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assert.strictEqual(res.length, 26241);
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});
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client.flushdb(done);
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});
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});
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});
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helper.allTests(function (parser, ip, args) {
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describe('using ' + parser + ' and ' + ip, function () {
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describe('when not connected', function () {
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beforeEach(function (done) {
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var end = helper.callFuncAfter(done, 2);
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client = redis.createClient.apply(null, args);
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client.once('ready', function () {
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client.quit(end);
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});
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client.once('end', end);
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});
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it('reports an error', function (done) {
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var multi = client.multi();
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var notBuffering = multi.exec(function (err, res) {
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assert(err.message.match(/The connection is already closed/));
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done();
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});
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assert.strictEqual(notBuffering, false);
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});
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it('reports an error if promisified', function () {
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return client.multi().execAsync().catch(function (err) {
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assert(err.message.match(/The connection is already closed/));
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});
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});
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});
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describe('when connected', function () {
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beforeEach(function () {
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client = redis.createClient.apply(null, args);
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});
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describe('monitor and transactions do not work together', function () {
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it('results in a execabort', function (done) {
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// Check that transactions in combination with monitor result in an error
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client.monitor(function (e) {
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client.on('error', function (err) {
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assert.strictEqual(err.code, 'EXECABORT');
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done();
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});
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var multi = client.multi();
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multi.set('hello', 'world');
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multi.exec();
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});
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});
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it('results in a execabort #2', function (done) {
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// Check that using monitor with a transactions results in an error
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client.multi().set('foo', 'bar').monitor().exec(function (err, res) {
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assert.strictEqual(err.code, 'EXECABORT');
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done();
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});
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});
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it('sanity check', function (done) {
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// Remove the listener and add it back again after the error
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var mochaListener = helper.removeMochaListener();
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process.on('uncaughtException', function (err) {
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helper.removeMochaListener();
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process.on('uncaughtException', mochaListener);
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done();
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});
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// Check if Redis still has the error
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client.monitor();
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client.send_command('multi');
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client.send_command('set', ['foo', 'bar']);
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client.send_command('get', ['foo']);
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client.send_command('exec', function (err, res) {
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// res[0] is going to be the monitor result of set
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// res[1] is going to be the result of the set command
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assert(utils.monitor_regex.test(res[0]));
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assert.strictEqual(res[1], 'OK');
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assert.strictEqual(res.length, 2);
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client.end(false);
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});
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});
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});
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it('executes a pipelined multi properly in combination with the offline queue', function (done) {
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var multi1 = client.multi();
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multi1.set('m1', '123');
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multi1.get('m1');
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multi1.exec(done);
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assert.strictEqual(client.offline_queue.length, 4);
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});
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it('executes a pipelined multi properly after a reconnect in combination with the offline queue', function (done) {
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client.once('ready', function () {
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client.stream.destroy();
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var called = false;
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var multi1 = client.multi();
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multi1.set('m1', '123');
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multi1.get('m1');
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multi1.exec(function (err, res) {
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assert(!err);
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called = true;
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});
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client.once('ready', function () {
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var multi1 = client.multi();
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multi1.set('m2', '456');
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multi1.get('m2');
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multi1.exec(function (err, res) {
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assert(called);
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assert(!err);
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assert.strictEqual(res[1], '456');
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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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describe('when connection is broken', function () {
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it('return an error even if connection is in broken mode if callback is present', function (done) {
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client = redis.createClient({
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host: 'somewhere',
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port: 6379,
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max_attempts: 1
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});
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client.on('error', function (err) {
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if (/Redis connection in broken state/.test(err.message)) {
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done();
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}
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});
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client.multi([['set', 'foo', 'bar'], ['get', 'foo']]).exec(function (err, res) {
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assert(/Redis connection in broken state/.test(err.message));
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assert.strictEqual(err.errors.length, 2);
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assert.strictEqual(err.errors[0].args.length, 2);
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});
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});
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it('does not emit an error twice if connection is in broken mode with no callback', function (done) {
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client = redis.createClient({
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host: 'somewhere',
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port: 6379,
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max_attempts: 1
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});
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client.on('error', function (err) {
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// Results in multiple done calls if test fails
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if (/Redis connection in broken state/.test(err.message)) {
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done();
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}
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});
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client.multi([['set', 'foo', 'bar'], ['get', 'foo']]).exec();
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});
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});
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describe('when ready', function () {
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beforeEach(function (done) {
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client = redis.createClient.apply(null, args);
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client.once('ready', function () {
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client.flushdb(function (err) {
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return done(err);
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});
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});
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});
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it('returns an empty result array', function (done) {
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var multi = client.multi();
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var notBuffering = multi.exec(function (err, res) {
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assert.strictEqual(err, null);
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assert.strictEqual(res.length, 0);
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done();
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});
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assert.strictEqual(notBuffering, true);
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});
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it('runs normal calls in-between multis', function (done) {
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var multi1 = client.multi();
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multi1.set('m1', '123');
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client.set('m2', '456', done);
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});
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it('runs simultaneous multis with the same client', function (done) {
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var end = helper.callFuncAfter(done, 2);
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var multi1 = client.multi();
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multi1.set('m1', '123');
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multi1.get('m1');
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var multi2 = client.multi();
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multi2.set('m2', '456');
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multi2.get('m2');
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multi1.exec(end);
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multi2.exec(function (err, res) {
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assert.strictEqual(res[1], '456');
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end();
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});
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});
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it('runs simultaneous multis with the same client version 2', function (done) {
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var end = helper.callFuncAfter(done, 2);
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var multi2 = client.multi();
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var multi1 = client.multi();
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multi2.set('m2', '456');
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multi1.set('m1', '123');
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multi1.get('m1');
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multi2.get('m1');
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multi2.ping();
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multi1.exec(end);
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multi2.exec(function (err, res) {
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assert.strictEqual(res[1], '123');
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end();
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});
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});
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it('roles back a transaction when one command in a sequence of commands fails', function (done) {
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var multi1, multi2;
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// Provoke an error at queue time
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multi1 = client.MULTI();
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multi1.mset('multifoo', '10', 'multibar', '20', helper.isString('OK'));
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multi1.set('foo2', helper.isError());
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multi1.incr('multifoo');
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multi1.incr('multibar');
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multi1.exec(function () {
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// Redis 2.6.5+ will abort transactions with errors
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// see: http://redis.io/topics/transactions
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var multibar_expected = 1;
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var multifoo_expected = 1;
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// Confirm that the previous command, while containing an error, still worked.
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multi2 = client.multi();
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multi2.incr('multibar', helper.isNumber(multibar_expected));
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multi2.incr('multifoo', helper.isNumber(multifoo_expected));
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multi2.exec(function (err, replies) {
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assert.strictEqual(multibar_expected, replies[0]);
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assert.strictEqual(multifoo_expected, replies[1]);
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return done();
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});
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});
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});
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it('roles back a transaction when one command in an array of commands fails', function (done) {
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// test nested multi-bulk replies
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client.multi([
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['mget', 'multifoo', 'multibar', function (err, res) {
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assert.strictEqual(2, res.length);
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assert.strictEqual(0, +res[0]);
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assert.strictEqual(0, +res[1]);
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}],
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['set', 'foo2', helper.isError()],
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['incr', 'multifoo'],
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['incr', 'multibar']
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]).exec(function (err, replies) {
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assert.notEqual(err, null);
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assert.equal(replies, undefined);
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return done();
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});
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});
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it('handles multiple operations being applied to a set', function (done) {
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client.sadd('some set', 'mem 1');
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client.sadd(['some set', 'mem 2']);
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client.sadd('some set', 'mem 3');
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client.sadd('some set', 'mem 4');
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// make sure empty mb reply works
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client.del('some missing set');
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client.smembers('some missing set', function (err, reply) {
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// make sure empty mb reply works
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assert.strictEqual(0, reply.length);
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});
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// test nested multi-bulk replies with empty mb elements.
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client.multi([
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['smembers', ['some set']],
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['del', 'some set'],
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['smembers', 'some set']
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])
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.scard('some set')
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.exec(function (err, replies) {
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assert.strictEqual(4, replies[0].length);
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assert.strictEqual(0, replies[2].length);
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return done();
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});
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});
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it('allows multiple operations to be performed using constructor with all kinds of syntax', function (done) {
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var now = Date.now();
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var arr = ['multihmset', 'multibar', 'multibaz'];
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var arr2 = ['some manner of key', 'otherTypes'];
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var arr3 = [5768, 'multibarx', 'multifoox'];
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var arr4 = ['mset', [578, 'multibar'], helper.isString('OK')];
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client.multi([
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arr4,
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[['mset', 'multifoo2', 'multibar2', 'multifoo3', 'multibar3'], helper.isString('OK')],
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['hmset', arr],
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[['hmset', 'multihmset2', 'multibar2', 'multifoo3', 'multibar3', 'test'], helper.isString('OK')],
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['hmset', ['multihmset', 'multibar', 'multifoo'], helper.isString('OK')],
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['hmset', arr3, helper.isString('OK')],
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['hmset', now, {123456789: 'abcdefghij', 'some manner of key': 'a type of value', 'otherTypes': 555}],
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['hmset', 'key2', {'0123456789': 'abcdefghij', 'some manner of key': 'a type of value', 'otherTypes': 999}, helper.isString('OK')],
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['HMSET', 'multihmset', ['multibar', 'multibaz'], undefined], // undefined is used as a explicit not set callback variable
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['hmset', 'multihmset', ['multibar', 'multibaz'], helper.isString('OK')],
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])
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.hmget(now, 123456789, 'otherTypes')
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.hmget('key2', arr2, function noop () {})
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.hmget(['multihmset2', 'some manner of key', 'multibar3'])
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.mget('multifoo2', ['multifoo3', 'multifoo'], function (err, res) {
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assert(res[0], 'multifoo3');
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assert(res[1], 'multifoo');
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})
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.exec(function (err, replies) {
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assert.equal(arr.length, 3);
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assert.equal(arr2.length, 2);
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assert.equal(arr3.length, 3);
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assert.equal(arr4.length, 3);
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assert.strictEqual(null, err);
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assert.equal(replies[10][1], '555');
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assert.equal(replies[11][0], 'a type of value');
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assert.strictEqual(replies[12][0], null);
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assert.equal(replies[12][1], 'test');
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assert.equal(replies[13][0], 'multibar2');
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assert.equal(replies[13].length, 3);
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assert.equal(replies.length, 14);
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return done();
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});
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});
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it('converts a non string key to a string', function (done) {
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// TODO: Converting the key might change soon again.
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client.multi().hmset(true, {
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test: 123,
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bar: 'baz'
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}).exec(done);
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});
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it('runs a multi without any further commands', function (done) {
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var buffering = client.multi().exec(function (err, res) {
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assert.strictEqual(err, null);
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assert.strictEqual(res.length, 0);
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done();
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});
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assert(typeof buffering === 'boolean');
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});
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it('allows multiple operations to be performed using a chaining API', function (done) {
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client.multi()
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.mset('some', '10', 'keys', '20')
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.incr('some')
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.incr('keys')
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.mget('some', ['keys'])
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.exec(function (err, replies) {
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assert.strictEqual(null, err);
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assert.equal('OK', replies[0]);
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assert.equal(11, replies[1]);
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assert.equal(21, replies[2]);
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assert.equal(11, replies[3][0].toString());
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assert.equal(21, replies[3][1].toString());
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return done();
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});
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});
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it('allows multiple commands to work the same as normal to be performed using a chaining API', function (done) {
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client.multi()
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.mset(['some', '10', 'keys', '20'])
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.incr('some', helper.isNumber(11))
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.incr(['keys'], helper.isNumber(21))
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.mget('some', 'keys')
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.exec(function (err, replies) {
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assert.strictEqual(null, err);
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assert.equal('OK', replies[0]);
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assert.equal(11, replies[1]);
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assert.equal(21, replies[2]);
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assert.equal(11, replies[3][0].toString());
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assert.equal(21, replies[3][1].toString());
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return done();
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});
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});
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it('allows multiple commands to work the same as normal to be performed using a chaining API promisified', function () {
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return client.multi()
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.mset(['some', '10', 'keys', '20'])
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.incr('some', helper.isNumber(11))
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.incr(['keys'], helper.isNumber(21))
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.mget('some', 'keys')
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.execAsync()
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.then(function (replies) {
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assert.equal('OK', replies[0]);
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assert.equal(11, replies[1]);
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assert.equal(21, replies[2]);
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|
assert.equal(11, replies[3][0].toString());
|
|
assert.equal(21, replies[3][1].toString());
|
|
});
|
|
});
|
|
|
|
it('allows an array to be provided indicating multiple operations to perform', function (done) {
|
|
// test nested multi-bulk replies with nulls.
|
|
client.multi([
|
|
['mget', ['multifoo', 'some', 'random value', 'keys']],
|
|
['incr', 'multifoo']
|
|
])
|
|
.exec(function (err, replies) {
|
|
assert.strictEqual(replies.length, 2);
|
|
assert.strictEqual(replies[0].length, 4);
|
|
return done();
|
|
});
|
|
});
|
|
|
|
it('allows multiple operations to be performed on a hash', function (done) {
|
|
client.multi()
|
|
.hmset('multihash', 'a', 'foo', 'b', 1)
|
|
.hmset('multihash', {
|
|
extra: 'fancy',
|
|
things: 'here'
|
|
})
|
|
.hgetall('multihash')
|
|
.exec(function (err, replies) {
|
|
assert.strictEqual(null, err);
|
|
assert.equal('OK', replies[0]);
|
|
assert.equal(Object.keys(replies[2]).length, 4);
|
|
assert.equal('foo', replies[2].a);
|
|
assert.equal('1', replies[2].b);
|
|
assert.equal('fancy', replies[2].extra);
|
|
assert.equal('here', replies[2].things);
|
|
return done();
|
|
});
|
|
});
|
|
|
|
it('reports EXECABORT exceptions when they occur (while queueing)', function (done) {
|
|
client.multi().config('bar').set('foo').set('bar').exec(function (err, reply) {
|
|
assert.equal(err.code, 'EXECABORT');
|
|
assert.equal(reply, undefined, 'The reply should have been discarded');
|
|
assert(err.message.match(/^EXECABORT/), 'Error message should begin with EXECABORT');
|
|
assert.equal(err.errors.length, 2, 'err.errors should have 2 items');
|
|
assert.strictEqual(err.errors[0].command, 'SET');
|
|
assert.strictEqual(err.errors[0].code, 'ERR');
|
|
assert.strictEqual(err.errors[0].position, 1);
|
|
assert(/^ERR/.test(err.errors[0].message), 'Actuall error message should begin with ERR');
|
|
return done();
|
|
});
|
|
});
|
|
|
|
it('reports multiple exceptions when they occur (while EXEC is running)', function (done) {
|
|
client.multi().config('bar').debug('foo').eval("return {err='this is an error'}", 0).exec(function (err, reply) {
|
|
assert.strictEqual(reply.length, 3);
|
|
assert.equal(reply[0].code, 'ERR');
|
|
assert.equal(reply[0].command, 'CONFIG');
|
|
assert.equal(reply[2].code, undefined);
|
|
assert.equal(reply[2].command, 'EVAL');
|
|
assert(/^this is an error/.test(reply[2].message));
|
|
assert(/^ERR/.test(reply[0].message), 'Error message should begin with ERR');
|
|
assert(/^ERR/.test(reply[1].message), 'Error message should begin with ERR');
|
|
return done();
|
|
});
|
|
});
|
|
|
|
it('reports multiple exceptions when they occur (while EXEC is running) promisified', function () {
|
|
return client.multi().config('bar').debug('foo').eval("return {err='this is an error'}", 0).execAsync().then(function (reply) {
|
|
assert.strictEqual(reply.length, 3);
|
|
assert.equal(reply[0].code, 'ERR');
|
|
assert.equal(reply[0].command, 'CONFIG');
|
|
assert.equal(reply[2].code, undefined);
|
|
assert.equal(reply[2].command, 'EVAL');
|
|
assert(/^this is an error/.test(reply[2].message));
|
|
assert(/^ERR/.test(reply[0].message), 'Error message should begin with ERR');
|
|
assert(/^ERR/.test(reply[1].message), 'Error message should begin with ERR');
|
|
});
|
|
});
|
|
|
|
it('reports multiple exceptions when they occur (while EXEC is running) and calls cb', function (done) {
|
|
var multi = client.multi();
|
|
multi.config('bar', helper.isError());
|
|
multi.set('foo', 'bar', helper.isString('OK'));
|
|
multi.debug('foo').exec(function (err, reply) {
|
|
assert.strictEqual(reply.length, 3);
|
|
assert.strictEqual(reply[0].code, 'ERR');
|
|
assert(/^ERR/.test(reply[0].message), 'Error message should begin with ERR');
|
|
assert(/^ERR/.test(reply[2].message), 'Error message should begin with ERR');
|
|
assert.strictEqual(reply[1], 'OK');
|
|
client.get('foo', helper.isString('bar', done));
|
|
});
|
|
});
|
|
|
|
it('emits an error if no callback has been provided and execabort error occured', function (done) {
|
|
var multi = client.multi();
|
|
multi.config('bar');
|
|
multi.set('foo');
|
|
multi.exec();
|
|
|
|
client.on('error', function (err) {
|
|
assert.equal(err.code, 'EXECABORT');
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should work without any callback', function (done) {
|
|
var multi = client.multi();
|
|
multi.set('baz', 'binary');
|
|
multi.set('foo', 'bar');
|
|
multi.exec();
|
|
|
|
client.get('foo', helper.isString('bar', done));
|
|
});
|
|
|
|
it('should not use a transaction with exec_atomic if no command is used', function () {
|
|
var multi = client.multi();
|
|
var test = false;
|
|
multi.exec_batch = function () {
|
|
test = true;
|
|
};
|
|
multi.exec_atomic();
|
|
assert(test);
|
|
});
|
|
|
|
it('should not use a transaction with exec_atomic if only one command is used', function () {
|
|
var multi = client.multi();
|
|
var test = false;
|
|
multi.exec_batch = function () {
|
|
test = true;
|
|
};
|
|
multi.set('baz', 'binary');
|
|
multi.EXEC_ATOMIC();
|
|
assert(test);
|
|
});
|
|
|
|
it('should use transaction with exec_atomic and more than one command used', function (done) {
|
|
var multi = client.multi();
|
|
var test = false;
|
|
multi.exec_batch = function () {
|
|
test = true;
|
|
};
|
|
multi.set('baz', 'binary');
|
|
multi.get('baz');
|
|
multi.exec_atomic(done);
|
|
assert(!test);
|
|
});
|
|
|
|
it('do not mutate arguments in the multi constructor', function (done) {
|
|
var input = [['set', 'foo', 'bar'], ['get', 'foo']];
|
|
client.multi(input).exec(function (err, res) {
|
|
assert.strictEqual(input.length, 2);
|
|
assert.strictEqual(input[0].length, 3);
|
|
assert.strictEqual(input[1].length, 2);
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('works properly after a reconnect. issue #897', function (done) {
|
|
client.stream.destroy();
|
|
client.on('error', function (err) {
|
|
assert.strictEqual(err.code, 'ECONNREFUSED');
|
|
});
|
|
client.on('ready', function () {
|
|
client.multi([['set', 'foo', 'bar'], ['get', 'foo']]).exec(function (err, res) {
|
|
assert(!err);
|
|
assert.strictEqual(res[1], 'bar');
|
|
done();
|
|
});
|
|
});
|
|
});
|
|
|
|
it('emits error once if reconnecting after multi has been executed but not yet returned without callback', function (done) {
|
|
// NOTE: If uncork is called async by postponing it to the next tick, this behavior is going to change.
|
|
// The command won't be processed anymore two errors are returned instead of one
|
|
client.on('error', function (err) {
|
|
assert.strictEqual(err.code, 'UNCERTAIN_STATE');
|
|
client.get('foo', function (err, res) {
|
|
assert.strictEqual(res, 'bar');
|
|
done();
|
|
});
|
|
});
|
|
|
|
// The commands should still be fired, no matter that the socket is destroyed on the same tick
|
|
client.multi().set('foo', 'bar').get('foo').exec();
|
|
// Abort connection before the value returned
|
|
client.stream.destroy();
|
|
});
|
|
|
|
it('indivdual commands work properly with multi', function (done) {
|
|
// Neither of the following work properly in a transactions:
|
|
// (This is due to Redis not returning the reply as expected / resulting in undefined behavior)
|
|
// (Likely there are more commands that do not work with a transaction)
|
|
//
|
|
// auth => can't be called after a multi command
|
|
// monitor => results in faulty return values e.g. multi().monitor().set('foo', 'bar').get('foo')
|
|
// returns ['OK, 'OK', 'monitor reply'] instead of ['OK', 'OK', 'bar']
|
|
// quit => ends the connection before the exec
|
|
// client reply skip|off => results in weird return values. Not sure what exactly happens
|
|
// subscribe => enters subscribe mode and this does not work in combination with exec (the same for psubscribe, unsubscribe...)
|
|
//
|
|
|
|
assert.strictEqual(client.selected_db, undefined);
|
|
var multi = client.multi();
|
|
multi.select(5, function (err, res) {
|
|
assert.strictEqual(client.selected_db, 5);
|
|
assert.strictEqual(res, 'OK');
|
|
assert.notDeepEqual(client.server_info.db5, { avg_ttl: 0, expires: 0, keys: 1 });
|
|
});
|
|
// multi.client('reply', 'on', helper.isString('OK')); // Redis v.3.2
|
|
multi.set('foo', 'bar', helper.isString('OK'));
|
|
multi.info(function (err, res) {
|
|
assert.strictEqual(res.indexOf('# Server\r\nredis_version:'), 0);
|
|
assert.deepEqual(client.server_info.db5, { avg_ttl: 0, expires: 0, keys: 1 });
|
|
});
|
|
multi.get('foo', helper.isString('bar'));
|
|
multi.exec(function (err, res) {
|
|
res[2] = res[2].substr(0, 10);
|
|
assert.deepEqual(res, ['OK', 'OK', '# Server\r\n', 'bar']);
|
|
done();
|
|
});
|
|
});
|
|
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|