node-redis/test/commands/client.spec.js

'use strict';

var assert = require('assert');
var config = require('../lib/config');
var helper = require('../helper');
var redis = config.redis;

describe("The 'client' method", function () {

    helper.allTests(function (parser, ip, args) {
        var pattern = /addr=/;

        describe('using ' + parser + ' and ' + ip, function () {
            var client;

            beforeEach(function (done) {
                client = redis.createClient.apply(null, args);
                client.once('ready', function () {
                    client.flushdb(done);
                });
            });

            afterEach(function () {
                client.end(true);
            });

            describe('list', function () {
                it('lists connected clients', function (done) {
                    client.client('LIST', helper.match(pattern, done));
                });

                it("lists connected clients when invoked with multi's chaining syntax", function (done) {
                    client.multi().client('list').exec(function (err, results) {
                        assert(pattern.test(results[0]), "expected string '" + results + "' to match " + pattern.toString());
                        return done();
                    });
                });

                it('lists connected clients when invoked with array syntax on client', function (done) {
                    client.multi().client(['list']).exec(function (err, results) {
                        assert(pattern.test(results[0]), "expected string '" + results + "' to match " + pattern.toString());
                        return done();
                    });
                });

                it("lists connected clients when invoked with multi's array syntax", function (done) {
                    client.multi([
                        ['client', 'list']
                    ]).exec(function (err, results) {
                        assert(pattern.test(results[0]), "expected string '" + results + "' to match " + pattern.toString());
                        return done();
                    });
                });
            });

            describe('setname / getname', function () {
                var client2;

                beforeEach(function (done) {
                    client2 = redis.createClient.apply(redis.createClient, args);
                    client2.once('ready', function () {
                        done();
                    });
                });

                afterEach(function () {
                    client2.end(true);
                });

                it('sets the name', function (done) {
                    // The querys are auto pipelined and the response is a response to all querys of one client
                    // per chunk. So the execution order is only garanteed on each client
                    var end = helper.callFuncAfter(done, 2);

                    client.client('setname', 'RUTH', helper.isString('OK'));
                    client2.client('setname', 'RENEE', helper.isString('OK'));
                    client2.client('setname', 'MARTIN', helper.isString('OK'));
                    client2.client('getname', function (err, res) {
                        assert.equal(res, 'MARTIN');
                        end();
                    });
                    client.client('getname', function (err, res) {
                        assert.equal(res, 'RUTH');
                        end();
                    });
                });

            });
        });
    });
});