remotes/origin/fix-broken-test-in-travis
parent
71d32e003b
commit
1ee0878631
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'use strict';
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require('../../helper');
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var assert = require('../../support/assert');
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var Scheduler = require('../../../batch/scheduler/scheduler');
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var OneCapacity = require('../../../batch/scheduler/capacity/one');
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var InfinityCapacity = require('../../../batch/scheduler/capacity/infinity');
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describe('scheduler', function() {
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function TaskRunner(userTasks) {
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this.results = [];
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this.userTasks = userTasks;
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}
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TaskRunner.prototype.run = function(user, callback) {
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this.results.push(user);
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this.userTasks[user]--;
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return callback(null, this.userTasks[user] === 0);
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};
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// simulate one by one or infinity capacity
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var capacities = [new OneCapacity(), new InfinityCapacity()];
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capacities.forEach(function(capacity) {
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it('should run tasks', function (done) {
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var taskRunner = new TaskRunner({
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userA: 1
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});
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var scheduler = new Scheduler(capacity, taskRunner);
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scheduler.add('userA');
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scheduler.on('done', function() {
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var results = taskRunner.results;
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assert.equal(results.length, 1);
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assert.equal(results[0], 'userA');
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return done();
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});
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scheduler.schedule();
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});
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it('should run tasks for different users', function (done) {
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var taskRunner = new TaskRunner({
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userA: 1,
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userB: 1,
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userC: 1
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});
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var scheduler = new Scheduler(capacity, taskRunner);
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scheduler.add('userA');
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scheduler.add('userB');
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scheduler.add('userC');
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scheduler.on('done', function() {
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var results = taskRunner.results;
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assert.equal(results.length, 3);
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assert.equal(results[0], 'userA');
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assert.equal(results[1], 'userB');
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assert.equal(results[2], 'userC');
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return done();
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});
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scheduler.schedule();
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});
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it('should be fair when scheduling tasks', function (done) {
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var taskRunner = new TaskRunner({
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userA: 3,
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userB: 2,
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userC: 1
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});
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var scheduler = new Scheduler(capacity, taskRunner);
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scheduler.add('userA');
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scheduler.add('userA');
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scheduler.add('userA');
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scheduler.add('userB');
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scheduler.add('userB');
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scheduler.add('userC');
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scheduler.on('done', function() {
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var results = taskRunner.results;
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assert.equal(results.length, 6);
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assert.equal(results[0], 'userA');
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assert.equal(results[1], 'userB');
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assert.equal(results[2], 'userC');
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assert.equal(results[3], 'userA');
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assert.equal(results[4], 'userB');
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assert.equal(results[5], 'userA');
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return done();
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});
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scheduler.schedule();
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});
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});
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});
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