src/v8/test/webkit/fast/js/Promise-resolve-chain.js

// Copyright 2014 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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// Flags: --harmony
'use strict';
description('Test chained Promise resolutions.');

var resolve1, resolve2, resolve3;
var reject4, resolve5, resolve6;
var result;
var promise1 = new Promise(function(r) { resolve1 = r; });
var promise2 = new Promise(function(r) { resolve2 = r; });
var promise3 = new Promise(function(r) { resolve3 = r; });
var promise4 = new Promise(function(_, r) { reject4 = r; });
var promise5 = new Promise(function(r) { resolve5 = r; });
var promise6 = new Promise(function(r) { resolve6 = r; });

resolve3(promise2);
resolve2(promise1);
resolve6(promise5);
resolve5(promise4);

promise3.then(function(localResult) {
  result = localResult;
  shouldBeEqualToString('result', 'hello');
}, function() {
  testFailed('rejected');
});

promise6.then(function() {
  testFailed('fulfilled');
  finishJSTest();
}, function(localResult) {
  result = localResult;
  shouldBeEqualToString('result', 'bye');
  finishJSTest();
});

resolve1('hello');
reject4('bye');