Import Blink layout tests for Promises.

test/webkit/fast/js/Promise-chained-then.js

Index: test/webkit/fast/js/Promise-chained-then.js
diff --git a/test/webkit/fast/js/Promise-chained-then.js b/test/webkit/fast/js/Promise-chained-then.js
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+// Copyright 2014 the V8 project authors. All rights reserved.
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1.  Redistributions of source code must retain the above copyright
+//     notice, this list of conditions and the following disclaimer.
+// 2.  Redistributions in binary form must reproduce the above copyright //     notice, this list of conditions and the following disclaimer in the
+//     documentation and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --harmony
+'use strict';
+description('Test chained Promise.prototype.then.');
+
+var resolve;
+var promise = new Promise(function (r) {resolve = r;});
+var result;
+
+promise.then(function(localResult) {  // fulfilled - continue
+  testPassed('fulfilled');
+  result = localResult;
+  shouldBeEqualToString('result', 'hello');
+  return 'hello2';
+}, function() {
+  testFailed('rrejected');
+}).then()  // pass through
+.then(function(localResult) {  // fulfilled - throw an exception
+  testPassed('fulfilled');
+  result = localResult;
+  shouldBeEqualToString('result', 'hello2');
+  throw 'error';
+}, function() {
+  testFailed('rejected');
+}).then(function() {  // rejected - throw an exception
+  testFailed('fulfilled');
+}, function(localResult) {
+  testPassed('rejected');
+  result = localResult;
+  shouldBeEqualToString('result', 'error');
+  throw 'error2';
+}).then() // pass through
+.then(function() {  // rejected - recover
+  testFailed('fulfilled');
+}, function(localResult) {
+  testPassed('rejected');
+  result = localResult;
+  shouldBeEqualToString('result', 'error2');
+  return 'recovered';
+}).then(function(localResult) {  // fulfilled - the last
+  testPassed('fulfilled');
+  result = localResult;
+  shouldBeEqualToString('result', 'recovered');
+  finishJSTest();
+}, function() {
+  testFailed('rejected');
+  finishJSTest();
+});
+
+resolve('hello');
+debug('This should be the first debug output.');