JavaScript Tests - tests for iterator constructor, by Norris Boyd, bug 410725

js/tests/js1_7/extensions/iterator-ctor.js

@@ -0,0 +1,136 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is JavaScript Engine testing utilities.
+ *
+ * The Initial Developer of the Original Code is
+ * Jeff Walden.
+ * Portions created by the Initial Developer are Copyright (C) 2006
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *  Norris Boyd
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+// See http://developer.mozilla.org/en/docs/Core_JavaScript_1.5_Guide:Iterators_and_Generators
+
+var gTestfile = 'iterator-ctor.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER  = "410725";
+var summary = "Test of the global Iterator constructor";
+var actual, expect;
+
+printBugNumber(BUGNUMBER);
+printStatus(summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function iteratorToArray(iterator) {
+  var result = [];
+  for (var i in iterator) {
+    result[result.length] = i;
+  }
+  return result.sort();
+}
+
+var obj = {a:1, b:2};
+
+reportCompare('["a", "b"]',
+              uneval(iteratorToArray(obj)),
+              'uneval(iteratorToArray(obj))');
+
+reportCompare('[["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(Iterator(obj))),
+              'uneval(iteratorToArray(Iterator(obj)))');
+
+reportCompare('[["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(new Iterator(obj))),
+              'uneval(iteratorToArray(new Iterator(obj)))');
+
+reportCompare('[["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(Iterator(obj,false))),
+              'uneval(iteratorToArray(Iterator(obj,false)))');
+
+reportCompare('[["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(new Iterator(obj,false))),
+              'uneval(iteratorToArray(new Iterator(obj,false)))');
+
+reportCompare('["a", "b"]',
+              uneval(iteratorToArray(Iterator(obj,true))),
+              'uneval(iteratorToArray(Iterator(obj,true)))');
+
+reportCompare('["a", "b"]',
+              uneval(iteratorToArray(new Iterator(obj,true))),
+              'uneval(iteratorToArray(new Iterator(obj,true)))');
+
+var flag;
+var obji = {a:1, b:2};
+obji.__iterator__ = function (b) { flag = b; yield -1; yield -2; }
+
+flag = -1;
+reportCompare('[-1, -2]',
+              uneval(iteratorToArray(obji)),
+              'uneval(iteratorToArray(obji))');
+reportCompare(true, flag, 'uneval(iteratorToArray(obji)) flag');
+
+flag = -1;
+reportCompare('[-1, -2]',
+              uneval(iteratorToArray(Iterator(obji))),
+              'uneval(iteratorToArray(Iterator(obji)))');
+reportCompare(false, flag, 'uneval(iteratorToArray(Iterator(obji))) flag');
+
+flag = -1;
+reportCompare('[["__iterator__", (function (b) {flag = b;yield -1;yield -2;})], ["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(new Iterator(obji))),
+              'uneval(iteratorToArray(new Iterator(obji)))');
+reportCompare(-1, flag, 'uneval(iteratorToArray(new Iterator(obji))) flag');
+
+flag = -1;
+reportCompare('[-1, -2]',
+              uneval(iteratorToArray(Iterator(obji,false))),
+              'uneval(iteratorToArray(Iterator(obji,false)))');
+reportCompare(false, flag, 'uneval(iteratorToArray(Iterator(obji,false))) flag');
+
+flag = -1;
+reportCompare('[["__iterator__", (function (b) {flag = b;yield -1;yield -2;})], ["a", 1], ["b", 2]]',
+              uneval(iteratorToArray(new Iterator(obji,false))),
+              'uneval(iteratorToArray(new Iterator(obji,false)))');
+reportCompare(-1, flag, 'uneval(iteratorToArray(new Iterator(obji,false))) flag');
+
+flag = -1;
+reportCompare('[-1, -2]',
+              uneval(iteratorToArray(Iterator(obji,true))),
+              'uneval(iteratorToArray(Iterator(obji,true)))');
+reportCompare(true, flag, 'uneval(iteratorToArray(Iterator(obji,true))) flag');
+
+flag = -1;
+reportCompare('["__iterator__", "a", "b"]',
+              uneval(iteratorToArray(new Iterator(obji,true))),
+              'uneval(iteratorToArray(new Iterator(obji,true)))');
+reportCompare(-1, flag, 'uneval(iteratorToArray(new Iterator(obji,true))) flag');