1 files changed, 78 insertions, 0 deletions
diff --git a/js/src/tests/js1_7/extensions/basic-for-in.js b/js/src/tests/js1_7/extensions/basic-for-in.js
new file mode 100644
index 000000000..d50aa5cbe
--- /dev/null
+++ b/js/src/tests/js1_7/extensions/basic-for-in.js
@@ -0,0 +1,78 @@
+/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER     = "346582";
+var summary = "Basic support for iterable objects and for-in";
+var actual, expect;
+
+printBugNumber(BUGNUMBER);
+printStatus(summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var failed = false;
+
+var iterable = { persistedProp: 17 };
+
+try
+{
+  // nothing unusual so far -- verify basic properties
+  for (var i in iterable)
+  {
+    if (i != "persistedProp")
+      throw "no persistedProp!";
+    if (iterable[i] != 17)
+      throw "iterable[\"persistedProp\"] == 17";
+  }
+
+  var keys = ["foo", "bar", "baz"];
+  var vals = [6, 5, 14];
+
+  iterable.__iterator__ =
+    function(keysOnly)
+    {
+      var gen =
+      function()
+      {
+	for (var i = 0; i < keys.length; i++)
+	{
+	  if (keysOnly)
+	    yield keys[i];
+	  else
+	    yield [keys[i], vals[i]];
+	}
+      };
+      return gen();
+    };
+
+  // for in sets keysOnly==true
+  var index = 0;
+  for (var k in iterable)
+  {
+    if (k != keys[index])
+      throw "for-in iteration failed on keys[\"" + index + "\"]";
+    index++;
+  }
+  if (index != keys.length)
+    throw "not everything iterated!  index=" + index +
+      ", keys.length=" + keys.length;
+
+  if (iterable.persistedProp != 17)
+    throw "iterable.persistedProp not persisted!";
+}
+catch (e)
+{
+  failed = e;
+}
+
+
+
+expect = false;
+actual = failed;
+
+reportCompare(expect, actual, summary);