1 files changed, 184 insertions, 0 deletions
diff --git a/js/src/tests/js1_7/block/order-of-operation.js b/js/src/tests/js1_7/block/order-of-operation.js
new file mode 100644
index 0000000..3add4bb
--- /dev/null
+++ b/js/src/tests/js1_7/block/order-of-operation.js
@@ -0,0 +1,184 @@
+/* -*- 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 <jwalden+code@mit.edu>.
+ * Portions created by the Initial Developer are Copyright (C) 2006
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * 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 ***** */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER     = "(none)";
+var summary = "Test let and order of operation issues";
+var actual, expect;
+
+printBugNumber(BUGNUMBER);
+printStatus(summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var failed = false;
+
+function f1(x)
+{
+  let (foo) {
+    // scope of lhs x includes rhs, so x is NaN here -- bug 344952
+    let x = ++x;
+    return x;
+  }
+}
+
+function f2(x)
+{
+  let (foo)
+  {
+    // scope of lhs x includes rhs, so x is NaN here -- bug 344952
+    let x = x++;
+    return x;
+  }
+}
+
+function f3(x)
+{
+  let (foo)
+  {
+    var q = x;
+    let (x = x++)
+    {
+      if (x != q)
+        throw "f3():\n" +
+          "  expected: x == q\n" +
+          "  actual:   x != q " +
+          "(where x == " + x + ", q == " + q + ")\n";
+    }
+    return x;
+  }
+}
+
+function f4(x)
+{
+  var y = 7;
+  let (y = x, x = 3)
+  {
+    var q = 7 + x;
+  }
+  return x + y + q;
+}
+
+function f5(x)
+{
+  var q = x++;
+  let (y = x, r = 17, m = 32) {
+    return function(code)
+    {
+      return eval(code);
+    };
+  }
+}
+
+function f6() {
+  let (foo)
+  {
+    var i=3;
+    for (let i=i;;) { if (i != 3) throw "f6(): fail 1"; i = 7; break; }
+    if (i != 3) throw "f6(): fail 2";
+  }
+}
+
+try
+{
+  var rv = f1(5);
+  if (!isNaN(rv))
+    throw "f1(5):\n" +
+      "  expected:  NaN\n" +
+      "  actual:    " + rv;
+
+  rv = f2(5);
+  if (!isNaN(rv))
+    throw "f2(5):\n" +
+      "  expected:  NaN\n" +
+      "  actual:    " + rv;
+/*
+  rv = f3(8);
+  if (rv != 9)
+  throw "f3(8):\n" +
+  "  expected:  9\n" +
+  "  actual:    " + rv;
+*/
+
+  rv = f4(13);
+  if (rv != 30)
+    throw "f4(13):\n" +
+      "  expected:  30\n" +
+      "  actual:    " + rv;
+
+  var fun = f5(2);
+
+  rv = fun("q");
+  if (rv != 2)
+    throw "fun('q'):\n" +
+      "  expected:  2\n" +
+      "  actual:    " + rv;
+
+  rv = fun("x");
+  if (rv != 3)
+    throw "fun('x'):\n" +
+      "  expected:  3\n" +
+      "  actual:    " + rv;
+
+  rv = fun("y");
+  if (rv != 3)
+    throw "fun('y'):\n" +
+      "  expected:  3\n" +
+      "  actual:    " + rv;
+
+  rv = fun("let (y = y) { y += 32; }; y");
+  if (rv != 3)
+    throw "fun('let (y = y) { y += 32; }; y'):\n" +
+      "  expected:  3\n" +
+      "  actual:    " + rv;
+
+/*
+  f6();
+*/
+}
+catch (e)
+{
+  print(e.toSource());
+  failed = e;
+}
+
+expect = false;
+actual = failed;
+
+reportCompare(expect, actual, summary);