Add m-esr52 at 52.6.0

1 files changed, 285 insertions, 0 deletions

diff --git a/js/src/tests/ecma_5/Object/15.2.3.3-01.js b/js/src/tests/ecma_5/Object/15.2.3.3-01.js
new file mode 100644
index 000000000..ed94a14f4
--- /dev/null
+++ b/js/src/tests/ecma_5/Object/15.2.3.3-01.js
@@ -0,0 +1,285 @@
+/* -*- 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 = 505587;
+var summary = 'ES5 Object.getOwnPropertyDescriptor(O)';
+var actual = '';
+var expect = '';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function assertEq(a, e, msg)
+{
+  function SameValue(v1, v2)
+  {
+    if (v1 === 0 && v2 === 0)
+      return 1 / v1 === 1 / v2;
+    if (v1 !== v1 && v2 !== v2)
+      return true;
+    return v1 === v2;
+  }
+
+  if (!SameValue(a, e))
+  {
+    var stack = new Error().stack || "";
+    throw "Assertion failed: got " + a + ", expected " + e +
+          (msg ? ": " + msg : "") +
+          (stack ? "\nStack:\n" + stack : "");
+  }
+}
+
+function expectDescriptor(actual, expected)
+{
+  if (actual === undefined && expected === undefined)
+    return;
+
+  assertEq(typeof actual, "object");
+  assertEq(typeof expected, "object");
+
+  var fields =
+    {
+      value: true,
+      get: true,
+      set: true,
+      enumerable: true,
+      writable: true,
+      configurable: true
+    };
+  for (var p in fields)
+    assertEq(actual.hasOwnProperty(p), expected.hasOwnProperty(p), p);
+  for (var p in actual)
+    assertEq(p in fields, true, p);
+  for (var p in expected)
+    assertEq(p in fields, true, p);
+
+  assertEq(actual.hasOwnProperty("value"), actual.hasOwnProperty("writable"));
+  assertEq(actual.hasOwnProperty("get"), actual.hasOwnProperty("set"));
+  if (actual.hasOwnProperty("value"))
+  {
+    assertEq(actual.value, expected.value);
+    assertEq(actual.writable, expected.writable);
+  }
+  else
+  {
+    assertEq(actual.get, expected.get);
+    assertEq(actual.set, expected.set);
+  }
+
+  assertEq(actual.hasOwnProperty("enumerable"), true);
+  assertEq(actual.hasOwnProperty("configurable"), true);
+  assertEq(actual.enumerable, expected.enumerable);
+  assertEq(actual.configurable, expected.configurable);
+}
+
+function adjustDescriptorField(o, actual, expect, field)
+{
+  assertEq(field === "get" || field === "set", true);
+  var lookup = "__lookup" + (field === "get" ? "G" : "S") + "etter";
+  if (typeof o[lookup] === "function")
+    expect[field] = o[lookup](field);
+  else
+    actual[field] = expect[field] = undefined; /* censor if we can't lookup */
+}
+
+/******************************************************************************/
+
+var o, pd, expected;
+
+o = { get x() { return 12; } };
+
+pd = Object.getOwnPropertyDescriptor(o, "x");
+expected =
+  {
+    set: undefined,
+    enumerable: true,
+    configurable: true
+  };
+adjustDescriptorField(o, pd, expected, "get");
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+var o2;
+
+o = Object.create(Object.prototype, { x: {get: function () { return 12; } } });
+
+pd = Object.getOwnPropertyDescriptor(o, "x");
+expected =
+  {
+    set: undefined,
+    enumerable: false,
+    configurable: false
+  };
+adjustDescriptorField(o, pd, expected, "get");
+
+expectDescriptor(pd, expected);
+
+o2 = Object.create(o);
+assertEq(Object.getOwnPropertyDescriptor(o2, "x"), undefined);
+
+/******************************************************************************/
+
+o = {};
+o.b = 12;
+
+pd = Object.getOwnPropertyDescriptor(o, "b");
+expected =
+  {
+    value: 12,
+    writable: true,
+    enumerable: true,
+    configurable: true
+  };
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+o = { get y() { return 17; }, set y(z) { } };
+
+pd = Object.getOwnPropertyDescriptor(o, "y");
+expected =
+  {
+    enumerable: true,
+    configurable: true
+  };
+adjustDescriptorField(o, pd, expected, "get");
+adjustDescriptorField(o, pd, expected, "set");
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+o = {};
+
+pd = Object.getOwnPropertyDescriptor(o, "absent");
+
+expectDescriptor(pd, undefined);
+
+/******************************************************************************/
+
+pd = Object.getOwnPropertyDescriptor([], "length");
+expected =
+  {
+    value: 0,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+pd = Object.getOwnPropertyDescriptor([1], "length");
+expected =
+  {
+    value: 1,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+pd = Object.getOwnPropertyDescriptor([1,], "length");
+expected =
+  {
+    value: 1,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+pd = Object.getOwnPropertyDescriptor([1,,], "length");
+expected =
+  {
+    value: 2,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+pd = Object.getOwnPropertyDescriptor(new String("foobar"), "length");
+expected =
+  {
+    value: 6,
+    writable: false,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+function foo() { }
+o = foo;
+
+pd = Object.getOwnPropertyDescriptor(o, "length");
+expected =
+  {
+    value: 0,
+    writable: false,
+    enumerable: false,
+    configurable: true
+  };
+
+expectDescriptor(pd, expected);
+
+pd = Object.getOwnPropertyDescriptor(o, "prototype");
+expected =
+  {
+    value: foo.prototype,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+pd = Object.getOwnPropertyDescriptor(Function, "length");
+expected =
+  {
+    value: 1,
+    writable: false,
+    enumerable: false,
+    configurable: true
+  };
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+o = /foo/im;
+
+pd = Object.getOwnPropertyDescriptor(o, "lastIndex");
+expected =
+  {
+    value: 0,
+    writable: true,
+    enumerable: false,
+    configurable: false
+  };
+
+expectDescriptor(pd, expected);
+
+/******************************************************************************/
+
+reportCompare(expect, actual, "Object.getOwnPropertyDescriptor");
+
+printStatus("All tests passed");