regress-124.js 2.53 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
// Copyright 2008 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * 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.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
// OWNER OR 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.

assertEquals("[object global]", this.toString());
29
assertEquals("[object Undefined]", toString());
30 31

assertEquals("[object global]", eval("this.toString()"));
32
assertEquals("[object Undefined]", eval("toString()"));
33 34

assertEquals("[object global]", eval("var f; this.toString()"));
35
assertEquals("[object Undefined]", eval("var f; toString()"));
36 37


38
function F(f) {
39
  assertEquals("[object global]", this.toString());
40
  assertEquals("[object Undefined]", toString());
41 42

  assertEquals("[object global]", eval("this.toString()"));
43
  assertEquals("[object Undefined]", eval("toString()"));
44 45

  assertEquals("[object global]", eval("var f; this.toString()"));
46
  assertEquals("[object Undefined]", eval("var f; toString()"));
47

48
  assertEquals("[object Undefined]", eval("f()"));
49 50

  // Receiver should be the arguments object here.
51
  assertEquals("[object Arguments]", eval("arguments[0]()"));
52
  with (arguments) {
53
    assertEquals("[object Arguments]", toString());
54
  }
55 56
}

57
F(Object.prototype.toString);