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1// Copyright 2011 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Test that functions introduced by eval work both when there are
29// strict mode and non-strict mode eval in scopes.
30
31// Flags: --allow-natives-syntax
32
33var x = 27;
34
35function f() { return x; }
36
37assertEquals(27, f());
38
39function do_eval(str) {
40  "use strict";
41  return eval(str);
42}
43
44var eval_f = do_eval('(' + f + ')');
45for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
46%OptimizeFunctionOnNextCall(eval_f);
47assertEquals(27, eval_f());
48
49function do_eval_local(str) {
50  "use strict";
51  var x = 42;
52  return eval(str);
53}
54
55eval_f = do_eval_local('(' + f + ')');
56for (var i = 0; i < 5; i++) assertEquals(42, eval_f());
57%OptimizeFunctionOnNextCall(eval_f);
58assertEquals(42, eval_f());
59
60function do_eval_with_other_eval_call(str) {
61  "use strict";
62  var f = eval(str);
63  eval('var x = 1');
64  return f;
65}
66
67eval_f = do_eval_with_other_eval_call('(' + f + ')');
68for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
69%OptimizeFunctionOnNextCall(eval_f);
70assertEquals(27, eval_f());
71
72function test_non_strict_outer_eval() {
73  function strict_eval(str) { "use strict"; return eval(str); }
74  var eval_f = strict_eval('(' + f + ')');
75  for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
76  %OptimizeFunctionOnNextCall(eval_f);
77  assertEquals(27, eval_f());
78  eval("var x = 3");
79  assertEquals(3, eval_f());
80}
81
82test_non_strict_outer_eval();
83
84function test_strict_outer_eval() {
85  "use strict";
86  function strict_eval(str) { "use strict"; return eval(str); }
87  var eval_f = strict_eval('(' + f + ')');
88  for (var i = 0; i < 5; i++) assertEquals(27, eval_f());
89  %OptimizeFunctionOnNextCall(eval_f);
90  assertEquals(27, eval_f());
91  eval("var x = 3");
92  assertEquals(27, eval_f());
93}
94
95test_non_strict_outer_eval();
96