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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 // Test that the caller and arguments objects are not available on native | 28 // Test that the caller and arguments objects are not available on native |
29 // functions. | 29 // functions. |
30 | 30 |
31 function testfn(f) { return [1].map(f)[0]; } | 31 function testfn(f) { return [1].map(f)[0]; } |
32 function foo() { return [].map.caller; } | 32 function foo() { return [].map.caller; } |
33 assertEquals(null, testfn(foo)); | 33 assertThrows(function() { testfn(foo); } ); |
Michael Starzinger
2014/04/10 13:40:57
These four are the changes that scare me. They ref
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34 | 34 |
35 // Try to delete the caller property (to make sure that we can't get to the | 35 // Try to delete the caller property (to make sure that we can't get to the |
36 // caller accessor on the prototype. | 36 // caller accessor on the prototype. |
37 delete Array.prototype.map.caller; | 37 delete Array.prototype.map.caller; |
38 assertEquals(null, testfn(foo)); | 38 assertThrows(function() { testfn(foo); } ); |
39 | 39 |
40 // Redo tests with arguments object. | 40 // Redo tests with arguments object. |
41 function testarguments(f) { return [1].map(f)[0]; } | 41 function testarguments(f) { return [1].map(f)[0]; } |
42 function bar() { return [].map.arguments; } | 42 function bar() { return [].map.arguments; } |
43 assertEquals(null, testfn(bar)); | 43 assertThrows(function() { testarguments(bar); } ); |
44 | 44 |
45 // Try to delete the arguments property (to make sure that we can't get to the | 45 // Try to delete the arguments property (to make sure that we can't get to the |
46 // caller accessor on the prototype. | 46 // caller accessor on the prototype. |
47 delete Array.prototype.map.arguments; | 47 delete Array.prototype.map.arguments; |
48 assertEquals(null, testarguments(bar)); | 48 assertThrows(function() { testarguments(bar); } ); |
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