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1 // Copyright 2008 the V8 project authors. All rights reserved. | 1 // Copyright 2008 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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87 assertThrows("f0.apply(this, 1, 2);"); | 87 assertThrows("f0.apply(this, 1, 2);"); |
88 assertThrows("f0.apply(this, 1, new Array(2));"); | 88 assertThrows("f0.apply(this, 1, new Array(2));"); |
89 | 89 |
90 function f() { | 90 function f() { |
91 var doo = ""; | 91 var doo = ""; |
92 for (var i = 0; i < arguments.length; i++) { | 92 for (var i = 0; i < arguments.length; i++) { |
93 doo += arguments[i]; | 93 doo += arguments[i]; |
94 } | 94 } |
95 return doo; | 95 return doo; |
96 } | 96 } |
97 | 97 |
98 assertEquals("42foofishhorse", f.apply(this, arr), "apply to this"); | 98 assertEquals("42foofishhorse", f.apply(this, arr), "apply to this"); |
99 | 99 |
100 function s() { | 100 function s() { |
101 var doo = this; | 101 var doo = this; |
102 for (var i = 0; i < arguments.length; i++) { | 102 for (var i = 0; i < arguments.length; i++) { |
103 doo += arguments[i]; | 103 doo += arguments[i]; |
104 } | 104 } |
105 return doo; | 105 return doo; |
106 } | 106 } |
107 | 107 |
108 assertEquals("bar42foofishhorse", s.apply("bar", arr), "apply to string"); | 108 assertEquals("bar42foofishhorse", s.apply("bar", arr), "apply to string"); |
109 | 109 |
110 function al() { | 110 function al() { |
111 assertEquals(345, this); | 111 assertEquals(345, this); |
112 return arguments.length + arguments[arguments.length - 1]; | 112 return arguments.length + arguments[arguments.length - 1]; |
113 } | 113 } |
114 | 114 |
115 var stack_corner_case_failure = false; | |
116 | |
117 for (var j = 1; j < 0x40000000; j <<= 1) { | 115 for (var j = 1; j < 0x40000000; j <<= 1) { |
118 try { | 116 try { |
119 var a = new Array(j); | 117 var a = new Array(j); |
120 a[j - 1] = 42; | 118 a[j - 1] = 42; |
121 assertEquals(42 + j, al.apply(345, a)); | 119 assertEquals(42 + j, al.apply(345, a)); |
122 } catch (e) { | 120 } catch (e) { |
123 if (e.toString().indexOf("Maximum call stack size exceeded") != -1) { | 121 assertTrue(e.toString().indexOf("Maximum call stack size exceeded") != -1); |
124 // For some combinations of build settings, it may be the case that the | |
125 // stack here is just tall enough to contain the array whose size is | |
126 // specified by j but is not tall enough to contain the activation | |
127 // record for the apply call. Allow one such corner case through, | |
128 // checking that the length check will do the right thing for an array | |
129 // the next size up. | |
130 assertEquals(false, stack_corner_case_failure); | |
131 stack_corner_case_failure = true; | |
132 continue; | |
133 } | |
134 assertTrue(e.toString().indexOf("Function.prototype.apply") != -1, | |
135 "exception does not contain Function.prototype.apply: " + | |
136 e.toString()); | |
137 for (; j < 0x40000000; j <<= 1) { | 122 for (; j < 0x40000000; j <<= 1) { |
138 var caught = false; | 123 var caught = false; |
139 try { | 124 try { |
140 a = new Array(j); | 125 a = new Array(j); |
141 a[j - 1] = 42; | 126 a[j - 1] = 42; |
142 al.apply(345, a); | 127 al.apply(345, a); |
143 assertUnreachable("Apply of array with length " + a.length + | 128 assertUnreachable("Apply of array with length " + a.length + |
144 " should have thrown"); | 129 " should have thrown"); |
145 } catch (e) { | 130 } catch (e) { |
146 assertTrue(e.toString().indexOf("Function.prototype.apply") != -1, | 131 assertTrue(e.toString().indexOf("Maximum call stack size exceeded") != -
1); |
147 "exception does not contain Function.prototype.apply [" + | |
148 "length = " + j + "]: " + e.toString()); | |
149 caught = true; | 132 caught = true; |
150 } | 133 } |
151 assertTrue(caught, "exception not caught"); | 134 assertTrue(caught, "exception not caught"); |
152 } | 135 } |
153 break; | 136 break; |
154 } | 137 } |
155 } | 138 } |
156 | 139 |
157 var primes = new Array(0); | 140 var primes = new Array(0); |
158 | 141 |
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200 "morseper4"); | 183 "morseper4"); |
201 | 184 |
202 primes[0] = ""; | 185 primes[0] = ""; |
203 primes[1] = holey; | 186 primes[1] = holey; |
204 assertThrows("String.prototype.concat.apply.apply('foo', primes)"); | 187 assertThrows("String.prototype.concat.apply.apply('foo', primes)"); |
205 assertEquals("morseper", | 188 assertEquals("morseper", |
206 String.prototype.concat.apply.apply(String.prototype.concat, primes), | 189 String.prototype.concat.apply.apply(String.prototype.concat, primes), |
207 "moreseper-prime"); | 190 "moreseper-prime"); |
208 | 191 |
209 delete(Array.prototype["1"]); | 192 delete(Array.prototype["1"]); |
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