Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 1 | // Copyright 2010 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 | // Tests for compound assignments at the top level |
| 29 | |
| 30 | z = 2; |
| 31 | z += 4; |
| 32 | |
| 33 | assertEquals(z, 6); |
| 34 | |
| 35 | a = new Array(10); |
| 36 | |
| 37 | a[2] += 7; |
| 38 | a[2] = 15; |
| 39 | a[2] += 2; |
| 40 | |
| 41 | assertEquals(17, a[2]); |
| 42 | |
| 43 | b = new Object(); |
| 44 | b.foo = 5; |
| 45 | b.foo += 12; |
| 46 | |
| 47 | assertEquals(17, b.foo); |
| 48 | |
| 49 | // Test compound assignments in an anonymous function with local variables. |
| 50 | (function () { |
| 51 | var z = 2; |
| 52 | z += 4; |
| 53 | |
| 54 | assertEquals(z, 6); |
| 55 | |
| 56 | var a = new Array(10); |
| 57 | |
| 58 | a[2] += 7; |
| 59 | a[2] = 15; |
| 60 | a[2] += 2; |
| 61 | |
| 62 | assertEquals(17, a[2]); |
| 63 | |
| 64 | var b = new Object(); |
| 65 | b.foo = 5; |
| 66 | b.foo += 12; |
| 67 | |
| 68 | assertEquals(17, b.foo); |
| 69 | })(); |
| 70 | |
| 71 | // Test compound assignments in an anonymous function with global variables. |
| 72 | (function () { |
| 73 | z = 2; |
| 74 | z += 4; |
| 75 | |
| 76 | assertEquals(z, 6); |
| 77 | |
| 78 | a = new Array(10); |
| 79 | |
| 80 | a[2] += 7; |
| 81 | a[2] = 15; |
| 82 | a[2] += 2; |
| 83 | |
| 84 | assertEquals(17, a[2]); |
| 85 | |
| 86 | b = new Object(); |
| 87 | b.foo = 5; |
| 88 | b.foo += 12; |
| 89 | |
| 90 | assertEquals(17, b.foo); |
| 91 | })(); |
| 92 | |
| 93 | // Test compound assignments in a named function with local variables. |
| 94 | function foo() { |
| 95 | var z = 3; |
| 96 | z += 4; |
| 97 | |
| 98 | assertEquals(z, 7); |
| 99 | |
| 100 | var a = new Array(10); |
| 101 | |
| 102 | a[2] += 7; |
| 103 | a[2] = 15; |
| 104 | a[2] += 2; |
| 105 | |
| 106 | assertEquals(17, a[2]); |
| 107 | |
| 108 | var b = new Object(); |
| 109 | b.foo = 5; |
| 110 | b.foo += 12; |
| 111 | |
| 112 | assertEquals(17, b.foo); |
| 113 | } |
| 114 | |
| 115 | foo(); |
| 116 | |
| 117 | // Test compound assignments in a named function with global variables. |
| 118 | function bar() { |
| 119 | z = 2; |
| 120 | z += 5; |
| 121 | |
| 122 | assertEquals(z, 7); |
| 123 | |
| 124 | a = new Array(10); |
| 125 | |
| 126 | a[2] += 7; |
| 127 | a[2] = 15; |
| 128 | a[2] += 2; |
| 129 | |
| 130 | assertEquals(17, a[2]); |
| 131 | |
| 132 | b = new Object(); |
| 133 | b.foo = 5; |
| 134 | b.foo += 12; |
| 135 | |
| 136 | assertEquals(17, b.foo); |
| 137 | } |
| 138 | |
| 139 | bar(); |
| 140 | |
| 141 | // Entire series of tests repeated, in loops. |
| 142 | // ------------------------------------------- |
| 143 | // Tests for compound assignments in a loop at the top level |
| 144 | |
| 145 | for (i = 0; i < 5; ++i) { |
| 146 | z = 2; |
| 147 | z += 4; |
| 148 | |
| 149 | assertEquals(z, 6); |
| 150 | |
| 151 | a = new Array(10); |
| 152 | |
| 153 | a[2] += 7; |
| 154 | a[2] = 15; |
| 155 | a[2] += 2; |
| 156 | |
| 157 | assertEquals(17, a[2]); |
| 158 | |
| 159 | b = new Object(); |
| 160 | b.foo = 5; |
| 161 | b.foo += 12; |
| 162 | |
| 163 | assertEquals(17, b.foo); |
| 164 | } |
| 165 | |
| 166 | // Test compound assignments in an anonymous function with local variables. |
| 167 | (function () { |
| 168 | for (var i = 0; i < 5; ++i) { |
| 169 | var z = 2; |
| 170 | z += 4; |
| 171 | |
| 172 | assertEquals(z, 6); |
| 173 | |
| 174 | var a = new Array(10); |
| 175 | |
| 176 | a[2] += 7; |
| 177 | a[2] = 15; |
| 178 | a[2] += 2; |
| 179 | |
| 180 | assertEquals(17, a[2]); |
| 181 | |
| 182 | var b = new Object(); |
| 183 | b.foo = 5; |
| 184 | b.foo += 12; |
| 185 | |
| 186 | assertEquals(17, b.foo); |
| 187 | } |
| 188 | })(); |
| 189 | |
| 190 | // Test compound assignments in an anonymous function with global variables. |
| 191 | (function () { |
| 192 | for (i = 0; i < 5; ++i) { |
| 193 | z = 2; |
| 194 | z += 4; |
| 195 | |
| 196 | assertEquals(z, 6); |
| 197 | |
| 198 | a = new Array(10); |
| 199 | |
| 200 | a[2] += 7; |
| 201 | a[2] = 15; |
| 202 | a[2] += 2; |
| 203 | |
| 204 | assertEquals(17, a[2]); |
| 205 | |
| 206 | b = new Object(); |
| 207 | b.foo = 5; |
| 208 | b.foo += 12; |
| 209 | |
| 210 | assertEquals(17, b.foo); |
| 211 | } |
| 212 | })(); |
| 213 | |
| 214 | // Test compound assignments in a named function with local variables. |
| 215 | function foo_loop() { |
| 216 | for (i = 0; i < 5; ++i) { |
| 217 | var z = 3; |
| 218 | z += 4; |
| 219 | |
| 220 | assertEquals(z, 7); |
| 221 | |
| 222 | var a = new Array(10); |
| 223 | |
| 224 | a[2] += 7; |
| 225 | a[2] = 15; |
| 226 | a[2] += 2; |
| 227 | |
| 228 | assertEquals(17, a[2]); |
| 229 | |
| 230 | var b = new Object(); |
| 231 | b.foo = 5; |
| 232 | b.foo += 12; |
| 233 | |
| 234 | assertEquals(17, b.foo); |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | foo_loop(); |
| 239 | |
| 240 | // Test compound assignments in a named function with global variables. |
| 241 | function bar_loop() { |
| 242 | for (i = 0; i < 5; ++i) { |
| 243 | z = 2; |
| 244 | z += 5; |
| 245 | |
| 246 | assertEquals(z, 7); |
| 247 | |
| 248 | a = new Array(10); |
| 249 | |
| 250 | a[2] += 7; |
| 251 | a[2] = 15; |
| 252 | a[2] += 2; |
| 253 | |
| 254 | assertEquals(17, a[2]); |
| 255 | |
| 256 | b = new Object(); |
| 257 | b.foo = 5; |
| 258 | b.foo += 12; |
| 259 | |
| 260 | assertEquals(17, b.foo); |
| 261 | } |
| 262 | } |
| 263 | |
| 264 | bar_loop(); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 265 | |
| 266 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 267 | // Test assignment in test context. |
| 268 | function test_assign(x, y) { if (x = y) return x; } |
| 269 | |
| 270 | assertEquals(42, test_assign(0, 42)); |
| 271 | |
| 272 | assertEquals("undefined", typeof test_assign(42, 0)); |
| 273 | |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 274 | // Test for assignment using a keyed store ic: |
| 275 | function store_i_in_element_i_of_object_i() { |
| 276 | var i = new Object(); |
| 277 | i[i] = i; |
| 278 | } |
| 279 | |
| 280 | // Run three times to exercise caches. |
| 281 | store_i_in_element_i_of_object_i(); |
| 282 | store_i_in_element_i_of_object_i(); |
| 283 | store_i_in_element_i_of_object_i(); |