ager@chromium.org | 3291210 | 2009-01-16 10:38:43 +0000 | [diff] [blame] | 1 | // Copyright 2009 the V8 project authors. All rights reserved. |
mads.s.ager@gmail.com | 9a4089a | 2008-09-01 08:55:01 +0000 | [diff] [blame] | 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 | |
ager@chromium.org | 3291210 | 2009-01-16 10:38:43 +0000 | [diff] [blame] | 28 | // Flags: --expose-gc |
| 29 | |
| 30 | // Test that the clearing of object literal when normalizing objects |
| 31 | // works. In particular, test that the garbage collector handles the |
| 32 | // normalized object literals correctly. |
| 33 | function testLiteral(size) { |
| 34 | |
| 35 | // Build object-literal string. |
| 36 | var literal = "var o = { "; |
| 37 | |
| 38 | for (var i = 0; i < size; i++) { |
| 39 | if (i > 0) literal += ","; |
| 40 | literal += ("a" + i + ":" + i); |
| 41 | } |
| 42 | literal += "}"; |
| 43 | |
| 44 | // Create the object literal. |
| 45 | eval(literal); |
| 46 | |
| 47 | // Force normalization of the properties. |
| 48 | delete o["a" + (size - 1)]; |
| 49 | |
| 50 | // Perform GC. |
| 51 | gc(); |
| 52 | |
| 53 | // Check that the properties have the expected values. |
| 54 | for (var i = 0; i < size - 1; i++) { |
| 55 | assertEquals(i, o["a"+i]); |
| 56 | } |
mads.s.ager@gmail.com | 9a4089a | 2008-09-01 08:55:01 +0000 | [diff] [blame] | 57 | } |
| 58 | |
ager@chromium.org | 3291210 | 2009-01-16 10:38:43 +0000 | [diff] [blame] | 59 | // The sizes to test. |
| 60 | var sizes = [0, 1, 2, 100, 200, 400, 1000]; |
| 61 | |
| 62 | // Run the test. |
| 63 | for (var i = 0; i < sizes.length; i++) { |
| 64 | testLiteral(sizes[i]); |
mads.s.ager@gmail.com | 9a4089a | 2008-09-01 08:55:01 +0000 | [diff] [blame] | 65 | } |