js/src/jit-test/tests/saved-stacks/gc-frame-cache.js@6474c204b198 (annotated)
js/src/jit-test/tests/saved-stacks/gc-frame-cache.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | // Test that SavedFrame instances get removed from the SavedStacks frames cache |
| michael@0 | 2 | // after a GC. |
| michael@0 | 3 | |
| michael@0 | 4 | const FUZZ_FACTOR = 3; |
| michael@0 | 5 | |
| michael@0 | 6 | function assertAboutEq(actual, expected) { |
| michael@0 | 7 | if (Math.abs(actual - expected) > FUZZ_FACTOR) |
| michael@0 | 8 | throw new Error("Assertion failed: expected about " + expected + ", got " + actual + |
| michael@0 | 9 | ". FUZZ_FACTOR = " + FUZZ_FACTOR); |
| michael@0 | 10 | } |
| michael@0 | 11 | |
| michael@0 | 12 | const stacks = []; |
| michael@0 | 13 | |
| michael@0 | 14 | stacks.push(saveStack()); |
| michael@0 | 15 | stacks.push(saveStack()); |
| michael@0 | 16 | stacks.push(saveStack()); |
| michael@0 | 17 | stacks.push(saveStack()); |
| michael@0 | 18 | stacks.push(saveStack()); |
| michael@0 | 19 | stacks.push(saveStack()); |
| michael@0 | 20 | stacks.push(saveStack()); |
| michael@0 | 21 | stacks.push(saveStack()); |
| michael@0 | 22 | stacks.push(saveStack()); |
| michael@0 | 23 | stacks.push(saveStack()); |
| michael@0 | 24 | stacks.push(saveStack()); |
| michael@0 | 25 | stacks.push(saveStack()); |
| michael@0 | 26 | stacks.push(saveStack()); |
| michael@0 | 27 | stacks.push(saveStack()); |
| michael@0 | 28 | stacks.push(saveStack()); |
| michael@0 | 29 | stacks.push(saveStack()); |
| michael@0 | 30 | stacks.push(saveStack()); |
| michael@0 | 31 | stacks.push(saveStack()); |
| michael@0 | 32 | stacks.push(saveStack()); |
| michael@0 | 33 | stacks.push(saveStack()); |
| michael@0 | 34 | stacks.push(saveStack()); |
| michael@0 | 35 | stacks.push(saveStack()); |
| michael@0 | 36 | stacks.push(saveStack()); |
| michael@0 | 37 | stacks.push(saveStack()); |
| michael@0 | 38 | stacks.push(saveStack()); |
| michael@0 | 39 | stacks.push(saveStack()); |
| michael@0 | 40 | stacks.push(saveStack()); |
| michael@0 | 41 | stacks.push(saveStack()); |
| michael@0 | 42 | stacks.push(saveStack()); |
| michael@0 | 43 | stacks.push(saveStack()); |
| michael@0 | 44 | stacks.push(saveStack()); |
| michael@0 | 45 | stacks.push(saveStack()); |
| michael@0 | 46 | stacks.push(saveStack()); |
| michael@0 | 47 | stacks.push(saveStack()); |
| michael@0 | 48 | stacks.push(saveStack()); |
| michael@0 | 49 | stacks.push(saveStack()); |
| michael@0 | 50 | stacks.push(saveStack()); |
| michael@0 | 51 | stacks.push(saveStack()); |
| michael@0 | 52 | stacks.push(saveStack()); |
| michael@0 | 53 | stacks.push(saveStack()); |
| michael@0 | 54 | stacks.push(saveStack()); |
| michael@0 | 55 | stacks.push(saveStack()); |
| michael@0 | 56 | stacks.push(saveStack()); |
| michael@0 | 57 | stacks.push(saveStack()); |
| michael@0 | 58 | stacks.push(saveStack()); |
| michael@0 | 59 | stacks.push(saveStack()); |
| michael@0 | 60 | stacks.push(saveStack()); |
| michael@0 | 61 | stacks.push(saveStack()); |
| michael@0 | 62 | stacks.push(saveStack()); |
| michael@0 | 63 | stacks.push(saveStack()); |
| michael@0 | 64 | stacks.push(saveStack()); |
| michael@0 | 65 | |
| michael@0 | 66 | assertAboutEq(getSavedFrameCount(), 50); |
| michael@0 | 67 | |
| michael@0 | 68 | while (stacks.length) { |
| michael@0 | 69 | stacks.pop(); |
| michael@0 | 70 | } |
| michael@0 | 71 | gc(); |
| michael@0 | 72 | |
| michael@0 | 73 | stacks = null; |
| michael@0 | 74 | gc(); |
| michael@0 | 75 | |
| michael@0 | 76 | assertAboutEq(getSavedFrameCount(), 0); |
