js/src/jit-test/tests/saved-stacks/get-set.js@6474c204b198 (annotated)
js/src/jit-test/tests/saved-stacks/get-set.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 we can save stacks with getter and setter function frames. |
| michael@0 | 2 | |
| michael@0 | 3 | function assertStackLengthEq(stack, expectedLength) { |
| michael@0 | 4 | let actual = 0; |
| michael@0 | 5 | while (stack) { |
| michael@0 | 6 | actual++; |
| michael@0 | 7 | stack = stack.parent; |
| michael@0 | 8 | } |
| michael@0 | 9 | assertEq(actual, expectedLength); |
| michael@0 | 10 | } |
| michael@0 | 11 | |
| michael@0 | 12 | const get = { get s() { return saveStack(); } }.s; |
| michael@0 | 13 | assertStackLengthEq(get, 2); |
| michael@0 | 14 | |
| michael@0 | 15 | let set; |
| michael@0 | 16 | try { |
| michael@0 | 17 | ({ |
| michael@0 | 18 | set s(v) { |
| michael@0 | 19 | throw saveStack(); |
| michael@0 | 20 | } |
| michael@0 | 21 | }).s = 1; |
| michael@0 | 22 | } catch (s) { |
| michael@0 | 23 | set = s; |
| michael@0 | 24 | } |
| michael@0 | 25 | assertStackLengthEq(set, 2); |
