js/src/jit-test/tests/for-of/value-done-access.js@6474c204b198
js/src/jit-test/tests/for-of/value-done-access.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.
1 // Test that each yield* loop just checks "done", and "value" is only
2 // fetched once at the end.
4 load(libdir + 'iteration.js');
6 var log = "";
8 function Iter(val, count) {
9 function next() {
10 return {
11 get done() { log += "d"; return count-- == 0; },
12 get value() { log += "v"; return val; }
13 }
14 }
16 this[std_iterator] = function() { return this; };
17 this.next = next;
18 }
20 for (var x of new Iter(42, 5))
21 assertEq(x, 42);
23 assertEq(log, "dvdvdvdvdvd");
