js/src/jit-test/tests/collections/Map-constructor-generator-1.js@6474c204b198
js/src/jit-test/tests/collections/Map-constructor-generator-1.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 // The argument to Map can be a generator.
3 var done = false;
4 function data(n) {
5 var s = '';
6 for (var i = 0; i < n; i++) {
7 yield [s, i];
8 s += '.';
9 }
10 done = true;
11 }
13 var m = Map(data(50));
14 assertEq(done, true); // the constructor consumes the argument
15 assertEq(m.size, 50);
16 assertEq(m.get(""), 0);
17 assertEq(m.get("....."), 5);
18 assertEq(m.get(Array(49+1).join(".")), 49);
19 assertEq(m.has(undefined), false);
