1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/js/src/devtools/gc/tests/clock.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,35 @@
1.4 +//Shell version of Clock Benchmark: https://bug548388.bugzilla.mozilla.org/attachment.cgi?id=434576
1.5 +
1.6 +var t0;
1.7 +var tl;
1.8 +
1.9 +function alloc(dt) {
1.10 + if (dt > 100)
1.11 + dt = 100;
1.12 + for (var i = 0; i < dt * 1000; ++i) {
1.13 + var o = new String("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
1.14 + }
1.15 +}
1.16 +
1.17 +function cycle() {
1.18 + if (!running)
1.19 + return;
1.20 +
1.21 + var t1 = new Date;
1.22 + if (t0 == undefined) t0 = t1;
1.23 +
1.24 + if (tl != undefined) {
1.25 + var dt = t1 - tl;
1.26 + alloc(dt);
1.27 + }
1.28 +
1.29 + tl = t1;
1.30 +
1.31 + if(t1 - t0 > (5 * 1000))
1.32 + running = false;
1.33 +}
1.34 +
1.35 +var running = true;
1.36 +while(running)
1.37 + cycle();
1.38 +
