js/src/jit-test/tests/debug/breakpoint-gc-02.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 // A Debugger with live breakpoints is live.
michael@0 2
michael@0 3 var g = newGlobal();
michael@0 4 g.eval("var line0 = Error().lineNumber;\n" +
michael@0 5 "function f() {\n" + // line0 + 1
michael@0 6 " return 2;\n" + // line0 + 2
michael@0 7 "}\n");
michael@0 8
michael@0 9 var N = 4;
michael@0 10 var hits = 0;
michael@0 11 for (var i = 0; i < N; i++) {
michael@0 12 var dbg = Debugger(g);
michael@0 13 dbg.onDebuggerStatement = function (frame) {
michael@0 14 var handler = {hit: function () { hits++; }};
michael@0 15 var s = frame.eval("f").return.script;
michael@0 16 var offs = s.getLineOffsets(g.line0 + 2);
michael@0 17 for (var j = 0; j < offs.length; j++)
michael@0 18 s.setBreakpoint(offs[j], handler);
michael@0 19 };
michael@0 20 g.eval('debugger;');
michael@0 21 dbg.onDebuggerStatement = undefined;
michael@0 22 dbg = null;
michael@0 23 }
michael@0 24
michael@0 25 gc();
michael@0 26
michael@0 27 assertEq(g.f(), 2);
michael@0 28 assertEq(hits, N);

mercurial