js/src/jit-test/tests/debug/Frame-onPop-04.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 // When a termination is propagated out of multiple frames, their onPop
michael@0 2 // handlers are called in the correct order, and no onExceptionUnwind
michael@0 3 // handlers are called.
michael@0 4 var g = newGlobal();
michael@0 5 g.eval("function f() { terminate(); }");
michael@0 6 g.eval("function g() { f(); }");
michael@0 7 g.eval("function h() { g(); }");
michael@0 8 g.eval("function i() { h(); }");
michael@0 9
michael@0 10 var dbg = new Debugger(g);
michael@0 11 var log;
michael@0 12 var count = 0;
michael@0 13 function makePopHandler(label, resumption) {
michael@0 14 return function handlePop(completion) {
michael@0 15 log += label;
michael@0 16 assertEq(completion, null);
michael@0 17 return resumption;
michael@0 18 };
michael@0 19 }
michael@0 20 dbg.onEnterFrame = function handleEnter(f) {
michael@0 21 log += "(" + f.callee.name;
michael@0 22 f.onPop = makePopHandler(f.callee.name + ")",
michael@0 23 count++ == 0 ? { return: 'king' } : undefined);
michael@0 24 };
michael@0 25 dbg.onExceptionUnwind = function handleExceptionUnwind(f, x) {
michael@0 26 log += 'u';
michael@0 27 };
michael@0 28 log = '';
michael@0 29 assertEq(g.i(), 'king');
michael@0 30 assertEq(log, "(i(h(g(ff)g)h)i)");

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