michael@0: // GC can turn off debug mode in a compartment.
michael@0: 
michael@0: var dbgs = [];
michael@0: var nonDebugGlobals = [];
michael@0: var f = gc;
michael@0: for (var i = 0; i < 4; i++) {
michael@0:     // Create two globals, one debuggee.
michael@0:     var g1 = newGlobal();
michael@0:     var g2 = g1.eval("newGlobal('same-compartment')");
michael@0:     var dbg = Debugger(g1);
michael@0:     dbg.onDebuggerStatement = function () {};
michael@0: 
michael@0:     // Thread a chain of functions through the non-debuggee globals.
michael@0:     g2.eval("function f() { return g() + 1; }");
michael@0:     g2.g = f;
michael@0:     f = g2.f;
michael@0: 
michael@0:     // Root the Debugger objects and non-debuggee globals.
michael@0:     dbgs[i] = dbg;
michael@0:     nonDebugGlobals[i] = g2;
michael@0: }
michael@0: 
michael@0: // Call the chain of functions. At the end of the chain is gc. This will
michael@0: // collect (some or all of) the debuggee globals, leaving non-debuggee
michael@0: // globals. It should disable debug mode in those debuggee compartments.
michael@0: nonDebugGlobals[nonDebugGlobals.length - 1].f();
michael@0: 
michael@0: gc();
michael@0: nonDebugGlobals[0].g = function () { return 0; }
michael@0: assertEq(nonDebugGlobals[nonDebugGlobals.length - 1].f(), nonDebugGlobals.length);