michael@0: // Turning debugger off global at a time.
michael@0: 
michael@0: var g1 = newGlobal();
michael@0: var g2 = newGlobal();
michael@0: var g3 = newGlobal();
michael@0: 
michael@0: g1.eval("" + function f() {
michael@0:   var name = "f";
michael@0:   g();
michael@0:   return name;
michael@0: });
michael@0: g2.eval("" + function g() {
michael@0:   var name = "g";
michael@0:   h();
michael@0:   return name;
michael@0: });
michael@0: g3.eval("" + function h() {
michael@0:   var name = "h";
michael@0:   toggle();
michael@0:   return name;
michael@0: });
michael@0: 
michael@0: g1.g = g2.g;
michael@0: g2.h = g3.h;
michael@0: 
michael@0: function name(f) {
michael@0:   return f.environment.getVariable("name");
michael@0: }
michael@0: 
michael@0: var dbg = new Debugger;
michael@0: g3.toggle = function () {
michael@0:   var frame;
michael@0: 
michael@0:   // Add all globals.
michael@0:   dbg.addDebuggee(g1);
michael@0:   dbg.addDebuggee(g3);
michael@0:   dbg.addDebuggee(g2);
michael@0: 
michael@0:   // Remove one at a time.
michael@0:   dbg.removeDebuggee(g3);
michael@0:   assertEq(name(dbg.getNewestFrame()), "g");
michael@0:   dbg.removeDebuggee(g2);
michael@0:   assertEq(name(dbg.getNewestFrame()), "f");
michael@0:   dbg.removeDebuggee(g1);
michael@0: };
michael@0: 
michael@0: g1.eval("(" + function () { f(); } + ")();");
michael@0: