michael@0: var g = newGlobal();
michael@0: var dbg = Debugger(g);
michael@0: dbg.onDebuggerStatement = function (frame) {
michael@0:     try {
michael@0:         frame.arguments[0].deleteProperty("x");
michael@0:     } catch (exc) {
michael@0:         assertEq(exc instanceof ReferenceError, true);
michael@0:         assertEq(exc.message, "diaf");
michael@0:         assertEq(exc.fileName, "fail");
michael@0:         assertEq(exc.lineNumber, 4);
michael@0:         assertEq(exc.columnNumber, 20);
michael@0:         return;
michael@0:     }
michael@0:     throw new Error("deleteProperty should throw");
michael@0: };
michael@0: 
michael@0: g.evaluate("function h(obj) { debugger; } \n" +
michael@0:            "h(new Proxy({}, \n" +
michael@0:            "            { deleteProperty: function () { \n" +
michael@0:            "                var e = new ReferenceError('diaf', 'fail'); \n" +
michael@0:            "                throw e; \n" +
michael@0:            "              } \n" +
michael@0:            "            }));");