michael@0: // If frame.onStep returns {throw:}, an exception is thrown in the debuggee.
michael@0: 
michael@0: load(libdir + "asserts.js");
michael@0: 
michael@0: var g = newGlobal();
michael@0: g.eval("function h() { debugger; }\n" +
michael@0:        "function f() {\n" +
michael@0:        "    h();\n" +
michael@0:        "    return 'fail';\n" +
michael@0:        "}\n");
michael@0: 
michael@0: var dbg = Debugger(g);
michael@0: dbg.onDebuggerStatement = function (frame) {
michael@0:     frame.older.onStep = function () { return {throw: "pass"}; };
michael@0: };
michael@0: 
michael@0: assertThrowsValue(g.f, "pass");