michael@0: // The argument to a breakpoint hit method is a frame.
michael@0: 
michael@0: var g = newGlobal();
michael@0: var dbg = Debugger(g);
michael@0: var hits = 0;
michael@0: dbg.onDebuggerStatement = function (frame1) {
michael@0:     function hit(frame2) {
michael@0:         assertEq(frame2, frame1);
michael@0:         hits++;
michael@0:     }
michael@0:     var s = frame1.script;
michael@0:     var offs = s.getLineOffsets(g.line0 + 2);
michael@0:     for (var i = 0; i < offs.length; i++)
michael@0:         s.setBreakpoint(offs[i], {hit: hit});
michael@0: };
michael@0: g.eval("var line0 = Error().lineNumber;\n" +
michael@0:        "debugger;\n" +  // line0 + 1
michael@0:        "x = 1;\n");     // line0 + 2
michael@0: assertEq(hits, 1);
michael@0: assertEq(g.x, 1);