michael@0: // A breakpoint cleared during dispatch does not fire.
michael@0: // (Breakpoint dispatch is well-behaved even when breakpoint handlers clear other breakpoints.)
michael@0: 
michael@0: var g = newGlobal();
michael@0: var dbg = Debugger(g);
michael@0: var log = '';
michael@0: dbg.onDebuggerStatement = function (frame) {
michael@0:     var s = frame.script;
michael@0:     function handler(i) {
michael@0:         if (i === 1)
michael@0:             return function () { log += i; s.clearBreakpoint(h[1]); s.clearBreakpoint(h[2]); };
michael@0:         return function () { log += i; };
michael@0:     }
michael@0:     var offs = s.getLineOffsets(g.line0 + 2);
michael@0:     var h = [];
michael@0:     for (var i = 0; i < 4; i++) {
michael@0:         h[i] = {hit: handler(i)};
michael@0:         for (var j = 0; j < offs.length; j++)
michael@0:             s.setBreakpoint(offs[j], h[i]);
michael@0:     }
michael@0: };
michael@0: 
michael@0: g.eval("var line0 = Error().lineNumber;\n" +
michael@0:        "debugger;\n" +          // line0 + 1
michael@0:        "result = 'ok';\n");     // line0 + 2
michael@0: assertEq(log, '013');