Script-clearBreakpoint-03.js (747B)
1 // Clearing a breakpoint by handler can clear multiple breakpoints. 2 3 var g = newGlobal({newCompartment: true}); 4 var dbg = Debugger(g); 5 var s; 6 dbg.onDebuggerStatement = function (frame) { 7 s = frame.eval("f").return.script; 8 }; 9 g.eval("var line0 = Error().lineNumber;\n" + 10 "function f(a, b) {\n" + // line0 + 1 11 " return a + b;\n" + // line0 + 2 12 "}\n" + 13 "debugger;\n"); 14 15 var hits = 0; 16 var handler = {hit: function (frame) { hits++; s.clearBreakpoint(handler); }}; 17 var offs = s.getLineOffsets(g.line0 + 2); 18 for (var i = 0; i < 4; i++) { 19 for (var j = 0; j < offs.length; j++) 20 s.setBreakpoint(offs[j], handler); 21 } 22 23 assertEq(g.f(2, 2), 4); 24 assertEq(hits, 1); 25 assertEq(s.getBreakpoints().length, 0);