The Tor Browser / file revision

 // evalInGlobal correctly handles optional lineNumber option

 var g = newGlobal();

 var dbg = new Debugger(g);

 var debuggee = dbg.getDebuggees()[0];

 var count = 0;

 function testLineNumber (options, expected) {

     count++;

     dbg.onNewScript = function(script){

         dbg.onNewScript = undefined;

         assertEq(script.startLine, expected);

         count--;

     };

     debuggee.evalInGlobal("", options);

 }

 testLineNumber(undefined, 1);

 testLineNumber({}, 1);

 testLineNumber({ lineNumber: undefined }, 1);

 testLineNumber({ lineNumber: 5 }, 5);

 assertEq(count, 0);