code: function benchmark( b ) {
  		var i;
  
  		b.tic();
  		for ( i = 0; i < b.iterations; i++ ) {
  			// TODO: synchronous task
  			if ( TODO/* TODO: condition */ ) {
  				b.fail( 'something went wrong' );
  			}
  		}
  		b.toc();
  		if ( TODO/* TODO: condition */ ) {
  			b.fail( 'something went wrong' );
  		}
  		b.pass( 'benchmark finished' );
  		b.end();
  	}
docs: Benchmark function.
  
  @private
  @param {Benchmark} b - benchmark instance