text: var fs = require('fs');
  var test = require('tape');
  var constrainBW = require('../constrain-bandwidth');
  var baseSdp = fs.readFileSync(__dirname + '/fragments/test-answer-nocandidates.txt', 'utf8');
  var refSdp = [
    fs.readFileSync(__dirname + '/output/constrain-bandwidth-session.txt', 'utf8')
  //   fs.readFileSync(__dirname + '/output/test-answer-addvideoice2.txt', 'utf8')
  ];
  
  test('can add a bandwidth constraint to the session line', function(t) {
    t.plan(1);
    t.equal(constrainBW(128)(baseSdp), refSdp[0]);
  });
  