text: require('colors');
  var chai = require("chai");
  var chaiAsPromised = require("chai-as-promised");
  chai.use(chaiAsPromised);
  chai.should();
  
  var wd;
  try {
    wd = require('wd');
  } catch( err ) {
    wd = require('../../lib/main');
  }
  
  var asserters = wd.asserters; // commonly used asserters
  
  // enables chai assertion chaining
  chaiAsPromised.transferPromiseness = wd.transferPromiseness;
  
  // js to add and remove a child div
  var appendChild =
    'setTimeout(function() {\n' +
    ' $("#i_am_an_id").append("<div class=\\"child\\">a waitFor child</div>");\n' +
    '}, arguments[0]);\n';
  
  var removeChildren =
    ' $("#i_am_an_id").empty();\n';
  
  var browser = wd.promiseChainRemote();
  
  browser
    .init({browserName:'chrome'})
    .get("http://admc.io/wd/test-pages/guinea-pig.html")
    .title().should.become('WD Tests')
  
    // generic waitFor, asserter compulsary
    .execute(removeChildren)
    .execute( appendChild, [500] )
    .waitFor(asserters.textInclude('a waitFor child') , 2000)
    .should.eventually.include('a waitFor child')
  
    // waitForElement without asserter
    .execute(removeChildren)
    .execute( appendChild, [500] )
    .waitForElementByCss("#i_am_an_id .child" , 2000)
    .text().should.become('a waitFor child')
  
    // waitForElement with element asserter
    .execute(removeChildren)
    .execute( appendChild, [500] )
    .waitForElementByCss("#i_am_an_id .child", asserters.textNonEmpty , 2000)
    .text().should.become('a waitFor child')
  
    // isDisplayed asserter
    .execute(removeChildren)
    .execute( appendChild, [500] )
    .waitForElementByCss("#i_am_an_id .child", asserters.isDisplayed , 2000)
    .text().should.become('a waitFor child')
  
    // jsCondition asserter
    .waitFor(asserters.jsCondition('$("#i_am_an_id .child")? true: false') , 2000)
    .should.eventually.be.ok
  
    .fin(function() { return browser.quit(); })
    .done();
  