text: const tmpl = `
    <div>
      <div if="{ flag }">
        <p>{ msg }</p>
      </div>
    </div>
  `
  
  module.exports = function(suite, testName, riot) {
    let tag
    suite
    .on('start', function() {
      var ifTag = document.createElement('if-tag')
      body.appendChild(ifTag)
      riot.tag('if-tag', tmpl,  function() {
        this.msg = 'hi'
        this.flag = false
      })
      tag = riot.mount('if-tag')[0]
    })
    .on('complete', function() {
      tag.unmount()
    })
    .add(testName, () => {
      tag.flag = true
      tag.update()
      tag.flag = false
      tag.update()
    })
  }
  
  