text: var tape = require( 'tape' )
  var muty = require( './script.js' )
  
  tape( 'Provides a valid options hash at `muty.options`', function( t ){
  	t.equal( typeof muty.options, 'object' )
  
  	t.end()
  } )
  
  tape( 'Consumes a valid options hash, a DOM element, and a callback function', function( t ){
  	t.doesNotThrow( function(){
  		muty( muty.options, document, function(){} )
  	} )
  
  	t.end()
  } )
  
  tape( 'Returns a MutationObserver', function( t ){
  	t.ok( muty( muty.options, document, function(){} ) instanceof MutationObserver )
  
  	t.end()
  } )
  
  tape( 'Provided default options, invokes callback after any DOM mutation', function( t ){
  	var called = false
  
  	muty( muty.options, document, function(){
  		called = true
  	} )
  
  	t.equals( called, false )
  
  	document.body.appendChild( document.createTextNode( '' ) )
  
  	setTimeout( function(){
  		t.equals( called, true )
  
  		t.end()
  	} )
  } )
  