text: var fs      = require('fs');
  var postcss = require('postcss');
  var expect  = require('chai').expect;
  
  var plugin = require('../');
  
  var test = function (name, opts) {
    var input  = read('test/fixtures/' + name + '.css');
    var output = read('test/fixtures/' + name + '.out.css');
    expect(postcss(plugin(opts)).process(input).css).to.eql(output);
  };
  var testString = function (input, output, opts) {
    expect(postcss(plugin(opts)).process(input).css).to.eql(output);
  };
  var read = function (path) {
    return fs.readFileSync(path, 'utf-8');
  };
  
  describe('postcss-background-rgba', function () {
  
    describe('adds fallback filter', function () {
  
      it('background', function () {
        test('background');
      });
      it('background-color', function () {
        test('background-color');
      });
  
      it('doesn\'t add fallback if already present', function () {
        test('duplicate');
      });
  
    });
  
  });
  