Add sanity test for enabling important option

__tests__/sanity.test.js

@@ -2,10 +2,8 @@ import fs from 'fs'
 import path from 'path'
 import postcss from 'postcss'
 import tailwind from '../src/index'
+import config from '../defaultConfig.js'
 
-/**
- * Tests
- */
 it('generates the right CSS', () => {
   const inputPath = path.resolve(`${__dirname}/fixtures/tailwind-input.css`)
   const input = fs.readFileSync(inputPath, 'utf8')
@@ -22,6 +20,22 @@ it('generates the right CSS', () => {
     })
 })
 
+it('generates the right CSS when "important" is enabled', () => {
+  const inputPath = path.resolve(`${__dirname}/fixtures/tailwind-input.css`)
+  const input = fs.readFileSync(inputPath, 'utf8')
+
+  return postcss([tailwind({ ...config, options: { ...config.options, important: true }})])
+    .process(input, { from: inputPath })
+    .then(result => {
+      const expected = fs.readFileSync(
+        path.resolve(`${__dirname}/fixtures/tailwind-output-important.css`),
+        'utf8'
+      )
+
+      expect(result.css).toBe(expected)
+    })
+})
+
 it('does not add any CSS if no Tailwind features are used', () => {
   return postcss([tailwind()])
     .process('.foo { color: blue; }', { from: undefined })

src/build.js

@@ -10,7 +10,8 @@ function buildDistFile(filename) {
     fs.readFile(`./${filename}.css`, (err, css) => {
       if (err) throw err
 
-      return postcss([tailwind(), require('autoprefixer')])
+      // return postcss([tailwind(), require('autoprefixer')])
+      return postcss([tailwind()])
         .process(css, {
           from: `./${filename}.css`,
           to: `./dist/${filename}.css`,