import postcss from 'postcss'
import fs from 'fs'
import path from 'path'
import { run } from './util/run'
function pluginThatMutatesRules() {
return (root) => {
root.walkRules((rule) => {
rule.nodes
.filter((node) => node.prop === 'background-image')
.forEach((node) => {
node.value = 'url("./bar.png")'
})
return rule
})
}
}
test.only('plugins mutating rules after tailwind doesnt break it', async () => {
let config = {
content: [path.resolve(__dirname, './mutable.test.html')],
theme: {
backgroundImage: {
foo: 'url("./foo.png")',
},
},
plugins: [],
}
function checkResult(result) {
let expectedPath = path.resolve(__dirname, './mutable.test.css')
let expected = fs.readFileSync(expectedPath, 'utf8')
expect(result.css).toMatchFormattedCss(expected)
}
let firstRun = await run('@tailwind utilities', config)
checkResult(firstRun)
await postcss([pluginThatMutatesRules()]).process(firstRun, {
from: path.resolve(__filename),
})
let secondRun = await run('@tailwind utilities', config)
checkResult(secondRun)
})