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sass.js
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sass.js
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const assert = require('assert');
const path = require('path');
const fs = require('@parcel/fs');
const {bundle, run, assertBundleTree} = require('@parcel/test-utils');
describe('sass', function() {
it('should support requiring sass files', async function() {
let b = await bundle(path.join(__dirname, '/integration/sass/index.js'));
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.sass'],
childBundles: [
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.sass'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
assert.equal(output(), 2);
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert(css.includes('.index'));
});
it('should support requiring scss files', async function() {
let b = await bundle(path.join(__dirname, '/integration/scss/index.js'));
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.scss'],
childBundles: [
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.scss'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
assert.equal(output(), 2);
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert(css.includes('.index'));
});
it('should support scss imports', async function() {
let b = await bundle(
path.join(__dirname, '/integration/scss-import/index.js')
);
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.scss'],
childBundles: [
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.scss'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
assert.equal(output(), 2);
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert(css.includes('.index'));
assert(css.includes('.foo'));
assert(css.includes('.bar'));
});
it('should support requiring empty scss files', async function() {
let b = await bundle(
path.join(__dirname, '/integration/scss-empty/index.js')
);
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.scss'],
childBundles: [
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.scss'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
assert.equal(output(), 2);
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert.equal(css, '');
});
it('should support linking to assets with url() from scss', async function() {
let b = await bundle(
path.join(__dirname, '/integration/scss-url/index.js')
);
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.scss'],
childBundles: [
{
type: 'jpeg',
assets: ['image.jpeg'],
childBundles: []
},
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.scss'],
childBundles: []
},
{
type: 'woff2',
assets: ['test.woff2'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
assert.equal(output(), 2);
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert(/url\("test\.[0-9a-f]+\.woff2"\)/.test(css));
assert(css.includes('url("http://google.com")'));
assert(css.includes('.index'));
assert(
await fs.exists(
path.join(
__dirname,
'/dist/',
css.match(/url\("(test\.[0-9a-f]+\.woff2)"\)/)[1]
)
)
);
});
it('should support transforming scss with postcss', async function() {
let b = await bundle(
path.join(__dirname, '/integration/scss-postcss/index.js')
);
await assertBundleTree(b, {
name: 'index.js',
assets: ['index.js', 'index.scss'],
childBundles: [
{
type: 'map'
},
{
name: 'index.css',
assets: ['index.scss'],
childBundles: []
}
]
});
let output = await run(b);
assert.equal(typeof output, 'function');
let className = output();
assert.notStrictEqual(className, 'index');
let css = await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
);
assert(css.includes(`.${className}`));
});
it('should support advanced import syntax', async function() {
let b = await bundle(
path.join(__dirname, '/integration/sass-advanced-import/index.sass')
);
await assertBundleTree(b, {
name: 'index.css',
assets: ['index.sass']
});
let css = (await fs.readFile(
path.join(__dirname, '/dist/index.css'),
'utf8'
)).replace(/\s+/g, ' ');
assert(css.includes('.foo { color: blue;'));
assert(css.includes('.bar { color: green;'));
});
});