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hasUnresolvedNestedSelector.test.js
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hasUnresolvedNestedSelector.test.js
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'use strict';
const hasUnresolvedNestedSelector = require('../hasUnresolvedNestedSelector');
const postcss = require('postcss');
const scss = require('postcss-scss');
describe('hasUnresolvedNestedSelector', () => {
it('type', () => {
expect.assertions(1);
rules('a {}', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
it('class', () => {
expect.assertions(1);
rules('.foo {}', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
it('nested type', () => {
expect.assertions(1);
const parsed = postcss.parse('.foo { a {} }');
expect(hasUnresolvedNestedSelector(parsed.first)).toBeTruthy();
});
it('nested selector', () => {
expect.assertions(1);
const parsed = postcss.parse('.foo { .bar {} }');
expect(hasUnresolvedNestedSelector(parsed.first)).toBeTruthy();
});
it('SCSS mixin', () => {
expect.assertions(1);
scssRules('@include test-mixin {}', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
it('SCSS nested mixin no children', () => {
expect.assertions(2);
scssRules('.foo { @include test-mixin; }', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
it('SCSS nested mixin children', () => {
expect.assertions(2);
scssRules('.foo { @include test-mixin {} }', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
it('SCSS multiple mixins', () => {
expect.assertions(2);
scssRules('@include test-mixin { @media (min-width: 10rem) {} }', (rule) => {
expect(hasUnresolvedNestedSelector(rule)).toBeFalsy();
});
});
});
function rules(css, cb) {
postcss.parse(css).walk(cb);
}
function scssRules(css, cb) {
scss.parse(css).walk(cb);
}