antd-theme-generator/node_modules/less/test/browser/runner-main-spec.js

This a script to generate color specific styles less file and which you can use to change theme dynamically in browser

console.warn('start spec');
describe('less.js main tests', function() {
    testLessEqualsInDocument();
    it('the global environment', function() {
        expect(window.require).toBe(undefined);
    });
});