react-styleguidist/scripts/utils/__tests__/StyleguidistOptionsPlugin.spec.js

React components style guide generator

import StyleguidistOptionsPlugin from '../StyleguidistOptionsPlugin';

const options = {
	foo: 42,
};

it('should attach Styleguidist config object to webpack context', () => {
	const context = {};
	const compiler = {
		plugin: (step, callback) => {
			callback({
				plugin: (step, callback) => {
					callback(context, { resource: 'pizza' });
				},
			});
		},
	};
	const plugin = new StyleguidistOptionsPlugin(options);
	plugin.apply(compiler);

	expect(context._styleguidist).toEqual(options);
});

it('should do nothing when resource is empty', () => {
	const context = {};
	const compiler = {
		plugin: (step, callback) => {
			callback({
				plugin: (step, callback) => {
					callback(context, {});
				},
			});
		},
	};
	const plugin = new StyleguidistOptionsPlugin(options);
	plugin.apply(compiler);

	expect(context._styleguidist).toBeFalsy();
});