inject-decorator.csf.test.js

import fs from 'fs';
import path from 'path';
import injectDecorator from './inject-decorator';

describe('inject-decorator', () => {
  describe('positive - ts - csf', () => {
    const mockFilePath = './__mocks__/inject-decorator.ts.csf.txt';
    const source = fs.readFileSync(mockFilePath, 'utf-8');
    const result = injectDecorator(source, path.resolve(__dirname, mockFilePath), {
      parser: 'typescript',
    });

    it('includes storySource parameter in the default exported object', () => {
      expect(result.source).toMatchSnapshot();
      expect(result.source).toEqual(
        expect.stringContaining(
          'export default {parameters: {"storySource":{"source":"import React from'
        )
      );
    });
  });
});