describe('json tests', () => {
  const testsData = [
    [getResult('file1.yaml', 'file2.json', 'json'), readFileSync(getFixturePath('expected_json1.json'), 'utf-8')],
    [getResult('file2.yml', 'file1.json', 'json'), readFileSync(getFixturePath('expected_json2.json'), 'utf-8')],
    [getResult('file1.yaml', 'empty_file1.json', 'json'), readFileSync(getFixturePath('expected_json3.json'), 'utf-8')],