describe('YAML format tests:', () => {
  test('Test N1. Gendiff with simple format.', () => expect(gendiff(yamlFilePath1, yamlFilePath2, 'simple'))
    .toBe(fs.readFileSync(filePathToSimpleResult, 'utf8').trim()));
  test('Test N2. Gendiff with simple tree format.', () => expect(gendiff(yamlTreeFilePath1, yamlTreeFilePath2, 'simple'))
    .toBe(fs.readFileSync(filePathTosimpleTreeResult, 'utf8').trim()));