text: {
    const filename = "only-constructs.test.js";
    const content = `
      it('it', () => {});
      test.only('test.only', () => {});
      it.only('it.only', () => {});
      fit('fit', () => {});
  
      fdescribe('fdescribe', () => {
        it('it', () => {});
        test('test', () => {});
      });
  
      describe.only('describe.only', () => {
        test('test', () => {});
        describe('describe', () => {
          test('test', () => {});
        });
      });
    `;
    writeFiles(TEST_DIR, {
      [filename]: content
    });
    const { stderr, status } = runJest(DIR, ["--expand"]);
    expect(status).toBe(0);
    const { summary, rest } = extractSummary(stderr);
    expect(rest).toMatchSnapshot();
    expect(summary).toMatchSnapshot();
  }
  