public void testSecondScreenshot() throws Throwable {
    mTextView.setText("foobar3");
    measureAndLayout();
    Screenshot.snap(mTextView).record();
  }
This is not really a test, this test is just a "fixture" for all the tests for the scripts
related to running tests and getting screenshots.
core/src/androidTest/java/com/facebook/testing/screenshot/ScriptsFixtureTest.java