@Test
public void test_embedded_file_extraction_level_1() throws Exception {

    TikaDocumentSource emfImage = new EmbeddedDocumentMemoryExtractor(new UpdatableDigester("prj", "SHA-256")).
            extract(tikaDocument, "1eeb334ca60c61baca50b9df851b60c52b856c727932d0d1cae4e56a34190e7e");
    assertThat(emfImage).isNotNull();
    assertThat(emfImage.content).hasSize(4992);
}