@Test
public void empty_string_contains_no_blocks() {

    /* prepare */
    String line = "";
    
    /* execute */
    List<AsciidocFormatBlock> result = scannerToTest.scan(line);
    
    /* test */
    assertNotNull(result);
    assertEquals(0,result.size());
    assertSourcesAddedLikeOrigin(result,line);
}