### Question:
NoteBodyValidator { public static boolean isNoteBodyValid(String noteBody) { return noteBody.length() >= 1; }  static boolean isNoteBodyValid(String noteBody);  }### Answer:
@Test public void NoteBodyValidator_checkNoteBody() { NoteBodyValidator nbv = new NoteBodyValidator(); assertFalse(nbv.isNoteBodyValid("")); assertTrue(nbv.isNoteBodyValid("note")); }