### Question:
KeysListPostResponse { @Override public String toString() { return "KeysListPostResponse{" + "publicKeys=" + publicKeys + '}'; } KeysListPostResponse(
            List<KeysListPostResponsePublicKey> publicKeys); List<KeysListPostResponsePublicKey> getPublicKeys(); @Override boolean equals(Object o); @Override String toString();  }### Answer:
@Test public void toStringContainsClass() throws Exception { assertThat(new KeysListPostResponse(as).toString(), containsString(KeysListPostResponse.class.getSimpleName())); }