logHandler.clear();
    return logRecord.getThrown();
  }

  private void checkNothingLogged() {
    assertThat(logHandler.getStoredLogRecords()).isEmpty();
  }

  private void checkLoggedCause(Throwable t) {
    assertThat(popLoggedThrowable()).hasCauseThat().isSameInstanceAs(t);
  }

  private void checkLoggedInvalidLoad() {
    assertThat(popLoggedThrowable()).isInstanceOf(InvalidCacheLoadException.class);