@Override
    public void delete(final String key) {
        try {
            if (isExisted(key)) {
                client.delete().deletingChildrenIfNeeded().forPath(key);
            }
            // CHECKSTYLE:OFF
        } catch (final Exception ex) {
            // CHECKSTYLE:ON
            ZookeeperExceptionHandler.handleException(ex);
        }
    }
@Test
    void assertDeleteNotExistKey() {
        REPOSITORY.delete("/test/children/1");
        verify(client, times(0)).delete();
    }