@Test
public void MustInCorrectValidateWhenIsClosedThrowException() throws SQLException, StorageException {

    when(connection.isClosed()).thenThrow(new SQLException());
    try {
        testPostgresConnection.validate();
    } catch (StorageException e) {
        verify(connection).isClosed();
        return;
    }
    assertTrue("Must throw exception", false);
}