@Test
public void verifyErrorOnInvalidEventDate()
{

    event.setEvent( event.getUid() );
    event.setEventDate( "111-12-122" );
    ImportSummary importSummary = rule.check( new ImmutableEvent( event ), workContext );
    assertHasError( importSummary, event, null );
    assertHasConflict( importSummary, event, "Invalid event date: " + event.getEventDate() );
}