public function testAddAll() {
$violations = array(
10 => $this
->getViolation('Error 1'),
20 => $this
->getViolation('Error 2'),
30 => $this
->getViolation('Error 3'),
);
$otherList = new ConstraintViolationList($violations);
$this->list
->addAll($otherList);
$this
->assertCount(3, $this->list);
$this
->assertSame($violations[10], $this->list[0]);
$this
->assertSame($violations[20], $this->list[1]);
$this
->assertSame($violations[30], $this->list[2]);
}