public function testValidate_()
{
$item = new Item();
$changeOp = $this->getMockBuilder('\\Wikibase\\ChangeOp\\ChangeOp')->disableOriginalConstructor()->getMock();
$changeOp->expects($this->any())->method('validate')->will($this->returnCallback(function (Item $item) {
// Fail when the label is already set (by a previous apply call).
return $item->getFingerprint()->hasLabel('en') ? Result::newError(array()) : Result::newSuccess();
}));
$changeOp->expects($this->any())->method('apply')->will($this->returnCallback(function (Item $item) {
$item->setLabel('en', 'Label');
}));
$changeOps = new ChangeOps();
$changeOps->add($changeOp);
$changeOps->add($changeOp);
$result = $changeOps->validate($item);
$this->assertFalse($result->isValid(), 'Validate must fail with this mock');
$this->assertTrue($item->isEmpty(), 'Item must still be empty');
}
