public function testGetRedirectForEntityId()
{
$mock = new MockRepository();
$q5 = new ItemId('Q5');
$q55 = new ItemId('Q55');
$q77 = new ItemId('Q77');
$mock->putEntity(new Item($q5));
$mock->putRedirect(new EntityRedirect($q55, $q5));
$this->assertNull($mock->getRedirectForEntityId($q5), 'not a redirect');
$this->assertEquals($q5, $mock->getRedirectForEntityId($q55));
$this->setExpectedException('Wikibase\\DataModel\\Services\\Lookup\\EntityRedirectLookupException');
$mock->getRedirectForEntityId($q77);
}
