public function testHasChildrenWithReference()
 {
     $repo = $this->getMock('Puli\\Repository\\Api\\ResourceRepository');
     $repo->expects($this->never())->method('hasChildren');
     $resource = new FileResource($this->fixturesDir . '/dir1/file1');
     $resource->attachTo($repo);
     $reference = $resource->createReference('/reference');
     $this->assertFalse($reference->hasChildren());
 }