/**
  * @covers phpDocumentor\Descriptor\ClassDescriptor::setInterfaces
  * @covers phpDocumentor\Descriptor\ClassDescriptor::getInterfaces
  */
 public function testSettingAndGettingInterfaces()
 {
     $this->assertInstanceOf('phpDocumentor\\Descriptor\\Collection', $this->fixture->getInterfaces());
     $mock = m::mock('phpDocumentor\\Descriptor\\Collection');
     $this->fixture->setInterfaces($mock);
     $this->assertSame($mock, $this->fixture->getInterfaces());
 }