public function testAddAllNoDuplicates() { $this->setExpectedException('\\InvalidArgumentException'); $this->object->add($this->elements['alpha']); $set = $this->getMockForAbstractClass('\\Versionable\\Common\\Collection\\Set'); $set->add($this->elements['alpha']); $set->add($this->elements['bravo']); $set->add($this->elements['charlie']); $this->object->addAll($set); }