);         $this->assertInstanceOf(FileCollection::class, $files);         $this->assertArraysHaveSameValues($expected, $files->all());          $files = $this->adapter->getFilesRecursively('sub');         $this->assertInstanceOf(FileCollection::class, $files);         $this->assertArraysHaveSameValues($expected, $files->all());     }      /** @test */     public function gets_files_