public function testStaticFlow() { $file = $this->makeFile('gzip/static/source', 'some text'); $file->setCompression(CompressionFactory::TYPE_NONE); $flow = Flow::gzip(); $output = $flow->flow($file); static::assertNotSame($file, $output); static::assertInstanceOf(LocalFile::class, $output); static::assertEquals(Gzip::NAME, $output->getCompression()); }