Symfony\Component\HttpFoundation\Tests\RequestTest::testGetEncodings PHP Method

    public function testGetEncodings()
    {
        $request = new Request();
        $this->assertEquals(array(), $request->getEncodings());
        $request->headers->set('Accept-Encoding', 'gzip,deflate,sdch');
        $this->assertEquals(array(), $request->getEncodings()); // testing caching

        $request = new Request();
        $request->headers->set('Accept-Encoding', 'gzip,deflate,sdch');
        $this->assertEquals(array('gzip', 'deflate', 'sdch'), $request->getEncodings());

        $request = new Request();
        $request->headers->set('Accept-Encoding', 'gzip;q=0.4,deflate;q=0.9,compress;q=0.7');
        $this->assertEquals(array('deflate', 'compress', 'gzip'), $request->getEncodings());
    }