GuzzleHttp\Tests\Psr7\CachingStreamTest::testCanSeekNearEndWithSeekEnd PHP Method

    public function testCanSeekNearEndWithSeekEnd()
    {
        $baseStream = Psr7\stream_for(implode('', range('a', 'z')));
        $cached = new CachingStream($baseStream);
        $cached->seek(-1, SEEK_END);
        $this->assertEquals(25, $baseStream->tell());
        $this->assertEquals('z', $cached->read(1));
        $this->assertEquals(26, $cached->getSize());
    }