public function testBuildWithQueryStream()
 {
     $content = 'test content';
     $this->_query->setQuery($content);
     $this->_query->setQueryStream(true);
     $request = $this->_builder->build($this->_query);
     $this->assertEquals(Solarium_Client_Request::METHOD_POST, $request->getMethod());
     $this->assertEquals(null, $request->getParam('q'));
     $this->assertEquals($content, $request->getRawData());
     $this->assertTrue(in_array('Content-Type: text/plain; charset=utf-8', $request->getHeaders()));
 }