public function testClearRawHeaders() { $this->_response->setRawHeader('HTTP/1.0 404 Not Found'); $headers = $this->_response->getRawHeaders(); $this->assertContains('HTTP/1.0 404 Not Found', $headers); $this->_response->clearRawHeaders(); $headers = $this->_response->getRawHeaders(); $this->assertTrue(empty($headers)); }