protected function _send_get_request( $url ) {
		$response = $this->_send_request( $url, array( 'method' => 'GET' ) );
		
		$response_code = wp_remote_retrieve_response_code( $response );
		$this->assertEquals( 200, $response_code, 'The Mailtrap.io API resonse code is not equals to 200.' );

		return $response;
	}