xmpp-rs/parsers/src/jingle_ibb.rs
2024-07-25 18:42:18 +02:00

132 lines
4.3 KiB
Rust

// Copyright (c) 2017 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
use xso::{AsXml, FromXml};
use crate::ibb::{Stanza, StreamId};
use crate::ns;
/// Describes an [In-Band Bytestream](https://xmpp.org/extensions/xep-0047.html)
/// Jingle transport, see also the [IBB module](../ibb.rs).
#[derive(FromXml, AsXml, PartialEq, Debug, Clone)]
#[xml(namespace = ns::JINGLE_IBB, name = "transport")]
pub struct Transport {
/// Maximum size in bytes for each chunk.
#[xml(attribute(name = "block-size"))]
pub block_size: u16,
/// The identifier to be used to create a stream.
#[xml(attribute)]
pub sid: StreamId,
/// Which stanza type to use to exchange data.
#[xml(attribute(default))]
pub stanza: Stanza,
}
#[cfg(test)]
mod tests {
use super::*;
use minidom::Element;
use xso::error::{Error, FromElementError};
#[cfg(target_pointer_width = "32")]
#[test]
fn test_size() {
assert_size!(Transport, 16);
}
#[cfg(target_pointer_width = "64")]
#[test]
fn test_size() {
assert_size!(Transport, 32);
}
#[test]
fn test_simple() {
let elem: Element =
"<transport xmlns='urn:xmpp:jingle:transports:ibb:1' block-size='3' sid='coucou'/>"
.parse()
.unwrap();
let transport = Transport::try_from(elem).unwrap();
assert_eq!(transport.block_size, 3);
assert_eq!(transport.sid, StreamId(String::from("coucou")));
assert_eq!(transport.stanza, Stanza::Iq);
}
#[test]
fn test_invalid() {
let elem: Element = "<transport xmlns='urn:xmpp:jingle:transports:ibb:1'/>"
.parse()
.unwrap();
let error = Transport::try_from(elem).unwrap_err();
let message = match error {
FromElementError::Invalid(Error::Other(string)) => string,
_ => panic!(),
};
assert_eq!(
message,
"Required attribute field 'block_size' on Transport element missing."
);
let elem: Element =
"<transport xmlns='urn:xmpp:jingle:transports:ibb:1' block-size='65536'/>"
.parse()
.unwrap();
let error = Transport::try_from(elem).unwrap_err();
let message = match error {
FromElementError::Invalid(Error::TextParseError(error))
if error.is::<std::num::ParseIntError>() =>
{
error
}
_ => panic!(),
};
assert_eq!(
message.to_string(),
"number too large to fit in target type"
);
let elem: Element = "<transport xmlns='urn:xmpp:jingle:transports:ibb:1' block-size='-5'/>"
.parse()
.unwrap();
let error = Transport::try_from(elem).unwrap_err();
let message = match error {
FromElementError::Invalid(Error::TextParseError(error))
if error.is::<std::num::ParseIntError>() =>
{
error
}
_ => panic!(),
};
assert_eq!(message.to_string(), "invalid digit found in string");
let elem: Element =
"<transport xmlns='urn:xmpp:jingle:transports:ibb:1' block-size='128'/>"
.parse()
.unwrap();
let error = Transport::try_from(elem).unwrap_err();
let message = match error {
FromElementError::Invalid(Error::Other(string)) => string,
_ => panic!(),
};
assert_eq!(
message,
"Required attribute field 'sid' on Transport element missing."
);
}
#[test]
fn test_invalid_stanza() {
let elem: Element = "<transport xmlns='urn:xmpp:jingle:transports:ibb:1' block-size='128' sid='coucou' stanza='fdsq'/>".parse().unwrap();
let error = Transport::try_from(elem).unwrap_err();
let message = match error {
FromElementError::Invalid(Error::TextParseError(string)) => string,
_ => panic!(),
};
assert_eq!(message.to_string(), "Unknown value for 'stanza' attribute.");
}
}