xmpp-rs/xmpp-parsers/src/eme.rs
2019-10-18 13:47:10 +02:00

96 lines
3.1 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 crate::message::MessagePayload;
generate_element!(
/// Structure representing an `<encryption xmlns='urn:xmpp:eme:0'/>` element.
ExplicitMessageEncryption, "encryption", EME,
attributes: [
/// Namespace of the encryption scheme used.
namespace: Required<String> = "namespace",
/// User-friendly name for the encryption scheme, should be `None` for OTR,
/// legacy OpenPGP and OX.
name: Option<String> = "name",
]
);
impl MessagePayload for ExplicitMessageEncryption {}
#[cfg(test)]
mod tests {
use super::*;
use crate::util::error::Error;
use crate::Element;
use std::convert::TryFrom;
#[cfg(target_pointer_width = "32")]
#[test]
fn test_size() {
assert_size!(ExplicitMessageEncryption, 24);
}
#[cfg(target_pointer_width = "64")]
#[test]
fn test_size() {
assert_size!(ExplicitMessageEncryption, 48);
}
#[test]
fn test_simple() {
let elem: Element = "<encryption xmlns='urn:xmpp:eme:0' namespace='urn:xmpp:otr:0'/>"
.parse()
.unwrap();
let encryption = ExplicitMessageEncryption::try_from(elem).unwrap();
assert_eq!(encryption.namespace, "urn:xmpp:otr:0");
assert_eq!(encryption.name, None);
let elem: Element = "<encryption xmlns='urn:xmpp:eme:0' namespace='some.unknown.mechanism' name='SuperMechanism'/>".parse().unwrap();
let encryption = ExplicitMessageEncryption::try_from(elem).unwrap();
assert_eq!(encryption.namespace, "some.unknown.mechanism");
assert_eq!(encryption.name, Some(String::from("SuperMechanism")));
}
#[test]
fn test_unknown() {
let elem: Element = "<replace xmlns='urn:xmpp:message-correct:0'/>"
.parse()
.unwrap();
let error = ExplicitMessageEncryption::try_from(elem).unwrap_err();
let message = match error {
Error::ParseError(string) => string,
_ => panic!(),
};
assert_eq!(message, "This is not a encryption element.");
}
#[test]
fn test_invalid_child() {
let elem: Element = "<encryption xmlns='urn:xmpp:eme:0'><coucou/></encryption>"
.parse()
.unwrap();
let error = ExplicitMessageEncryption::try_from(elem).unwrap_err();
let message = match error {
Error::ParseError(string) => string,
_ => panic!(),
};
assert_eq!(message, "Unknown child in encryption element.");
}
#[test]
fn test_serialise() {
let elem: Element = "<encryption xmlns='urn:xmpp:eme:0' namespace='coucou'/>"
.parse()
.unwrap();
let eme = ExplicitMessageEncryption {
namespace: String::from("coucou"),
name: None,
};
let elem2 = eme.into();
assert_eq!(elem, elem2);
}
}