xmpp_parsers/
occupant_id.rs

1// Copyright (c) 2019 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
2//
3// This Source Code Form is subject to the terms of the Mozilla Public
4// License, v. 2.0. If a copy of the MPL was not distributed with this
5// file, You can obtain one at http://mozilla.org/MPL/2.0/.
6
7use xso::{AsXml, FromXml};
8
9use crate::message::MessagePayload;
10use crate::ns;
11use crate::presence::PresencePayload;
12
13/// Unique identifier given to a MUC participant.
14///
15/// It allows clients to identify a MUC participant across reconnects and
16/// renames. It thus prevents impersonification of anonymous users.
17#[derive(FromXml, AsXml, PartialEq, Debug, Clone)]
18#[xml(namespace = ns::OID, name = "occupant-id")]
19pub struct OccupantId {
20    /// The id associated to the sending user by the MUC service.
21    #[xml(attribute)]
22    pub id: String,
23}
24
25impl MessagePayload for OccupantId {}
26impl PresencePayload for OccupantId {}
27
28#[cfg(test)]
29mod tests {
30    use super::*;
31    use minidom::Element;
32    use xso::error::{Error, FromElementError};
33
34    #[cfg(target_pointer_width = "32")]
35    #[test]
36    fn test_size() {
37        assert_size!(OccupantId, 12);
38    }
39
40    #[cfg(target_pointer_width = "64")]
41    #[test]
42    fn test_size() {
43        assert_size!(OccupantId, 24);
44    }
45
46    #[test]
47    fn test_simple() {
48        let elem: Element = "<occupant-id xmlns='urn:xmpp:occupant-id:0' id='coucou'/>"
49            .parse()
50            .unwrap();
51        let origin_id = OccupantId::try_from(elem).unwrap();
52        assert_eq!(origin_id.id, "coucou");
53    }
54
55    #[test]
56    #[cfg_attr(feature = "disable-validation", should_panic = "Result::unwrap_err")]
57    fn test_invalid_child() {
58        let elem: Element =
59            "<occupant-id xmlns='urn:xmpp:occupant-id:0' id='foo'><coucou/></occupant-id>"
60                .parse()
61                .unwrap();
62        let error = OccupantId::try_from(elem).unwrap_err();
63        let message = match error {
64            FromElementError::Invalid(Error::Other(string)) => string,
65            _ => panic!(),
66        };
67        assert_eq!(message, "Unknown child in OccupantId element.");
68    }
69
70    #[test]
71    fn test_invalid_id() {
72        let elem: Element = "<occupant-id xmlns='urn:xmpp:occupant-id:0'/>"
73            .parse()
74            .unwrap();
75        let error = OccupantId::try_from(elem).unwrap_err();
76        let message = match error {
77            FromElementError::Invalid(Error::Other(string)) => string,
78            _ => panic!(),
79        };
80        assert_eq!(
81            message,
82            "Required attribute field 'id' on OccupantId element missing."
83        );
84    }
85
86    #[test]
87    fn test_serialise() {
88        let elem: Element = "<occupant-id xmlns='urn:xmpp:occupant-id:0' id='coucou'/>"
89            .parse()
90            .unwrap();
91        let occupant_id = OccupantId {
92            id: String::from("coucou"),
93        };
94        let elem2 = occupant_id.into();
95        assert_eq!(elem, elem2);
96    }
97}
xmpp_parsers/occupant_id.rs

xmpp_parsers/
occupant_id.rs
