1// Copyright (c) 2017 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::delay::Delay;
10use crate::message::Message;
11use crate::ns;
12
13/// Contains a forwarded stanza, either standalone or part of another
14/// extension (such as carbons).
15#[derive(FromXml, AsXml, Debug, Clone, PartialEq)]
16#[xml(namespace = ns::FORWARD, name = "forwarded")]
17pub struct Forwarded {
18 /// When the stanza originally got sent.
19 #[xml(child(default))]
20 pub delay: Option<Delay>,
21
22 /// The stanza being forwarded.
23 // The schema says that we should allow either a Message, Presence or Iq, in either
24 // jabber:client or jabber:server, but in the wild so far we’ve only seen Message being
25 // transmitted, so let’s hardcode that for now. The schema also makes it optional, but so far
26 // it’s always present (or this wrapper is useless).
27 #[xml(child)]
28 pub message: Message,
29}
30
31#[cfg(test)]
32mod tests {
33 use super::*;
34 use minidom::Element;
35 use xso::error::{Error, FromElementError};
36
37 #[cfg(target_pointer_width = "32")]
38 #[test]
39 fn test_size() {
40 assert_size!(Forwarded, 152);
41 }
42
43 #[cfg(target_pointer_width = "64")]
44 #[test]
45 fn test_size() {
46 assert_size!(Forwarded, 288);
47 }
48
49 #[test]
50 fn test_simple() {
51 let elem: Element =
52 "<forwarded xmlns='urn:xmpp:forward:0'><message xmlns='jabber:client'/></forwarded>"
53 .parse()
54 .unwrap();
55 Forwarded::try_from(elem).unwrap();
56 }
57
58 #[test]
59 #[cfg_attr(feature = "disable-validation", should_panic = "Result::unwrap_err")]
60 fn test_invalid_child() {
61 let elem: Element = "<forwarded xmlns='urn:xmpp:forward:0'><message xmlns='jabber:client'/><coucou/></forwarded>"
62 .parse()
63 .unwrap();
64 let error = Forwarded::try_from(elem).unwrap_err();
65 let message = match error {
66 FromElementError::Invalid(Error::Other(string)) => string,
67 _ => panic!(),
68 };
69 assert_eq!(message, "Unknown child in Forwarded element.");
70 }
71
72 #[test]
73 fn test_serialise() {
74 let elem: Element = "<forwarded xmlns='urn:xmpp:forward:0'><message xmlns='jabber:client' type='chat'/></forwarded>".parse().unwrap();
75 let forwarded = Forwarded {
76 delay: None,
77 message: Message::new(None),
78 };
79 let elem2 = forwarded.into();
80 assert_eq!(elem, elem2);
81 }
82
83 #[test]
84 fn test_serialize_with_delay_and_stanza() {
85 let reference: Element = "<forwarded xmlns='urn:xmpp:forward:0'><delay xmlns='urn:xmpp:delay' from='capulet.com' stamp='2002-09-10T23:08:25+00:00'/><message xmlns='jabber:client' to='juliet@capulet.example/balcony' from='romeo@montague.example/home'/></forwarded>"
86 .parse()
87 .unwrap();
88
89 let elem: Element = "<message xmlns='jabber:client' to='juliet@capulet.example/balcony' from='romeo@montague.example/home'/>"
90 .parse()
91 .unwrap();
92 let message = Message::try_from(elem).unwrap();
93
94 let elem: Element =
95 "<delay xmlns='urn:xmpp:delay' from='capulet.com' stamp='2002-09-10T23:08:25Z'/>"
96 .parse()
97 .unwrap();
98 let delay = Delay::try_from(elem).unwrap();
99
100 let forwarded = Forwarded {
101 delay: Some(delay),
102 message,
103 };
104
105 let serialized: Element = forwarded.into();
106 assert_eq!(serialized, reference);
107 }
108
109 #[test]
110 fn test_invalid_duplicate_delay() {
111 let elem: Element = "<forwarded xmlns='urn:xmpp:forward:0'><delay xmlns='urn:xmpp:delay' from='capulet.com' stamp='2002-09-10T23:08:25+00:00'/><delay xmlns='urn:xmpp:delay' from='capulet.com' stamp='2002-09-10T23:08:25+00:00'/><message xmlns='jabber:client' to='juliet@capulet.example/balcony' from='romeo@montague.example/home'/></forwarded>"
112 .parse()
113 .unwrap();
114 let error = Forwarded::try_from(elem).unwrap_err();
115 let message = match error {
116 FromElementError::Invalid(Error::Other(string)) => string,
117 _ => panic!(),
118 };
119 assert_eq!(
120 message,
121 "Forwarded element must not have more than one child in field 'delay'."
122 );
123 }
124
125 #[test]
126 fn test_invalid_duplicate_message() {
127 let elem: Element = "<forwarded xmlns='urn:xmpp:forward:0'><delay xmlns='urn:xmpp:delay' from='capulet.com' stamp='2002-09-10T23:08:25+00:00'/><message xmlns='jabber:client' to='juliet@capulet.example/balcony' from='romeo@montague.example/home'/><message xmlns='jabber:client' to='juliet@capulet.example/balcony' from='romeo@montague.example/home'/></forwarded>"
128 .parse()
129 .unwrap();
130 let error = Forwarded::try_from(elem).unwrap_err();
131 let message = match error {
132 FromElementError::Invalid(Error::Other(string)) => string,
133 _ => panic!(),
134 };
135 assert_eq!(
136 message,
137 "Forwarded element must not have more than one child in field 'message'."
138 );
139 }
140}