7fca02958b
Version 0.4.2 added a restriction on width and height to be in the 0..65535 range. The media-type attribute has always been optional as well.
74 lines
2 KiB
Rust
74 lines
2 KiB
Rust
// Copyright (c) 2023 XMPP-RS contributors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, you can obtain one at http://mozilla.org/MPL/2.0/.
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//! Jingle thumbnails (XEP-0264)
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use xso::{AsXml, FromXml};
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use crate::ns;
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use core::num::NonZeroU16;
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/// A Jingle thumbnail.
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#[derive(FromXml, AsXml, PartialEq, Debug, Clone)]
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#[xml(namespace = ns::JINGLE_THUMBNAILS, name = "thumbnail")]
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pub struct Thumbnail {
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/// The URI of the thumbnail.
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#[xml(attribute)]
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pub uri: String,
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/// The media type of the thumbnail.
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#[xml(attribute(default, name = "media-type"))]
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pub media_type: Option<String>,
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/// The width of the thumbnail.
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#[xml(attribute(default))]
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pub width: Option<NonZeroU16>,
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/// The height of the thumbnail.
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#[xml(attribute(default))]
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pub height: Option<NonZeroU16>,
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}
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#[cfg(test)]
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mod tests {
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use crate::jingle_thumbnails::Thumbnail;
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use core::num::NonZeroU16;
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use minidom::Element;
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#[cfg(target_pointer_width = "32")]
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#[test]
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fn test_size() {
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assert_size!(Thumbnail, 28);
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}
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#[cfg(target_pointer_width = "64")]
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#[test]
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fn test_size() {
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assert_size!(Thumbnail, 56);
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}
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#[test]
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fn test_simple_parse() {
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// Extracted from https://xmpp.org/extensions/xep-0264.html#example-1
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let test_xml = "<thumbnail xmlns='urn:xmpp:thumbs:1'
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uri='cid:sha1+ffd7c8d28e9c5e82afea41f97108c6b4@bob.xmpp.org'
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media-type='image/png'
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width='128'
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height='96'/>";
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let elem: Element = test_xml.parse().unwrap();
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let thumbnail = Thumbnail::try_from(elem).unwrap();
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assert_eq!(
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thumbnail.uri,
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"cid:sha1+ffd7c8d28e9c5e82afea41f97108c6b4@bob.xmpp.org"
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);
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assert_eq!(thumbnail.media_type.unwrap(), "image/png");
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assert_eq!(thumbnail.width, NonZeroU16::new(128));
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assert_eq!(thumbnail.height, NonZeroU16::new(96));
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}
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}
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