Rename the xmpp-parsers directory to parsers

This doesn’t change anything to the name of the crate, just makes
autocompletion easier by not sharing the same prefix as the xmpp crate.

parsers/src/jingle_ssma.rs

@@ -0,0 +1,117 @@
+// Copyright (c) 2019 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/.
+
+generate_element!(
+    /// Source element for the ssrc SDP attribute.
+    Source, "source", JINGLE_SSMA,
+    attributes: [
+        /// Maps to the ssrc-id parameter.
+        id: Required<String> = "ssrc",
+    ],
+    children: [
+        /// List of attributes for this source.
+        parameters: Vec<Parameter> = ("parameter", JINGLE_SSMA) => Parameter
+    ]
+);
+
+impl Source {
+    /// Create a new SSMA Source element.
+    pub fn new(id: String) -> Source {
+        Source {
+            id,
+            parameters: Vec::new(),
+        }
+    }
+}
+
+generate_element!(
+    /// Parameter associated with a ssrc.
+    Parameter, "parameter", JINGLE_SSMA,
+    attributes: [
+        /// The name of the parameter.
+        name: Required<String> = "name",
+
+        /// The optional value of the parameter.
+        value: Option<String> = "value",
+    ]
+);
+
+generate_element!(
+    /// Element grouping multiple ssrc.
+    Group, "ssrc-group", JINGLE_SSMA,
+    attributes: [
+        /// The semantics of this group.
+        semantics: Required<String> = "semantics",
+    ],
+    children: [
+        /// The various ssrc concerned by this group.
+        sources: Vec<Source> = ("source", JINGLE_SSMA) => Source
+    ]
+);
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::Element;
+    use std::convert::TryFrom;
+
+    #[cfg(target_pointer_width = "32")]
+    #[test]
+    fn test_size() {
+        assert_size!(Source, 24);
+        assert_size!(Parameter, 24);
+        assert_size!(Group, 24);
+    }
+
+    #[cfg(target_pointer_width = "64")]
+    #[test]
+    fn test_size() {
+        assert_size!(Source, 48);
+        assert_size!(Parameter, 48);
+        assert_size!(Group, 48);
+    }
+
+    #[test]
+    fn parse_source() {
+        let elem: Element = "
+<source ssrc='1656081975' xmlns='urn:xmpp:jingle:apps:rtp:ssma:0'>
+    <parameter name='cname' value='Yv/wvbCdsDW2Prgd'/>
+    <parameter name='msid' value='MLTJKIHilGn71fNQoszkQ4jlPTuS5vJyKVIv MLTJKIHilGn71fNQoszkQ4jlPTuS5vJyKVIva0'/>
+</source>"
+                .parse()
+                .unwrap();
+        let mut ssrc = Source::try_from(elem).unwrap();
+        assert_eq!(ssrc.id, "1656081975");
+        assert_eq!(ssrc.parameters.len(), 2);
+        let parameter = ssrc.parameters.pop().unwrap();
+        assert_eq!(parameter.name, "msid");
+        assert_eq!(
+            parameter.value.unwrap(),
+            "MLTJKIHilGn71fNQoszkQ4jlPTuS5vJyKVIv MLTJKIHilGn71fNQoszkQ4jlPTuS5vJyKVIva0"
+        );
+        let parameter = ssrc.parameters.pop().unwrap();
+        assert_eq!(parameter.name, "cname");
+        assert_eq!(parameter.value.unwrap(), "Yv/wvbCdsDW2Prgd");
+    }
+
+    #[test]
+    fn parse_source_group() {
+        let elem: Element = "
+<ssrc-group semantics='FID' xmlns='urn:xmpp:jingle:apps:rtp:ssma:0'>
+    <source ssrc='2301230316'/>
+    <source ssrc='386328120'/>
+</ssrc-group>"
+            .parse()
+            .unwrap();
+        let mut group = Group::try_from(elem).unwrap();
+        assert_eq!(group.semantics, "FID");
+        assert_eq!(group.sources.len(), 2);
+        let source = group.sources.pop().unwrap();
+        assert_eq!(source.id, "386328120");
+        let source = group.sources.pop().unwrap();
+        assert_eq!(source.id, "2301230316");
+    }
+}