From 5b1da2a33b265b674a130a90377c289faea7a210 Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Mon, 27 May 2024 18:16:53 +0200
Subject: webdav sync core codec

---
 aero-dav/src/versioningdecoder.rs | 62 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 aero-dav/src/versioningdecoder.rs

(limited to 'aero-dav/src/versioningdecoder.rs')

diff --git a/aero-dav/src/versioningdecoder.rs b/aero-dav/src/versioningdecoder.rs
new file mode 100644
index 0000000..4816cf1
--- /dev/null
+++ b/aero-dav/src/versioningdecoder.rs
@@ -0,0 +1,62 @@
+use super::error::ParsingError;
+use super::types as dav;
+use super::versioningtypes::*;
+use super::xml::{IRead, QRead, Reader, DAV_URN};
+
+impl<E: dav::Extension> QRead<Report<E>> for Report<E> {
+    async fn qread(xml: &mut Reader<impl IRead>) -> Result<Self, ParsingError> {
+        //@FIXME VersionTree not implemented
+        //@FIXME ExpandTree not implemented
+
+        E::ReportType::qread(xml).await.map(Report::Extension)
+    }
+}
+
+impl QRead<Limit> for Limit {
+    async fn qread(xml: &mut Reader<impl IRead>) -> Result<Self, ParsingError> {
+        xml.open(DAV_URN, "limit").await?;
+        let nres = xml.find().await?;
+        xml.close().await?;
+        Ok(Limit(nres))
+    }
+}
+
+impl QRead<NResults> for NResults {
+    async fn qread(xml: &mut Reader<impl IRead>) -> Result<Self, ParsingError> {
+        xml.open(DAV_URN, "nresults").await?;
+        let sz = xml.tag_string().await?.parse::<u64>()?;
+        xml.close().await?;
+        Ok(NResults(sz))
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::xml::Node;
+
+    async fn deserialize<T: Node<T>>(src: &str) -> T {
+        let mut rdr = Reader::new(quick_xml::NsReader::from_reader(src.as_bytes()))
+            .await
+            .unwrap();
+        rdr.find().await.unwrap()
+    }
+
+    #[tokio::test]
+    async fn nresults() {
+        let expected = NResults(100);
+        let src = r#"<D:nresults xmlns:D="DAV:">100</D:nresults>"#;
+        let got = deserialize::<NResults>(src).await;
+        assert_eq!(got, expected);
+    }
+
+    #[tokio::test]
+    async fn limit() {
+        let expected = Limit(NResults(1024));
+        let src = r#"<D:limit xmlns:D="DAV:">
+            <D:nresults>1024</D:nresults>
+        </D:limit>"#;
+        let got = deserialize::<Limit>(src).await;
+        assert_eq!(got, expected);
+    }
+}
-- 
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