Dav XML types

1 files changed, 36 insertions, 4 deletions

diff --git a/src/dav/encoder.rs b/src/dav/encoder.rs
index 9bc564a..28f807a 100644
--- a/src/dav/encoder.rs
+++ b/src/dav/encoder.rs
@@ -1,16 +1,48 @@
+use std::io::Cursor;
 
+use anyhow::Result;
+use quick_xml::events::{Event, BytesEnd, BytesStart, BytesText};
+use quick_xml::writer::{ElementWriter, Writer};
+use quick_xml::name::PrefixDeclaration;
+use tokio::io::AsyncWrite;
+use super::types::*;
+
+//@FIXME a cleaner way to manager namespace would be great
+//but at the same time, the quick-xml library is not cooperating.
+//So instead of writing many cursed workarounds - I tried, I am just hardcoding the namespaces...
 
 pub trait Encode {
-    fn write(&self, a: &mut u64) -> String; 
+    async fn write(&self, xml: &mut Writer<impl AsyncWrite + Unpin>) -> Result<()>; 
+}
+
+impl Encode for Href {
+    async fn write(&self, xml: &mut Writer<impl AsyncWrite + Unpin>) -> Result<()> {
+        xml.create_element("D:href")
+            .write_text_content_async(BytesText::new(&self.0))
+            .await?;
+
+        Ok(())
+    }
 }
 
 
 #[cfg(test)]
 mod tests {
-    // Note this useful idiom: importing names from outer (for mod tests) scope.
     use super::*;
+    use tokio::io::AsyncWriteExt;
+
+    /// To run only the unit tests and avoid the behavior ones:
+    /// cargo test --bin aerogramme
+
+    #[tokio::test]
+    async fn test_href() {
+        let mut buffer = Vec::new();
+        let mut tokio_buffer = tokio::io::BufWriter::new(&mut buffer);
+        let mut writer = Writer::new_with_indent(&mut tokio_buffer, b' ', 4);
+
+        Href("/SOGo/dav/so/".into()).write(&mut writer).await.expect("xml serialization");
+        tokio_buffer.flush().await.expect("tokio buffer flush");
 
-    #[test]
-    fn test_href() {
+        assert_eq!(buffer.as_slice(), &b"<D:href>/SOGo/dav/so/</D:href>"[..]);
     }
 }