initial commit

tests/message_routing.rs

@@ -0,0 +1,76 @@
+use rust_xmpp::sessions::Hub;
+use std::time::Duration;
+use tokio::sync::mpsc;
+
+#[test]
+fn unknown_resource_falls_back_to_available_bare_jid() {
+    let hub = Hub::default();
+    let (tx, _rx) = mpsc::channel(8);
+    let s = hub
+        .bind("bob@example.test/phone", "c", tx, Duration::from_secs(30))
+        .unwrap();
+    s.lock().unwrap().available = true;
+    let targets = hub.message_targets("bob@example.test/old-resource");
+    assert_eq!(targets.len(), 1);
+    assert_eq!(targets[0].lock().unwrap().jid, "bob@example.test/phone");
+}
+
+#[test]
+fn headline_uses_all_nonnegative_available_resources_and_errors_never_fallback() {
+    let hub = Hub::default();
+    let mut receivers = vec![];
+    for (resource, available, priority) in [
+        ("high", true, 5),
+        ("low", true, 1),
+        ("negative", true, -1),
+        ("unavailable", false, 10),
+    ] {
+        let (tx, rx) = mpsc::channel(8);
+        receivers.push(rx);
+        let s = hub
+            .bind(
+                &format!("bob@example.test/{resource}"),
+                resource,
+                tx,
+                Duration::from_secs(30),
+            )
+            .unwrap();
+        let mut state = s.lock().unwrap();
+        state.available = available;
+        state.priority = priority;
+    }
+    let names = |to: &str, kind: &str| {
+        let mut names = hub
+            .message_targets_for_type(to, kind)
+            .iter()
+            .map(|s| s.lock().unwrap().jid.clone())
+            .collect::<Vec<_>>();
+        names.sort();
+        names
+    };
+    assert_eq!(
+        names("bob@example.test", "normal"),
+        ["bob@example.test/high"]
+    );
+    assert_eq!(
+        names("bob@example.test", "headline"),
+        ["bob@example.test/high", "bob@example.test/low"]
+    );
+    assert_eq!(
+        names("bob@example.test/negative", "headline"),
+        ["bob@example.test/negative"]
+    );
+    assert_eq!(
+        names("bob@example.test/absent", "chat"),
+        ["bob@example.test/high"]
+    );
+    for kind in ["error", "groupchat"] {
+        assert!(names("bob@example.test", kind).is_empty());
+        assert!(names("bob@example.test/absent", kind).is_empty());
+        assert_eq!(
+            names("bob@example.test/low", kind),
+            ["bob@example.test/low"]
+        );
+    }
+    assert!(names("bob@example.test/absent", "headline").is_empty());
+}