Got 404 working again.

tests/lib_session_test.rs

@@ -0,0 +1,38 @@
+use morethantext::MoreThanText;
+use uuid::Uuid;
+
+#[test]
+fn are_session_ids_unique() {
+    let mut mtt = MoreThanText::new();
+    let count = 10;
+    let mut result: Vec<Uuid> = Vec::new();
+    for _ in 0..count {
+        let id = mtt.validate_session(None);
+        assert!(!result.contains(&id), "found {} in {:?}", id, result);
+        result.push(id);
+    }
+}
+
+#[test]
+fn bad_session_id_returns_new_id() {
+    let mut mtt = MoreThanText::new();
+    let id1 = mtt.validate_session(Some("stuff".to_string()));
+    let id2 = mtt.validate_session(Some("stuff".to_string()));
+    assert_ne!(id1, id2);
+}
+
+#[test]
+fn creates_new_session_if_bad_or_expired() {
+    let mut mtt = MoreThanText::new();
+    let id1 = mtt.validate_session(Some(Uuid::nil().to_string()));
+    let id2 = mtt.validate_session(Some(Uuid::nil().to_string()));
+    assert_ne!(id1, id2);
+}
+
+#[test]
+fn returns_same_session_id_when_valid() {
+    let mut mtt = MoreThanText::new();
+    let id = mtt.validate_session(None);
+    let result = mtt.validate_session(Some(id.to_string()));
+    assert_eq!(result, id);
+}