diff --git a/tests/analysis_tests.rs b/tests/analysis_tests.rs
new file mode 100644
index 0000000..e1c25bb
--- /dev/null
+++ b/tests/analysis_tests.rs
@@ -0,0 +1,52 @@
+use std::path::PathBuf;
+
+use techdebt_tracker_cli::models::{Priority, TechDebtItem, FileLocation};
+
+#[test]
+fn test_priority_from_keyword() {
+    assert_eq!(Priority::from_keyword("FIXME"), Priority::Critical);
+    assert_eq!(Priority::from_keyword("BUG"), Priority::Critical);
+    assert_eq!(Priority::from_keyword("TODO"), Priority::Medium);
+    assert_eq!(Priority::from_keyword("HACK"), Priority::Low);
+    assert_eq!(Priority::from_keyword("XXX"), Priority::High);
+    assert_eq!(Priority::from_keyword("NOTE"), Priority::Low);
+}
+
+#[test]
+fn test_priority_ordering() {
+    assert!(Priority::Critical > Priority::High);
+    assert!(Priority::High > Priority::Medium);
+    assert!(Priority::Medium > Priority::Low);
+    assert!(Priority::Low < Priority::Critical);
+}
+
+#[test]
+fn test_priority_as_str() {
+    assert_eq!(Priority::Critical.as_str(), "Critical");
+    assert_eq!(Priority::High.as_str(), "High");
+    assert_eq!(Priority::Medium.as_str(), "Medium");
+    assert_eq!(Priority::Low.as_str(), "Low");
+}
+
+#[test]
+fn test_tech_debt_item_creation() {
+    let location = FileLocation {
+        path: PathBuf::from("/test/file.rs"),
+        line: 10,
+        column: 5,
+        end_line: None,
+        end_column: None,
+    };
+
+    let item = TechDebtItem::new(
+        "FIXME".to_string(),
+        "This is a test fixme".to_string(),
+        location,
+        "Rust".to_string(),
+        techdebt_tracker_cli::models::CommentType::SingleLine,
+    );
+
+    assert_eq!(item.keyword, "FIXME");
+    assert_eq!(item.priority, Priority::Critical);
+    assert!(!item.id.is_empty());
+}