refactor(engine): move cmd/file.rs tab_order_tests to file/tab_order_tests.rs

crates/engine/src/cmd/file.rs

@@ -1807,26 +1807,7 @@ fn close(s: &mut Session, p: &Value) -> Result<Value> {
 }
 
 #[cfg(test)]
-mod tab_order_tests {
-    use super::*;
-
-    #[test]
-    fn moving_and_closing_inactive_tabs_preserves_the_active_document() {
-        let mut session = Session::new();
-        for name in ["Two", "Three", "Four"] {
-            session.execute("file.new", &json!({"name": name})).unwrap();
-        }
-        session.execute("doc.switch", &json!({"index": 2})).unwrap();
-        let active_uid = session.docs[session.active].uid;
-        let moved_uid = session.docs[0].uid;
-        session.execute("file.moveTab", &json!({"from": 0, "to": 2})).unwrap();
-        assert_eq!(session.docs[2].uid, moved_uid);
-        assert_eq!(session.docs[session.active].uid, active_uid);
-        session.execute("file.close", &json!({"index": 0})).unwrap();
-        assert_eq!(session.docs[session.active].uid, active_uid);
-        assert!(session.execute("file.moveTab", &json!({"from": 0, "to": 99})).is_err());
-    }
-}
+mod tab_order_tests;
 
 /// Ctrl+Tab / Ctrl+Shift+Tab: the next or previous open document, wrapping around.
 fn cycle_doc(s: &mut Session, dir: i64) -> Result<Value> {

crates/engine/src/cmd/file/tab_order_tests.rs

@@ -0,0 +1,18 @@
+use super::*;
+
+#[test]
+fn moving_and_closing_inactive_tabs_preserves_the_active_document() {
+    let mut session = Session::new();
+    for name in ["Two", "Three", "Four"] {
+        session.execute("file.new", &json!({"name": name})).unwrap();
+    }
+    session.execute("doc.switch", &json!({"index": 2})).unwrap();
+    let active_uid = session.docs[session.active].uid;
+    let moved_uid = session.docs[0].uid;
+    session.execute("file.moveTab", &json!({"from": 0, "to": 2})).unwrap();
+    assert_eq!(session.docs[2].uid, moved_uid);
+    assert_eq!(session.docs[session.active].uid, active_uid);
+    session.execute("file.close", &json!({"index": 0})).unwrap();
+    assert_eq!(session.docs[session.active].uid, active_uid);
+    assert!(session.execute("file.moveTab", &json!({"from": 0, "to": 99})).is_err());
+}