From e9f72ef735040cb5e1d4a69f68d7a40228d0c26c Mon Sep 17 00:00:00 2001
From: PLR <51248199+plredmond@users.noreply.github.com>
Date: Mon, 29 Apr 2024 15:45:15 -0700
Subject: [PATCH] [red-knot] test that a definition has is_defined but not
 is_used

---
 crates/red_knot/src/symbols.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/crates/red_knot/src/symbols.rs b/crates/red_knot/src/symbols.rs
index e6f804e4e5b80..8c06fe308aa57 100644
--- a/crates/red_knot/src/symbols.rs
+++ b/crates/red_knot/src/symbols.rs
@@ -712,6 +712,13 @@ mod tests {
                     .len(),
                 1
             );
+            assert!(
+                table.root_symbol_id_by_name("foo").is_some_and(|sid| {
+                    let s = sid.symbol(&table);
+                    s.is_defined() || !s.is_used()
+                }),
+                "symbols that are defined get the defined flag"
+            );
         }
 
         #[test]