Test deprecated double-dot variable syntax (#94)

adamchainz · Oct 23, 2024 · d90058d · d90058d
1 parent 3845bc4
commit d90058d
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/main.rs b/src/main.rs
@@ -2027,6 +2027,14 @@ mod tests {
         assert_eq!(formatted, "{{ engines[0].name | length }}\n");
     }
 
+    #[test]
+    fn test_format_variables_double_dot() {
+        // Double dot syntax for "empty string lookup" deprecated:
+        // https://code.djangoproject.com/ticket/35738
+        let formatted = format("{{ engine..name }}\n", None);
+        assert_eq!(formatted, "{{ engine..name }}\n");
+    }
+
     #[test]
     fn test_format_block_bits() {
         let formatted = format("{%  if breakfast  ==  'egg'  %}\n", None);