diff --git a/testing/tests/inheritance.rs b/testing/tests/inheritance.rs
index 906be046..87232b37 100644
--- a/testing/tests/inheritance.rs
+++ b/testing/tests/inheritance.rs
@@ -331,6 +331,12 @@ fn test_flat_deep() {
 #[template(path = "let-base.html")]
 struct LetBase {}
 
+#[test]
+fn test_let_base() {
+    let t = LetBase {};
+    assert_eq!(t.render().unwrap(), "");
+}
+
 #[derive(Template)]
 #[template(path = "let-child.html")]
 struct LetChild {}
diff --git a/testing/tests/simple.rs b/testing/tests/simple.rs
index a155fac3..40121288 100644
--- a/testing/tests/simple.rs
+++ b/testing/tests/simple.rs
@@ -350,6 +350,12 @@ impl FunctionTemplate {
     }
 }
 
+#[test]
+fn test_fn() {
+    let t = FunctionTemplate;
+    assert_eq!(t.render().unwrap(), "Hello, world1234!");
+}
+
 #[derive(Template)]
 #[template(source = "  {# foo -#} ", ext = "txt")]
 struct CommentTemplate {}