1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
index fb41fa8..de39610 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
@@ -924,6 +924,22 @@ public class JavaWriterTests {
     }
 
     @Test
+    public void typeRefArgCanBeWildcard() throws IOException {
+        var java = JavaTypeRef.topLevelGeneric(
+            JavaPackageName.of("abc", "def"),
+            JavaIdentifier.of("One"),
+            List.of(
+                JavaTypeArg.wildcard(),
+                JavaTypeArg.wildcard()
+            )
+        );
+
+        var string = write(writer -> writer.writeTypeRef(java));
+
+        assertThat(string, equalTo("abc.def.One<?, ?>"));
+    }
+
+    @Test
     public void typeRefInnerTypeNameIsSeparatedByDot() throws IOException {
         var java = JavaTypeRef.inner(
             JavaPackageName.of("abc", "def"),