1 files changed, 11 insertions, 0 deletions
diff --git a/plugins/typeMigration/testData/refactoring/typeMigration/t18/before/test.java b/plugins/typeMigration/testData/refactoring/typeMigration/t18/before/test.java
new file mode 100644
index 000000000000..3113a46d5dc6
--- /dev/null
+++ b/plugins/typeMigration/testData/refactoring/typeMigration/t18/before/test.java
@@ -0,0 +1,11 @@
+import java.util.*;
+class Test {
+    A f;
+    void bar(Set<A> s) {
+       for (String s : f) {}
+    }
+}
+
+class A<Y> extends List<String> {}
+
+class B extends A<Integer> {}
+\ No newline at end of file