Test status quo for MergedAnnotation.getParent()

See gh-22818

spring-core/src/test/java/org/springframework/core/annotation/MergedAnnotationsTests.java

@@ -147,6 +147,13 @@ public class MergedAnnotationsTests {
 		assertThat(annotations.isPresent(ComposedTransactionalComponent.class)).isTrue();
 	}
 
+	@Test
+	public void getParent() {
+		MergedAnnotations annotations = MergedAnnotations.from(ComposedTransactionalComponentClass.class);
+		assertThat(annotations.get(TransactionalComponent.class).getParent().getType())
+				.isEqualTo(ComposedTransactionalComponent.class);
+	}
+
 	@Test
 	public void collectMultiValueMapFromNonAnnotatedClass() {
 		MultiValueMap<String, Object> map = MergedAnnotations.from(