Added additional tests for loaded annotation handling.

Author: Rafael Winterhalter

byte-buddy-dep/src/test/java/net/bytebuddy/description/annotation/AnnotationDescriptionForLoadedAnnotationTest.java

@@ -7,6 +7,8 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.reflect.Method;
+import java.net.URL;
+import java.net.URLClassLoader;
 
 import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.MatcherAssert.assertThat;
@@ -41,6 +43,17 @@ public void testInoperational() throws Exception {
                 .getValue(new MethodDescription.ForLoadedMethod(PrivateAnnotation.class.getDeclaredMethod("value")));
     }
 
+    @Test(expected = IllegalArgumentException.class)
+    public void testLoadAnnotationWrongClassLoader() throws Exception {
+        describe(Carrier.class.getAnnotation(PrivateAnnotation.class), Carrier.class).prepare(PrivateAnnotation.class).load(null);
+    }
+
+    @Test
+    public void testLoadAnnotationSubClassLoader() throws Exception {
+        assertThat(describe(Carrier.class.getAnnotation(PrivateAnnotation.class), Carrier.class).prepare(PrivateAnnotation.class)
+                .load(new URLClassLoader(new URL[0], getClass().getClassLoader())), is(Carrier.class.getAnnotation(PrivateAnnotation.class)));
+    }
+
     @Retention(RetentionPolicy.RUNTIME)
     private @interface PrivateAnnotation {