collect(result, c.superclass)
    }

    private boolean isPublicApi(CtMethod method) {
        return Modifier.isPublic(method.modifiers) || Modifier.isProtected(method.modifiers)
    }

    private List<String> filterChangesToReport(CtClass c, Set<CtMethod> methods) {
        return methods.findAll { isFirstPublicClassInHierarchy(it, c) }*.longName.sort()
    }

  }

  /** Returns true if the element is protected. */
  public final boolean isProtected() {
    return Modifier.isProtected(getModifiers());
  }

  /** Returns true if the element is package-private. */
  public final boolean isPackagePrivate() {
    return !isPrivate() && !isPublic() && !isProtected();
  }

  /** Returns true if the element is private. */
  public final boolean isPrivate() {

    assertFalse(invokable.isAbstract());
    assertTrue(invokable.isPrivate());
    assertFalse(invokable.isPackagePrivate());
    assertFalse(invokable.isPublic());
    assertFalse(invokable.isProtected());
    assertTrue(invokable.isAnnotationPresent(Tested.class));
  }

  public void testProtectedMethod() throws Exception {
    Invokable<?, Object> invokable = A.method("protectedMethod");

    assertFalse(invokable.isAbstract());
    assertTrue(invokable.isPrivate());
    assertFalse(invokable.isPackagePrivate());
    assertFalse(invokable.isPublic());
    assertFalse(invokable.isProtected());
    assertTrue(invokable.isAnnotationPresent(Tested.class));
  }

  public void testProtectedMethod() throws Exception {
    Invokable<?, Object> invokable = A.method("protectedMethod");

        return !Modifier.isPrivate(modifiers);
      }
    },

    PROTECTED {
      @Override
      boolean isVisible(int modifiers) {
        return Modifier.isPublic(modifiers) || Modifier.isProtected(modifiers);
      }
    },

    PUBLIC {
      @Override
      boolean isVisible(int modifiers) {
        return Modifier.isPublic(modifiers);
      }
    };

        return !Modifier.isPrivate(modifiers);
      }
    },

    PROTECTED {
      @Override
      boolean isVisible(int modifiers) {
        return Modifier.isPublic(modifiers) || Modifier.isProtected(modifiers);
      }
    },

    PUBLIC {
      @Override
      boolean isVisible(int modifiers) {
        return Modifier.isPublic(modifiers);
      }
    };