given:
        TransformErrorHandler handler = handler()

        when:
        handler.enterClassLoadingScope("some/Class")
        handler.exitClassLoadingScopeWithException(exception)

        then:
        Throwable th = thrown(expectedExceptionClass)
        th.getCause() == expectedCause

        where:

 *     handler.enterClassLoadingScope(name);
 *     Class<?> result;
 *     try {
 *         result = super.findClass(name);
 *     } catch (Throwable th) {
 *         throw handler.exitClassLoadingScopeWithException(th);
 *     }
 *     handler.exitClassLoadingScope();
 *     return result;
 * }
 *
 * public void transformFailed(String className, Throwable th) {
 *     handler.classLoadingError(className, th);

            Class<?> loadedClass;
            try {
                loadedClass = super.findClass(name);
            } catch (Throwable e) {
                throw errorHandler.exitClassLoadingScopeWithException(e);
            }
            errorHandler.exitClassLoadingScope();
            return loadedClass;
        }

        @Override
        public void close() throws IOException {

            Class<?> loadedClass;
            try {
                loadedClass = super.findClass(name);
            } catch (Throwable e) {
                throw errorHandler.exitClassLoadingScopeWithException(e);
            }
            errorHandler.exitClassLoadingScope();
            return loadedClass;
        }

        @Override
        public void close() throws IOException {