}
    }

    private List<String> collectProblems(TypeMetadata metadata) {
        def validationContext = DefaultTypeValidationContext.withoutRootType(false)
        metadata.visitValidationFailures(null, validationContext)
        return validationContext.problems.collect { normaliseLineSeparators(renderMinimalInformationAbout(it)) }
    }

                }
            }
        }

        def validationContext = DefaultTypeValidationContext.withoutRootType(false)
        metadata.visitValidationFailures(validationContext)
        List<String> actualErrors = validationContext.problems

        @Override
        public ImmutableSortedSet<PropertyAnnotationMetadata> getPropertiesAnnotationMetadata() {
            return ImmutableSortedSet.of();
        }

        @Override
        public void visitValidationFailures(TypeValidationContext validationContext) {
        }

        @Override
        public <T extends Annotation> Optional<T> getAnnotation(Class<T> annotationType) {
            return Optional.empty();
        }