}

    private SimpleProblemCollector validateRaw(String pom, int level) throws Exception {
        return validateRaw(pom, mbr -> mbr.setValidationLevel(level));
    }

    private SimpleProblemCollector validateRaw(String pom, UnaryOperator<ModelBuildingRequest> requestConfigurer)
            throws Exception {
        Model model = read(pom);

        SimpleProblemCollector problems = new SimpleProblemCollector(model);

        Model model = Model.newBuilder().scm(scm).build();

        ModelInterpolator interpolator = createInterpolator();

        final SimpleProblemCollector collector = new SimpleProblemCollector();
        Model out = interpolator.interpolateModel(model, new File("."), createModelBuildingRequest(context), collector);

        assertProblemFree(collector);