.build());

        ModelInterpolator interpolator = createInterpolator();

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

        assertProblemFree(collector);
        assertEquals("${test}/somepath", out.getScm().getConnection());
    }

    @Test

     * @param problems The container used to collect problems that were encountered, must not be {@code null}.
     * @return The interpolated model, never {@code null}.
     */
    Model interpolateModel(Model model, File projectDir, ModelBuildingRequest request, ModelProblemCollector problems);

        return profiles;
    }

    private Model interpolateModel(Model model, ModelBuildingRequest request, ModelProblemCollector problems) {
        // save profile activations before interpolation, since they are evaluated with limited scope
        List<Profile> originalProfiles = getProfiles(model);

        Model interpolatedModel =
                modelInterpolator.interpolateModel(model, model.getProjectDirectory(), request, problems);

    // Empirical data from 3.x, actual =40

    private interface InnerInterpolator {
        String interpolate(String value);
    }

    @Override
    public Model interpolateModel(
            Model model, File projectDir, ModelBuildingRequest config, ModelProblemCollector problems) {
        interpolateObject(model, model, projectDir, config, problems);
        return model;
    }

public class StringVisitorModelInterpolator extends AbstractStringBasedModelInterpolator {

    interface InnerInterpolator {
        String interpolate(String value);
    }

    @Override
    public Model interpolateModel(
            Model model, File projectDir, ModelBuildingRequest config, ModelProblemCollector problems) {
        List<? extends ValueSource> valueSources = createValueSources(model, projectDir, config, problems);