injectMirror(mavenExecutionRequest.getPluginArtifactRepositories(), mavenExecutionRequest.getMirrors());
        injectProxy(proxySelector, mavenExecutionRequest.getPluginArtifactRepositories());
        injectAuthentication(authenticationSelector, mavenExecutionRequest.getPluginArtifactRepositories());
    }

        RepositoryRequest repositoryRequest = new DefaultRepositoryRequest();
        repositoryRequest.setLocalRepository(getLocalRepository());
        repositoryRequest.setRemoteRepositories(getPluginArtifactRepositories());

        PluginDescriptor pluginDescriptor = pluginManager.loadPlugin(
                plugin, session.getCurrentProject().getRemotePluginRepositories(), session.getRepositorySession());

        settings.addProfile(p);
        settings.addActiveProfile(p.getId());

        testee.populateFromSettings(request, settings);

        List<ArtifactRepository> repositories = request.getPluginArtifactRepositories();
        assertEquals(1, repositories.size());
        assertEquals(r.getId(), repositories.get(0).getId());
        assertEquals(r.getUrl(), repositories.get(0).getUrl());
    }

        RepositoryRequest request = new DefaultRepositoryRequest();

        request.setLocalRepository(session.getLocalRepository());
        if (project != null) {
            request.setRemoteRepositories(project.getPluginArtifactRepositories());
        }
        request.setOffline(session.isOffline());
        request.setForceUpdate(session.getRequest().isUpdateSnapshots());

        return request;
    }

    @Override

    List<ArtifactRepository> getRemoteRepositories();

    ProjectBuildingRequest setPluginArtifactRepositories(List<ArtifactRepository> pluginArtifactRepositories);

    List<ArtifactRepository> getPluginArtifactRepositories();

    /**
     * Sets the system properties to use for interpolation and profile activation. The system properties are collected