assertTrue(DefaultMirrorSelector.matchPattern(getRepo("a"), "a"));
        assertTrue(DefaultMirrorSelector.matchPattern(getRepo("a"), "a,"));
        assertTrue(DefaultMirrorSelector.matchPattern(getRepo("a"), ",a,"));
        assertTrue(DefaultMirrorSelector.matchPattern(getRepo("a"), "a,"));

        assertFalse(DefaultMirrorSelector.matchPattern(getRepo("b"), "a"));

     */
    private ArtifactRepository getRepo(String id, String url) {
        return artifactRepositoryFactory.createArtifactRepository(id, url, new DefaultRepositoryLayout(), null, null);
    }

    /**
     * Build an ArtifactRepository object.
     *
     * @param id
     * @return
     */
    private ArtifactRepository getRepo(String id) {
        return getRepo(id, "http://something");
    }