public void test_replaceUrl_withNonExistentSessionId() {
        final String url = "file:///home/user/";
        assertEquals(url, pathMappingHelper.replaceUrl("nonexistent", url));
    }

    public void test_replaceUrl_withEmptyList() {
        final String sessionId = "test";
        final List<PathMapping> pathMappingList = new ArrayList<PathMapping>();
        pathMappingHelper.setPathMappingList(sessionId, pathMappingList);