assertNotNull(raw);
        assertEquals(3, (Object) raw.size());
        assertEquals("fruits =                            apple, banana, pear, ", raw.get(0));
    }

    @Test
    public void testUpdate() throws Exception {
        MavenProperties p1 = new MavenProperties();
        p1.put(
                "fruits",
                List.of("#", "# List of fruits", "#"),
                List.of(