@Test
void parse_empty() {

    parser.parse(Empty.class);
    var mappings = environment.mappings;
    
    assertEquals(4, mappings.size());
    assertEquals("POSTWORLD", mappings.get("load"));
    assertArrayEquals(EMPTY, (String[]) mappings.get("loadbefore"));
    assertArrayEquals(EMPTY, (String[]) mappings.get("softdepend"));
    assertArrayEquals(EMPTY, (String[]) mappings.get("depend"));
}