assertEquals(0, factory.count);
    multimap.putAll(Color.BLUE, asList(3, 1, 4, 1));
    assertEquals(1, factory.count);
    multimap.putAll(Color.RED, asList(2, 7, 1, 8));
    assertEquals(2, factory.count);
    assertEquals("{BLUE=[3, 1, 4, 1], RED=[2, 7, 1, 8]}", multimap.toString());
    assertFalse(multimap.get(Color.BLUE) instanceof RandomAccess);

* 🌐 Add Portuguese translation for `docs/pt/docs/tutorial/body-multiple-params.md`. PR [#4111](https://github.com/tiangolo/fastapi/pull/4111) by [@lbmendes](https://github.com/lbmendes).