MultimapAssert in assertj-vavr v0.2.0

MultimapAssert_v0.2.0.java

// given
private static final Tuple2<String, String> FRODO = Tuple.of("hobbit", "frodo");
private static final Tuple2<String, String> SAM = Tuple.of("hobbit", "sam");
private static final Tuple2<String, String> GIMLI = Tuple.of("dwarf", "gimli");
private static final Tuple2<String, String> LEGOLAS = Tuple.of("elf", "legolas");

private static final Multimap<String, String> RACES =
        HashMultimap.withSeq().ofEntries(FRODO, SAM, GIMLI);

private static final BiConsumer<String, String> OK_CONSUMER = (key, value) -> Assertions.assertThat(key).isLowerCase();

// somewhere in tests
assertThat(RACES).allSatisfy(OK_CONSUMER)
        .containsAnyOf(FRODO, LEGOLAS)
        .contains(FRODO)
        .containsAllEntriesOf(List.of(FRODO, GIMLI))
        .containsEntry("hobbit", "frodo")
        .containsExactly(GIMLI, SAM, FRODO)
        .containsKey("hobbit")
        .containsKeys("hobbit", "dwarf")
        .containsOnly(List.of(SAM, FRODO, GIMLI))
        .containsOnlyKeys("hobbit", "dwarf")
        .containsValue("frodo")
        .containsValues("frodo", "gimli")
        .doesNotContainEntry("elf", "legolas")
        .doesNotContain(LEGOLAS)
        .doesNotContainKey("elf")
        .doesNotContainKeys("elf", "man")
        .doesNotContainValue("legolas")
        .doesNotContainValues("legolas", "aragorn")
        .hasSameSizeAs(new String[]{"frodo", "gimli", "sam"})
        .hasSameSizeAs(Array.of(FRODO, GIMLI, SAM))
        .hasSize(3)
        .isNotEmpty(); // and isEmpty() / isNullOrEmpty()

assertThat(RACES).hasEntrySatisfying("hobbit", new Condition<String>() {
    @Override
    public boolean matches(String value) {
        return value.equals("sam");
    }
});