@Test
public void testFlatMap() {
assertThat(
StreamUtils.flatMapStream(
Stream.<List<String>>of(asList("1", "10"), asList("2"), asList("3"), asList("4")),
list -> list.stream())
.collect(Collectors.toList()),
hasItem("10"));
}
@Test
public void testNoneMatch() {
assertThat(StreamUtils.noneMatch(of(1, 2, 3, 4, 5), it -> it == 5000), equalTo(true));
}