}

  public void testContains_nonNullIterableNo() {
    Iterable<String> iterable = iterable("a", "b");
    assertFalse(FluentIterable.from(iterable).contains("c"));
  }

  public void testOfToString() {
    assertEquals("[yam, bam, jam, ham]", FluentIterable.of("yam", "bam", "jam", "ham").toString());
  }

  public void testToString() {
    assertEquals("[]", FluentIterable.from(emptyList()).toString());