assertThat(
            PublicSuffixPatterns.TRIE.findSuffixIndex(
                ImmutableList.of("com"), PublicSuffixType.PRIVATE))
        .isEqualTo(-1);
  }

  @Test
  public void testWildcardAndExclusion() {
    // *.ck is a public suffix
    assertThat(PublicSuffixPatterns.TRIE.findSuffixIndex(ImmutableList.of("foo", "ck")))
        .isEqualTo(0);