assertThat(parse(url, "a\u0000b=cd")).isNull()
    assertThat(parse(url, "ab=c\u0000d")).isNull()
    assertThat(parse(url, "a\u0001b=cd")).isNull()
    assertThat(parse(url, "ab=c\u0001d")).isNull()
    assertThat(parse(url, "a\u0009b=cd")).isNull()
    assertThat(parse(url, "ab=c\u0009d")).isNull()
    assertThat(parse(url, "a\u001fb=cd")).isNull()
    assertThat(parse(url, "ab=c\u001fd")).isNull()
    assertThat(parse(url, "a\u007fb=cd")).isNull()

    // These have a combination of invalid length and unrecognized characters.
    assertFailsToDecode(base16(), "?", "Invalid input length 1");
    assertFailsToDecode(base16(), "ab");
    assertFailsToDecode(base16().lowerCase(), "AB");
  }

  public void testBase16Offset() {
    testEncodesWithOffset(base16(), "foobar", 0, 6, "666F6F626172");
    testEncodesWithOffset(base16(), "foobar", 1, 5, "6F6F626172");

    "output": "xn--zca.xn--zca"
  },
  {
    "comment": "Mixed",
    "input": "xn--zca.ß",
    "output": "xn--zca.xn--zca"
  },
  {
    "input": "ab--c.xn--zca",
    "output": "ab--c.xn--zca"
  },
  {
    "input": "ab--c.ß",
    "output": "ab--c.xn--zca"
  },
  {
    "comment": "CheckJoiners is true",
    "input": "\u200D.example",
    "output": null
  },
  {
    "input": "xn--1ug.example",

    Iterable<Character> result = Traverser.forGraph(graph).breadthFirst(charactersOf("ab"));

    assertEqualCharNodes(Iterables.limit(result, 2), "ab");
    assertThat(graph.requestedNodes).containsExactly('a', 'a', 'b', 'b');

    // Iterate again to see if calculation is done again
    assertEqualCharNodes(Iterables.limit(result, 2), "ab");
    assertThat(graph.requestedNodes).containsExactly('a', 'a', 'a', 'b', 'b', 'b');
  }

    Iterable<Character> result = Traverser.forGraph(graph).breadthFirst(charactersOf("ab"));

    assertEqualCharNodes(Iterables.limit(result, 2), "ab");
    assertThat(graph.requestedNodes).containsExactly('a', 'a', 'b', 'b');

    // Iterate again to see if calculation is done again
    assertEqualCharNodes(Iterables.limit(result, 2), "ab");
    assertThat(graph.requestedNodes).containsExactly('a', 'a', 'a', 'b', 'b', 'b');
  }

    mutableNetwork.addEdge("A", "A", "AA");
    mutableNetwork.addEdge("A", "B", "AB");
    Network<String, String> network = ImmutableNetwork.copyOf(mutableNetwork);

    assertThat(network.edgesConnecting("A", "A")).containsExactly("AA");
    assertThat(network.edgesConnecting("A", "B")).containsExactly("AB");
    assertThat(network.edgesConnecting("B", "A")).containsExactly("AB");
  }

  @Test

    /**
     *
     */
    public String other = "other";

    /**
     *
     */
    public String abc_exclude = "exclude";

    /**
     *
     */
    public String ab = "ab";

  }

  @GwtIncompatible // java.util.Random, java.util.BitSet
  public void testSmallCharMatcher() {
    CharMatcher len1 = SmallCharMatcher.from(bitSet("#"), "#");
    CharMatcher len2 = SmallCharMatcher.from(bitSet("ab"), "ab");
    CharMatcher len3 = SmallCharMatcher.from(bitSet("abc"), "abc");
    CharMatcher len4 = SmallCharMatcher.from(bitSet("abcd"), "abcd");
    assertTrue(len1.matches('#'));
    assertFalse(len1.matches('!'));

      .isEqualTo(URI("http://host/#a%00b"))
    assertThat("http://host/#a\u0080b".toHttpUrl().toUri())
      .isEqualTo(URI("http://host/#ab"))
    assertThat("http://host/#a\u009fb".toHttpUrl().toUri())
      .isEqualTo(URI("http://host/#ab"))
  }

  @Test
  fun toUriWithSpaceCharacters() {
    // Percent-encoded in the path.
    assertThat("http://host/a\u000bb".toHttpUrl().toUri())

        assertEquals("2", "1234ef", StringUtil.replace("12345", "5", "ef"));
        assertEquals("3", "ab2345", StringUtil.replace("12345", "1", "ab"));
        assertEquals("4", "a234a", StringUtil.replace("12341", "1", "a"));
        assertEquals("5", "ab234abab234ab", StringUtil.replace("1234112341", "1", "ab"));
        assertEquals("6", "a\\nb", StringUtil.replace("a\nb", "\n", "\\n"));
    }

    /**
     * @throws Exception
     */