assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("bd")), "bcda");
    assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("dc")), "dabc");
    assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("bc")), "bcda");
  }

  @Test
  public void forGraph_depthFirstPreOrder_twoCycles() {

    assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("bd")), "bcda");
    assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("dc")), "dabc");
    assertEqualCharNodes(traverser.depthFirstPreOrder(charactersOf("bc")), "bcda");
  }

  @Test
  public void forGraph_depthFirstPreOrder_twoCycles() {

    // These have a combination of invalid length, unrecognized characters and wrong padding.
    assertFailsToDecode(base32(), "AB=C", "Unrecognized character: =");
    assertFailsToDecode(base32(), "A=BCDE", "Invalid input length 6");
    assertFailsToDecode(base32(), "?", "Invalid input length 1");
  }

  public void testBase32UpperCaseIsNoOp() {
    assertThat(base32().upperCase()).isSameInstanceAs(base32());
  }

    // These have a combination of invalid length, unrecognized characters and wrong padding.
    assertFailsToDecode(base32(), "AB=C", "Unrecognized character: =");
    assertFailsToDecode(base32(), "A=BCDE", "Invalid input length 6");
    assertFailsToDecode(base32(), "?", "Invalid input length 1");
  }

  public void testBase32UpperCaseIsNoOp() {
    assertThat(base32().upperCase()).isSameInstanceAs(base32());
  }

    tester.testAllPublicInstanceMethods(matcher);
  }

  public void testNoMatches() {
    doTestNoMatches(CharMatcher.none(), "blah");
    doTestNoMatches(is('a'), "bcde");
    doTestNoMatches(isNot('a'), "aaaa");
    doTestNoMatches(anyOf(""), "abcd");
    doTestNoMatches(anyOf("x"), "abcd");
    doTestNoMatches(anyOf("xy"), "abcd");
    doTestNoMatches(anyOf("CharMatcher"), "zxqy");

    tester.testAllPublicInstanceMethods(matcher);
  }

  public void testNoMatches() {
    doTestNoMatches(CharMatcher.none(), "blah");
    doTestNoMatches(is('a'), "bcde");
    doTestNoMatches(isNot('a'), "aaaa");
    doTestNoMatches(anyOf(""), "abcd");
    doTestNoMatches(anyOf("x"), "abcd");
    doTestNoMatches(anyOf("xy"), "abcd");
    doTestNoMatches(anyOf("CharMatcher"), "zxqy");

  }

  public void testLimitFixedLength() {
    String simple = "abcd";
    Iterable<String> letters = Splitter.fixedLength(1).limit(2).split(simple);
    assertThat(letters).containsExactly("a", "bcd").inOrder();
  }

  public void testLimit1Separator() {
    String simple = "a,b,c,d";
    Iterable<String> items = COMMA_SPLITTER.limit(1).split(simple);
    assertThat(items).containsExactly("a,b,c,d").inOrder();

AEzD,CACV,IAAMt8B,EAAI,EAAGA,EAAIq8B,EAAWj7B,OAAQpB,IAAM,CACzC8N,EAAYuuB,EAAYr8B,GAGxB,OAAgD,EAAxCyX,EAAI/Y,QAAS,IAAMoP,EAAY,KACtC2J,EAAMA,EAAIvT,QAAS,IAAM4J,EAAY,IAAK,KAK5CyuB,EAAaX,GAAkBnkB,GAC1B6kB,IAAaC,GACjB1+B,KAAKyC,aAAc,QAASi8B,MAMzB1+B,KA/BCA,KAAKyQ,KAAM,QAAS,KAkC7BmuB,YAAa,SAAU72B,EAAO82B,GAC7B,IAAIL,EAAYvuB,EAAW9N,EAAG+W,EAC7BvX,SAAcoG,EACd+2B,EAAwB,WAATn9B,GAAqBoE,MAAMC,QAAS+B,GAEpD,OAAK1G,EAAY0G,GACT/H,KAAKuE,KAAM,SAAUpC,GAC3Bc,GAAQjD,MAAO4+B,YACd72B,EAAMtH,KAAMT,KAAMmC,EAAG67B,GAAU...

oBjJmn7CA,oBiJln7CE,iBAAA,kBAEA,oBjJon7CF,sBACA,oBACA,sBiJpn7CI,MAAA,eAIA,8BjJon7CJ,8BiJnn7CM,aAAA,QACA,MAAA,QAGF,+BAAA,+BAAA,6DAAA,6DjJun7CJ,+BADA,+BADA,6DADA,6DiJhn7CM,iBAAA,kBACA,aAAA,QACA,MAAA,KApBN,oBjJ2o7CA,oBiJ1o7CE,iBAAA,kBAEA,oBjJ4o7CF,sBACA,oBACA,sBiJ5o7CI,MAAA,eAIA,8BjJ4o7CJ,8BiJ3o7CM,aAAA,QACA,MAAA,QAGF,+BAAA,+BAAA,6DAAA,6DjJ+o7CJ,+BADA,+BADA,6DADA,6DiJxo7CM,iBAAA,kBACA,aAAA,QACA,MAAA,KApBN,kBjJmq7CA,kBiJlq7CE,iBAAA,kBAEA,kBjJoq7CF,oBACA,kBACA,oBiJpq7CI,MAAA,eAIA,4BjJoq7CJ,4BiJnq7CM,...

0FD0..0FD1    ; valid                  ;      ; NV8    # 4.1  TIBETAN MARK BSKA- SHOG GI MGO RGYAN..TIBETAN MARK MNYAM YIG GI MGO RGYAN
0FD2..0FD4    ; valid                  ;      ; NV8    # 5.1  TIBETAN MARK NYIS TSHEG..TIBETAN MARK CLOSING BRDA RNYING YIG MGO SGAB MA
0FD5..0FD8    ; valid                  ;      ; NV8    # 5.2  RIGHT-FACING SVASTI SIGN..LEFT-FACING SVASTI SIGN WITH DOTS