assertEqualCharNodes(traverser.breadthFirst(charactersOf("a")), "abcd");
    assertEqualCharNodes(traverser.breadthFirst(charactersOf("bg")), "bgcdh");
    assertEqualCharNodes(traverser.breadthFirst(charactersOf("ga")), "gahbcd");
  }

  @Test
  public void forTree_breadthFirst_twoTrees() {
    Iterable<Character> result = Traverser.forTree(TWO_TREES).breadthFirst('a');

    assertEqualCharNodes(result, "ab");
  }

  @Test

    assertEqualCharNodes(traverser.breadthFirst(charactersOf("a")), "abcd");
    assertEqualCharNodes(traverser.breadthFirst(charactersOf("bg")), "bgcdh");
    assertEqualCharNodes(traverser.breadthFirst(charactersOf("ga")), "gahbcd");
  }

  @Test
  public void forTree_breadthFirst_twoTrees() {
    Iterable<Character> result = Traverser.forTree(TWO_TREES).breadthFirst('a');

    assertEqualCharNodes(result, "ab");
  }

  @Test

        INTERFACES.put("samr", samr.getSyntax());
        INTERFACES.put("netdfs", netdfs.getSyntax());
        INTERFACES.put("netlogon", "12345678-1234-abcd-ef00-01234567cffb:1.0");
        INTERFACES.put("wkssvc", "6BFFD098-A112-3610-9833-46C3F87E345A:1.0");
        INTERFACES.put("samr", "12345778-1234-ABCD-EF00-0123456789AC:1.0");
    }

    /**
     * Add an interface to the registry
     *
     * @param name the interface name

    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");
    doTestNoMatches(noneOf("CharMatcher"), "ChMa");
    doTestNoMatches(inRange('p', 'x'), "mom");

        // Assert
        assertTrue(result, "isDotQuadIP should return true for dot-quad IP");
    }

    @ParameterizedTest
    @ValueSource(strings = { "192.168.0", "abcd", "192.168" })
    void isDotQuadIPRejectsNonDotQuad(String value) {
        assertFalse(UniAddress.isDotQuadIP(value), "isDotQuadIP should return false for non IP-like values");
    }

    @Test

        @Test
        @DisplayName("Should return correct syntax string")
        void testGetSyntax() {
            // When/Then: Verify the protocol syntax identifier
            assertEquals("12345778-1234-abcd-ef00-0123456789ac:1.0", samr.getSyntax());
        }
    }

    @Nested
    @DisplayName("Constants Tests")
    class ConstantsTests {

        @Test