private final char[] unknown = new char[] {'?'};

          @Override
          protected char[] escapeUnsafe(int c) {
            return unknown;
          }
        };
    EscaperAsserts.assertBasic(replacingEscaper);

    // Replacements are applied first regardless of whether the character is in
    // the safe range or not ('&' is a safe char while '\t' and '\n' are not).
    assertEquals(

            finally {

                String[] s = ((SmbFile)f).list();

                f.delete();
            }
        }
    }

    private static String repeat ( char c, int n ) {
        char chs[] = new char[n];
        for ( int i = 0; i < n; i++ ) {
            chs[ i ] = c;
        }
        return new String(chs);
    }

    assertTrue(source.wasStreamOpened());
    assertFalse(source.wasStreamClosed());

    StringWriter writer = new StringWriter();
    char[] buf = new char[64];
    int read;
    while ((read = reader.read(buf)) != -1) {
      writer.write(buf, 0, read);
    }
    reader.close();
    writer.close();

    assertTrue(source.wasStreamClosed());
    assertEquals(STRING, writer.toString());

      assertThat(expected).hasMessageThat().isEqualTo(msg);
    }
  }

  public void testBadArguments_plusforspace() {
    // space can be a safe char if plusForSpace is false
    PercentEscaper unused = new PercentEscaper(" ", false);

    // space cannot be a safe char is plusForSpace is true
    String msg = "plusForSpace cannot be specified when space is a 'safe' character";
    try {
      new PercentEscaper(" ", true);

  public void testDontConvertCharSequenceToString() {
    assertEquals("foo,foo", Joiner.on(",").join(new DontStringMeBro(), new DontStringMeBro()));
    assertEquals(
        "foo,bar,foo",
        Joiner.on(",").useForNull("bar").join(new DontStringMeBro(), null, new DontStringMeBro()));
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {

    assertEquals(Object[].class, TypeToken.of(Object[][].class).getComponentType().getType());
    assertEquals(char.class, TypeToken.of(char[].class).getComponentType().getType());
    assertEquals(char[].class, TypeToken.of(char[][].class).getComponentType().getType());
    assertEquals(byte.class, TypeToken.of(byte[].class).getComponentType().getType());

  }

  private static CharMatcher.IsEither isEither(char c1, char c2) {
    return new CharMatcher.IsEither(c1, c2);
  }

  /** Implementation of {@link #anyOf(CharSequence)} for exactly two characters. */
  private static final class IsEither extends FastMatcher {

    private final char match1;
    private final char match2;

    IsEither(char match1, char match2) {
      this.match1 = match1;

      return insertionOrder;
    }
  }

  public static class SampleChars extends SampleElements<Character> {
    public SampleChars() {
      super((char) 0, (char) 1, (char) 2, (char) 3, (char) 4);
    }
  }

      return insertionOrder;
    }
  }

  public static class SampleChars extends SampleElements<Character> {
    public SampleChars() {
      super((char) 0, (char) 1, (char) 2, (char) 3, (char) 4);
    }
  }

    private final String str;

    private int colno = 0;

    private int ttype = TT_NOTHING;

    private String sval;

    private char[] buf = new char[20];

    private int peekc = NEED_CHAR;

    private byte peekct = 0;

    static {
        setup(defaultCtype);
    }

    /**
     * {@link Tokenizer}を作成します。
     *
     * @param str