}

var encodeTests = []encodeTest{
	{[]rune{1, 2, 3, 4}, []uint16{1, 2, 3, 4}},
	{[]rune{0xffff, 0x10000, 0x10001, 0x12345, 0x10ffff},
		[]uint16{0xffff, 0xd800, 0xdc00, 0xd800, 0xdc01, 0xd808, 0xdf45, 0xdbff, 0xdfff}},
	{[]rune{'a', 'b', 0xd7ff, 0xd800, 0xdfff, 0xe000, 0x110000, -1},
		[]uint16{'a', 'b', 0xd7ff, 0xfffd, 0xfffd, 0xe000, 0xfffd, 0xfffd}},
}

func TestEncode(t *testing.T) {
	for _, tt := range encodeTests {

   * element content or {@link #xmlAttributeEscaper} in attribute values.
   *
   * <p>This escaper substitutes {@code 0xFFFD} for non-whitespace control characters and the
   * character values {@code 0xFFFE} and {@code 0xFFFF} which are not permitted in XML. For more
   * detail see section <a href="http://www.w3.org/TR/2008/REC-xml-20081126/#charsets">2.2</a> of
   * the XML specification.
   *

   * element content or {@link #xmlAttributeEscaper} in attribute values.
   *
   * <p>This escaper substitutes {@code 0xFFFD} for non-whitespace control characters and the
   * character values {@code 0xFFFE} and {@code 0xFFFF} which are not permitted in XML. For more
   * detail see section <a href="http://www.w3.org/TR/2008/REC-xml-20081126/#charsets">2.2</a> of
   * the XML specification.
   *

        char c;
        for (int i = 0; i < in.length(); i++) {
            c = in.charAt(i);
            if (c == 0x9 || c == 0xA || c == 0xD || c >= 0x20 && c <= 0xD7FF || c >= 0xE000 && c <= 0xFFFD
                    || c >= 0x10000 && c <= 0x10FFFF) {
                buf.append(c);
            }
        }
        return buf.toString().trim();
    }

type Reader struct {
	// Comma is the field delimiter.
	// It is set to comma (',') by NewReader.
	// Comma must be a valid rune and must not be \r, \n,
	// or the Unicode replacement character (0xFFFD).
	Comma rune

	// Comment, if not 0, is the comment character. Lines beginning with the
	// Comment character without preceding whitespace are ignored.

	return 'a' <= r && r <= 'z' ||
		'A' <= r && r <= 'Z' ||
		'0' <= r && r <= '9' ||
		r == '-' ||
		r == '_' ||
		// Non-ASCII cases below.
		0x80 <= r && r <= 0xd7ff ||
		0xe000 <= r && r <= 0xfffd ||
		0x10000 <= r && r <= 0x10ffff
}

// decodeCSS decodes CSS3 escapes given a sequence of stringchars.
// If there is no change, it returns the input, otherwise it returns a slice
// backed by a new array.

	{'a', `'a'`, `'a'`, `'a'`},
	{'\a', `'\a'`, `'\a'`, `'\a'`},
	{'\\', `'\\'`, `'\\'`, `'\\'`},
	{0xFF, `'ÿ'`, `'\u00ff'`, `'ÿ'`},
	{0x263a, `'☺'`, `'\u263a'`, `'☺'`},
	{0xdead, `'�'`, `'\ufffd'`, `'�'`},
	{0xfffd, `'�'`, `'\ufffd'`, `'�'`},
	{0x0010ffff, `'\U0010ffff'`, `'\U0010ffff'`, `'\U0010ffff'`},
	{0x0010ffff + 1, `'�'`, `'\ufffd'`, `'�'`},
	{0x04, `'\x04'`, `'\x04'`, `'\x04'`},

byte('\x00')
byte('\'')
math.Float64frombits(0x7ff8000000000002)
math.Float32frombits(0x7fc00001)`,
		},
		{
			desc: "rune validation",
			in: `go test fuzz v1
rune(0)
rune(0x41)
rune(-1)
rune(0xfffd)
rune(0xd800)
rune(0x10ffff)
rune(0x110000)
`,
			want: `go test fuzz v1
rune('\x00')
rune('A')
int32(-1)
rune('�')
int32(55296)
rune('\U0010ffff')
int32(1114112)`,
		},
		{

	0xd7b0, 0xd7c6,
	0xd7cb, 0xd7fb,
	0xf900, 0xfa6d,
	0xfa70, 0xfad9,
	0xfb00, 0xfb06,
	0xfb13, 0xfb17,
	0xfb1d, 0xfbc2,
	0xfbd3, 0xfd8f,
	0xfd92, 0xfdc7,
	0xfdcf, 0xfdcf,
	0xfdf0, 0xfe19,
	0xfe20, 0xfe6b,
	0xfe70, 0xfefc,
	0xff01, 0xffbe,
	0xffc2, 0xffc7,
	0xffca, 0xffcf,
	0xffd2, 0xffd7,
	0xffda, 0xffdc,
	0xffe0, 0xffee,
	0xfffc, 0xfffd,
}

var isNotPrint16 = []uint16{

	0xedd,
	0x1000,
	0x1200,
	0x1312,
	0x1401,
	0x2c00,
	0xa800,
	0xf900,
	0xfa30,
	0xffda,
	0xffdc,
	0x10000,
	0x10300,
	0x10400,
	0x20000,
	0x2f800,
	0x2fa1d,
}

var notletterTest = []rune{
	0x20,
	0x35,
	0x375,
	0x619,
	0x700,
	0x1885,
	0xfffe,
	0x1ffff,
	0x10ffff,
}

// Contains all the special cased Latin-1 chars.
var spaceTest = []rune{
	0x09,