{"0o.01e3", 15.625},

		// octal mantissa, binary exponent
		{"0o0p+10", 0},
		{"-0o0p-10", -zero_},
		{"0o.12p6", 10},
		{"0o4p-3", 0.5},
		{"0o0014p-6", 0.1875},
		{"0o.001p9", 1},
		{"0o0.01p7", 2},
		{"0O0.01P+2", 0.0625},

		// hexadecimal mantissa and exponent
		{"0x0", 0},
		{"-0x0", -zero_},
		{"0x0p+10", 0},
		{"-0x0p-10", -zero_},
		{"0xff", 255},
		{"0X.8p1", 1},

		{FloatLit, "0x1.2gp1a", "0x1.2 gp1a", "hexadecimal mantissa requires a 'p' exponent"},
		{FloatLit, "0x0p", "0x0p", "exponent has no digits"},
		{FloatLit, "0xeP-", "0xeP-", "exponent has no digits"},
		{FloatLit, "0x1234PAB", "0x1234P AB", "exponent has no digits"},
		{FloatLit, "0x1.2p1a", "0x1.2p1 a", ""},

		{ImagLit, "0xf00.bap+12i", "0xf00.bap+12i", ""},

		// separators

	{"0.00e-01234567890123456789", "0", nil},
	{"-0e+01234567890123456789", "-0", nil},
	{"-0.00e-01234567890123456789", "-0", nil},
	{"0x0p+01234567890123456789", "0", nil},
	{"0x0.00p-01234567890123456789", "0", nil},
	{"-0x0p+01234567890123456789", "-0", nil},
	{"-0x0.00p-01234567890123456789", "-0", nil},

	{"0e291", "0", nil}, // issue 15364
	{"0e292", "0", nil}, // issue 15364
	{"0e347", "0", nil}, // issue 15364

	},
	{
		sha1.New,
		[]byte{
			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
			0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
			0x10, 0x11, 0x12, 0x13,
		},
		[]byte("Sample message for keylen<blocklen"),
		"4c99ff0cb1b31bd33f8431dbaf4d17fcd356a807",
		sha1.Size,
		sha1.BlockSize,
	},
	{
		sha1.New,
		[]byte{
			0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,

		{Float, "0x1.2gp1a", "0x1.2 gp1a", "hexadecimal mantissa requires a 'p' exponent"},
		{Float, "0x0p", "0x0p", "exponent has no digits"},
		{Float, "0xeP-", "0xeP-", "exponent has no digits"},
		{Float, "0x1234PAB", "0x1234P AB", "exponent has no digits"},
		{Float, "0x1.2p1a", "0x1.2p1 a", ""},

		// separators
		{Int, "0b_1000_0001", "0b_1000_0001", ""},
		{Int, "0o_600", "0o_600", ""},
		{Int, "0_466", "0_466", ""},

const (
	DW_ATE_address         = 0x01
	DW_ATE_boolean         = 0x02
	DW_ATE_complex_float   = 0x03
	DW_ATE_float           = 0x04
	DW_ATE_signed          = 0x05
	DW_ATE_signed_char     = 0x06
	DW_ATE_unsigned        = 0x07
	DW_ATE_unsigned_char   = 0x08
	DW_ATE_imaginary_float = 0x09
	DW_ATE_packed_decimal  = 0x0a
	DW_ATE_numeric_string  = 0x0b
	DW_ATE_edited          = 0x0c
	DW_ATE_signed_fixed    = 0x0d

		{token.FLOAT, "0x1.1e0", "0x1.1e0", "hexadecimal mantissa requires a 'p' exponent"},
		{token.FLOAT, "0x1.2gp1a", "0x1.2 gp1a", "hexadecimal mantissa requires a 'p' exponent"},
		{token.FLOAT, "0x0p", "0x0p", "exponent has no digits"},
		{token.FLOAT, "0xeP-", "0xeP-", "exponent has no digits"},
		{token.FLOAT, "0x1234PAB", "0x1234P AB", "exponent has no digits"},
		{token.FLOAT, "0x1.2p1a", "0x1.2p1 a", ""},

	// ±exponent
	exp -= int(flt.mantbits)
	if exp >= 0 {
		dst = append(dst, '+')
	}
	dst, _ = formatBits(dst, uint64(exp), 10, exp < 0, true)

	return dst
}

// %x: -0x1.yyyyyyyyp±ddd or -0x0p+0. (y is hex digit, d is decimal digit)
func fmtX(dst []byte, prec int, fmt byte, neg bool, mant uint64, exp int, flt *floatInfo) []byte {
	if mant == 0 {
		exp = 0
	}

			handler: &fakeHandler{
				responses: [][][]byte{{{
					0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x01, 0x00,
					0x6d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73, 0x00,
					0x0c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
					0x00, 0x00, 0x00, 0x0c, 0x0c, 0x00, 0x03, 0x00,
					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xf7,
					0x08, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x01,
				}}},
			},
			// expected calls: NFNL_MSG_ACCT_GET

		"empty.txt",
		"",
		[]byte{
			0x1f, 0x8b, 0x08, 0x08, 0xf7, 0x5e, 0x14, 0x4a,
			0x00, 0x03, 0x65, 0x6d, 0x70, 0x74, 0x79, 0x2e,
			0x74, 0x78, 0x74, 0x00, 0x03, 0x00, 0x00, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		},
		nil,
	},
	{
		"",
		"empty - with no file name",
		"",
		[]byte{
			0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88,
			0x00, 0xff, 0x01, 0x00, 0x00, 0xff, 0xff, 0x00,