checkBytes(mybytes(mystring("")), `mybytes(mystring(""))`)

	checkRunes([]rune(""), `[]rune("")`)
	checkRunes([]rune(mystring("")), `[]rune(mystring(""))`)
	checkRunes(myrunes(""), `myrunes("")`)
	checkRunes(myrunes(mystring("")), `myrunes(mystring(""))`)

	{V(MyBytes("bytes2")), V(MyString("bytes2"))},

	// named []rune
	{V(string("runes♝")), V(MyRunes("runes♝"))},
	{V(MyRunes("runes♕")), V(string("runes♕"))},
	{V(MyRunes("runes🙈🙉🙊")), V(MyRunes("runes🙈🙉🙊"))},
	{V(MyString("runes♝")), V(MyRunes("runes♝"))},
	{V(MyRunes("runes♕")), V(MyString("runes♕"))},

	// slice to array
	{V([]byte(nil)), V([0]byte{})},
	{V([]byte{}), V([0]byte{})},

	// 5
	_ = []rune(myString("白鵬翔")) // []rune{0x767d, 0x9d6c, 0x7fd4}
	_ = []rune("")              // []rune{}

	_ = runes("白鵬翔") // []rune{0x767d, 0x9d6c, 0x7fd4}

	_ = []myRune("♫♬")          // []myRune{0x266b, 0x266c}
	_ = []myRune(myString("🌐")) // []myRune{0x1f310}

// converted to a string.  Same for slice of runes.

package main

type MyByte byte

type MyRune rune

func f[T []MyByte](x T) string {
	return string(x)
}

func g[T []MyRune](x T) string {
	return string(x)
}

func main() {
	var y []MyByte
	_ = f(y)
	_ = string(y)

	var z []MyRune
	_ = g(z)
	_ = string(z)

		if prop.IsBracket() {
			inRunes[i] = prop.reverseBracket(r)
		}
	}

	for i, j := 0, len(inRunes)-1; i < j; i, j = i+1, j-1 {
		inRunes[i], inRunes[j] = inRunes[j], inRunes[i]
	}
	copy(ret[len(out):], string(inRunes))

	return ret
}

// ReverseString reverses the order of characters in s and returns a new string.
// Modifiers will still follow the runes they modify. Brackets are replaced with

// Test case where a slice of a user-defined byte type (not uint8 or byte) is
// converted to a string.  Same for slice of runes.

package main

type MyByte byte

type MyRune rune

func main() {
	var y []MyByte
	_ = string(y)

	var z []MyRune
	_ = string(z)

</li>

<li>
Converting a slice of runes to a string type yields
a string that is the concatenation of the individual rune values
converted to strings.

<pre>
string([]rune{0x767d, 0x9d6c, 0x7fd4})   // "\u767d\u9d6c\u7fd4" == "白鵬翔"
string([]rune{})                         // ""
string([]rune(nil))                      // ""

type MyRunes []rune

		t.Skip("fuzz test is slow")
	}
	t.Parallel()

	nRunes := sys.ExecArgLengthLimit + 100
	rBuffer := make([]rune, nRunes)
	buf := bytes.NewBuffer([]byte(string(rBuffer)))

	seed := time.Now().UnixNano()
	t.Logf("rand seed: %v", seed)
	rng := rand.New(rand.NewSource(seed))

	for i := 0; i < 50; i++ {
		// Generate a random string of runes.
		buf.Reset()
		for buf.Len() < sys.ExecArgLengthLimit+1 {
			var r rune

		partLen = c.Rand.Intn(63) + 1 // len is [1, 63]
	}

	runes := make([]rune, partLen)
	if partLen == 0 {
		return string(runes)
	}

	runes[0] = validStartEnd[c.Rand.Intn(len(validStartEnd))].choose(c.Rand)
	for i := range runes[1:] {
		runes[i+1] = validMiddle[c.Rand.Intn(len(validMiddle))].choose(c.Rand)
	}
	runes[len(runes)-1] = validStartEnd[c.Rand.Intn(len(validStartEnd))].choose(c.Rand)

			}
			instQueue.insert(inst.Out)
			runes := []rune{}
			// expand case-folded runes
			if syntax.Flags(inst.Arg)&syntax.FoldCase != 0 {
				r0 := inst.Rune[0]
				runes = append(runes, r0, r0)
				for r1 := unicode.SimpleFold(r0); r1 != r0; r1 = unicode.SimpleFold(r1) {
					runes = append(runes, r1, r1)
				}
				slices.Sort(runes)
			} else {
				runes = append(runes, inst.Rune[0], inst.Rune[0])
			}