assertTrue(Objects.equal(1, 1));
    assertTrue(Objects.equal(null, null));

    // test distinct string objects
    String s1 = "foobar";
    String s2 = new String(s1);
    assertTrue(Objects.equal(s1, s2));

    assertFalse(Objects.equal(s1, null));
    assertFalse(Objects.equal(null, s1));
    assertFalse(Objects.equal("foo", "bar"));
    assertFalse(Objects.equal("1", 1));
  }

			with: func(h Handler) Handler {
				return h.WithAttrs([]Attr{Int("p1", 1)}).
					WithGroup("s1").
					WithAttrs([]Attr{Int("p2", 2)}).
					WithGroup("s2").
					WithAttrs([]Attr{Int("p3", 3)})
			},
			attrs:    attrs,
			wantText: "msg=message p1=1 s1.p2=2 s1.s2.p3=3 s1.s2.a=one s1.s2.b=2",
			wantJSON: `{"msg":"message","p1":1,"s1":{"p2":2,"s2":{"p3":3,"a":"one","b":2}}}`,
		},
		{
			name:    "two with-groups",

	var k interface { m() float32 }
	_ = i == ii
	_ = i == k /* ERROR "mismatched types" */

	// interfaces vs values
	var s1 S1
	var s11 S11
	var s2 S2

	_ = i == 0 /* ERROR "cannot convert" */
	_ = i == s1 /* ERROR "mismatched types" */
	_ = i == &s1
	_ = i == &s11

	_ = i == s2 /* ERROR "mismatched types" */
	_ = i == & /* ERROR "mismatched types" */ s2

	// issue #28164

		{true, T3{i: b, s: "foo"}, T3{i: b, s: "bar"}},
		{false, T3{s: "foo", j: b}, T3{s: "bar", j: b}},
		{true, T3{i: b, s: "fooz"}, T3{i: b, s: "bar"}},
		{false, T3{s: "fooz", j: b}, T3{s: "bar", j: b}},
		{true, A{s1, s2}, A{s2, s1}},
		{true, s1, s2},
		{false, S4{[1000]byte{0}, func() {}}, S4{[1000]byte{1}, func() {}}},
	} {
		f := func() {
			defer func() {
				if recover() != nil {

func pstring(s *string) {
	println(*s)
}

func main() {
	all := []*string{
		&S1, &S2, &S3, &S4, &S5, &S6, &S7, &S8, &S9, &S10,
		&p.S1, &p.S2, &p.S3, &p.S4, &p.S5, &p.S6, &p.S7, &p.S8, &p.S9, &p.S10,
	}
	for _, ps := range all {
		pstring(ps)
	}
}

var S1 string
var S2 string
var S3 string
var S4 string
var S5 string
var S6 string
var S7 string
var S8 string

}

func TestReadFilePath(t *testing.T) {
	fsys := os.DirFS(t.TempDir())
	_, err1 := ReadFile(fsys, "non-existent")
	_, err2 := ReadFile(struct{ FS }{fsys}, "non-existent")
	if s1, s2 := errorPath(err1), errorPath(err2); s1 != s2 {
		t.Fatalf("s1: %s != s2: %s", s1, s2)
	}

		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64 | ~uintptr |
		~float32 | ~float64 |
		~complex64 | ~complex128
}

func DotProduct[T Numeric](s1, s2 []T) T {
	if len(s1) != len(s2) {
		panic("DotProduct: slices of unequal length")
	}
	var r T
	for i := range s1 {
		r += s1[i] * s2[i]
	}
	return r
}

// NumericAbs matches numeric types with an Abs method.
type NumericAbs[T any] interface {
	Numeric

        expect:
        def s1 = updateDir(single, dir2)
        assertDirectorySnapshot(s1, dir1)
        assertDirectorySnapshot(s1, child)
        assertDirectorySnapshot(s1, dir2)
        assertHasNoMetadata(s1, dir3)
        assertHasNoMetadata(s1, tooFew)
        assertHasNoMetadata(s1, tooMany)
        assertPartialDirectoryNode(s1, parent)
        flatten(s1) == [parent.path, "1:dir1", "2:child1", "1:dir2"]

	;                                     \
	XORL     y1, y0;                      \ // y0 = (e>>25) ^ (e>>11)					// S1
	XORL     g, y2;                       \ // y2 = f^g	// CH
	VPADDD   XDWORD0, XTMP0, XTMP0;       \ // XTMP0 = W[-7] + W[-16]	// y1 = (e >> 6)	// S1
	RORXL    $6, e, y1;                   \ // y1 = (e >> 6)						// S1
	;                                     \

	e64 := uint64(907050301)
	binary.LittleEndian.PutUint64(bt, e64)
	b = append(b, bt...)

	b = appendUleb128(b, uint(e32))
	b = appendUleb128(b, uint(e64))
	b = appendUleb128(b, 6)
	s1 := "foobar"
	s1b := []byte(s1)
	b = append(b, s1b...)
	b = appendUleb128(b, 9)
	s2 := "bazbasher"
	s2b := []byte(s2)
	b = append(b, s2b...)

	readStr := func(slr *Reader) string {
		len := slr.ReadULEB128()