}, {
		input: makeInput(FormatGNU, "1234",
			makeSparseStrings(sparseDatas{{0, 0}, {1, 1}})...),
		wantMap:  sparseDatas{{0, 0}, {1, 1}},
		wantSize: 01234,
	}, {
		input: makeInput(FormatGNU, "1234",
			append(makeSparseStrings(sparseDatas{{0, 0}, {1, 1}}), []string{"", "blah"}...)...),
		wantMap:  sparseDatas{{0, 0}, {1, 1}},
		wantSize: 01234,
	}, {
		input: makeInput(FormatGNU, "3333",

	limitRe := regexp.MustCompile(`nosplit stack over (\d+) byte limit`)
	m := limitRe.FindStringSubmatch(out)
	if m == nil {
		t.Fatalf("no overflow errors in output")
	}
	limit, _ := strconv.Atoi(m[1])

	wantMap := map[string]string{
		"main.startSelf": fmt.Sprintf(
			`main.startSelf<0>
    grows 1008 bytes
    %d bytes over limit
`, 1008-limit),
		"main.startChain": fmt.Sprintf(
			`main.startChain<0>

	key := 44
	value := "forty four"
	if err := InsertIntoMap(parentMap, key, value); err != nil {
		t.Fatalf("got error: %s, want error: nil", err)
	}
	wantMap := map[int]string{42: "forty two", 43: "forty three", 44: "forty four"}
	if got, want := parentMap, wantMap; !reflect.DeepEqual(got, want) {
		t.Errorf("got:\n%v\nwant:\n%v\n", got, want)
	}

	badParent := struct{}{}

	}

	const wantLen = 125
	const wantCap = 1912

	sl := arena.MakeSlice[*int](a, wantLen, wantCap)
	if len(sl) != wantLen {
		log.Fatalf("bad arena slice length: got %d, want %d", len(sl), wantLen)
	}
	if cap(sl) != wantCap {
		log.Fatalf("bad arena slice capacity: got %d, want %d", cap(sl), wantCap)
	}
	sl = sl[:cap(sl)]
	for j := range sl {
		sl[j] = i
	}

	}

	raw, err := os.ReadFile(path)
	if err != nil {
		t.Error(err)
		return
	}
	nowStr := now.Format(time.RFC3339Nano)
	wantRaw := fmt.Sprintf(`{"startTime":"` + nowStr + `","endTime":"` + nowStr + `"}`)
	if string(raw) != wantRaw {
		t.Errorf("got %s, want %s", string(raw), wantRaw)
		return
	}

		// To RawBytes
		{s: nil, d: &scanraw, wantraw: nil},
		{s: []byte("byteslice"), d: &scanraw, wantraw: RawBytes("byteslice")},
		{s: "string", d: &scanraw, wantraw: RawBytes("string")},
		{s: 123, d: &scanraw, wantraw: RawBytes("123")},
		{s: int8(123), d: &scanraw, wantraw: RawBytes("123")},
		{s: int64(123), d: &scanraw, wantraw: RawBytes("123")},
		{s: uint8(123), d: &scanraw, wantraw: RawBytes("123")},

	{pkgpath: "complexnums", name: "NP", want: "const NP untyped complex", wantval: "(-1 + 1i)"},
	{pkgpath: "complexnums", name: "PN", want: "const PN untyped complex", wantval: "(1 + -1i)"},
	{pkgpath: "complexnums", name: "PP", want: "const PP untyped complex", wantval: "(1 + 1i)"},
	{pkgpath: "conversions", name: "Bits", want: "const Bits Units", wantval: `"bits"`},

			},
			wantVal: true,
			wantOk:  true,
		},
		{
			name: "f",
			fields: fields{
				value: []byte("f"),
			},
			wantVal: false,
			wantOk:  true,
		},
		{
			name: "1",
			fields: fields{
				value: []byte("1"),
			},
			wantVal: true,
			wantOk:  true,
		},
		{
			name: "0",
			fields: fields{
				value: []byte("0"),
			},
			wantVal: false,

			}

			gotMax := Max(tt.data)
			if gotMax != tt.wantMax {
				t.Errorf("Max got %v, want %v", gotMax, tt.wantMax)
			}

			gotMaxFunc := MaxFunc(tt.data, intCmp)
			if gotMaxFunc != tt.wantMax {
				t.Errorf("MaxFunc got %v, want %v", gotMaxFunc, tt.wantMax)
			}
		})
	}

	svals := []S{
		{1, "a"},
		{2, "a"},
		{1, "b"},
		{2, "b"},

	gotVal := gotLit.Value

	if gotLit != wantLit {
		t.Errorf("got *ast.BasicLit address %p, want %p", gotLit, wantLit)
	}
	if gotVal != wantVal {
		t.Errorf("got *ast.BasicLit value %q, want %q", gotVal, wantVal)
	}
}

func TestSource(t *testing.T) {
	src, err := os.ReadFile(testfile)
	if err != nil {
		t.Fatal(err)
	}

	res, err := Source(src)
	if err != nil {