r2 := bytes.NewReader([]byte("abc"))
		ok, msg := cmpReaders(r1, r2)
		if !(ok && msg == "") {
			t.Fatalf("unexpected")
		}
	}

	{
		r1 := bytes.NewReader([]byte("abc"))
		r2 := bytes.NewReader([]byte("abcd"))
		ok, _ := cmpReaders(r1, r2)
		if ok {
			t.Fatalf("unexpected")
		}
	}

func (w *Walker) pushScope(name string) (popFunc func()) {
	w.scope = append(w.scope, name)
	return func() {
		if len(w.scope) == 0 {
			log.Fatalf("attempt to leave scope %q with empty scope list", name)
		}
		if w.scope[len(w.scope)-1] != name {
			log.Fatalf("attempt to leave scope %q, but scope is currently %#v", name, w.scope)
		}
		w.scope = w.scope[:len(w.scope)-1]
	}
}

	if _, err := io.ReadFull(rand.Reader, data); err != nil {
		t.Fatalf("Failed to read random data: %v", err)
	}
	for i, test := range erasureEncodeDecodeTests {
		buffer := make([]byte, len(data), 2*len(data))
		copy(buffer, data)

		erasure, err := NewErasure(context.Background(), test.dataBlocks, test.parityBlocks, blockSizeV2)
		if err != nil {
			t.Fatalf("Test %d: failed to create erasure: %v", i, err)
		}

	if err != nil {
		log.Fatalln(err)
	}

	zipFile, err := os.Create("format.json.zip")
	if err != nil {
		log.Fatalf("failed to create format.json.zip: %v", err)
	}
	defer zipFile.Close()
	fmtZipW := zip.NewWriter(zipFile)
	defer fmtZipW.Close()
	for _, pool := range pools { // for each pool

	Data2B string `gorm:"index:,unique,composite:comp_id2,priority:3"`
}

func TestParseIndex(t *testing.T) {
	user, err := schema.Parse(&UserIndex{}, &sync.Map{}, schema.NamingStrategy{})
	if err != nil {
		t.Fatalf("failed to parse user index, got error %v", err)
	}

	results := map[string]schema.Index{
		"idx_user_indices_name": {
			Name:   "idx_user_indices_name",

			"dir/",
			[]string{"object0"},
		},
	}

	for i, testCase := range testCases {
		err := obj.MakeBucket(context.Background(), testCase.bucketName, MakeBucketOptions{})
		if err != nil {
			t.Fatalf("%s : %s", instanceType, err.Error())
		}

		for _, object := range testCase.objectToUploads {
			md5Bytes := md5.Sum([]byte(object.content))

	// the other one from UDS server
	gotLogs := strings.Split(
		strings.TrimSuffix(string(out), "\n"), "\n")
	if want, got := len(cases)*2, len(gotLogs); want != got {
		t.Fatalf("Number of logs want %v, got %v logs: %v", want, got, gotLogs)
	}
	i := 0
	for _, l := range gotLogs {
		var parsedLog map[string]any
		assert.NoError(t, json.Unmarshal([]byte(l), &parsedLog))

}

func validateIptablesClean(t *testing.T) {
	cur := iptablesSave(t)
	if strings.Contains(cur, "ISTIO") {
		t.Fatalf("Istio rules leftover: %v", cur)
	}
	if strings.Contains(cur, "-A") {
		t.Fatalf("Rules: %v", cur)
	}
}

var initialized = &sync.Once{}

func setup(t *testing.T) {
	initialized.Do(func() {

	"time"
)

func TestIsValidDBNameChar(t *testing.T) {
	for _, db := range []string{"db", "dbName", "db_name", "db1", "1dbname", "db$name"} {
		if fields := strings.FieldsFunc(db, IsValidDBNameChar); len(fields) != 1 {
			t.Fatalf("failed to parse db name %v", db)
		}
	}
}

func TestCheckTruth(t *testing.T) {
	checkTruthTests := []struct {
		v   string
		out bool
	}{
		{"123", true},
		{"true", true},
		{"", false},

		},
		{
			file: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/utils/utils.go`,
			want: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/`,
		},
	}
	for _, c := range cases {
		s := sourceDir(c.file)
		if s != c.want {
			t.Fatalf("%s: expected %s, got %s", c.file, c.want, s)
		}
	}