// On filesystems such as btrfs, nfs this is not true, so fallback
		// to performing readdir() instead.
		entries, err := readDirN(dirname, 1)
		if err != nil {
			return false
		}
		return len(entries) == 0
	}
	var stat syscall.Stat_t
	if err := syscall.Stat(dirname, &stat); err != nil {
		return false
	}
	return stat.Mode&syscall.S_IFMT == syscall.S_IFDIR && stat.Nlink == 2

				t.Errorf("Where conditions should be different")
			}
		})
	}
}

func TestNilCondition(t *testing.T) {
	s := new(Statement)
	if len(s.BuildCondition(nil)) != 0 {
		t.Errorf("Nil condition should be empty")
	}
}

func TestNameMatcher(t *testing.T) {
	for k, v := range map[string][]string{
		"table.name":         {"table", "name"},
		"`table`.`name`":     {"table", "name"},

		}
	}
	if len(m.LifeTimeOps) == 0 {
		m.LifeTimeOps = nil
	}

	m.LastMinute.Operations = make(map[string]madmin.TimedAction, osMetricLast)
	for i := range osMetricLast {
		lm := o.latency[i].total()
		if lm.N > 0 {
			m.LastMinute.Operations[i.String()] = lm.asTimedAction()
		}
	}
	if len(m.LastMinute.Operations) == 0 {
		m.LastMinute.Operations = nil
	}

	return m

	Name2 string `gorm:"check:name <> 'jinzhu'"`
	Name3 string `gorm:"check:,name <> 'jinzhu'"`
}

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

	results := map[string]schema.CheckConstraint{
		"name_checker": {
			Name:       "name_checker",
			Constraint: "name <> 'jinzhu'",
		},

// getSHA256Hash returns SHA-256 sum of given data.
func getSHA256Sum(data []byte) []byte {
	hash := sha256.New()
	hash.Write(data)
	return hash.Sum(nil)
}

// getMD5Sum returns MD5 sum of given data.
func getMD5Sum(data []byte) []byte {
	hash := md5.New()
	hash.Write(data)
	return hash.Sum(nil)
}

// getMD5Hash returns MD5 hash in hex encoding of given data.
func getMD5Hash(data []byte) string {

	}

	t.Run("default", func(t *testing.T) {
		db, _ := gorm.Open(postgres.Open(postgresDSN), &gorm.Config{})
		user, err := schema.Parse(&LongString{}, &sync.Map{}, db.Config.NamingStrategy)
		if err != nil {
			t.Fatalf("failed to parse user unique, got error %v", err)
		}

		constraints := user.ParseUniqueConstraints()
		if len(constraints) != 1 {
			t.Fatalf("failed to find unique constraint, got %v", constraints)

		dsc:  "",
		expDsc: ReplicateDecision{
			targetsMap: map[string]replicateTargetDecision{},
		},
		expErr: nil,
	},

	{ // 2.
		name:   "replicate decision for one target",
		dsc:    "arn:minio:replication::id:bucket=true;false;arn:minio:replication::id:bucket;id",
		expErr: nil,
		expDsc: ReplicateDecision{
			targetsMap: map[string]replicateTargetDecision{

		case sys.AMD64, sys.I386:
			if err := x86.ParseSuffix(prog, cond); err != nil {
				p.errorf("%v", err)
				return
			}
		case sys.RISCV64:
			if err := riscv.ParseSuffix(prog, cond); err != nil {
				p.errorf("unrecognized suffix .%q", cond)
				return
			}
		default:
			p.errorf("unrecognized suffix .%q", cond)
			return
		}
	}
	if p.firstProg == nil {
		p.firstProg = prog
	} else {
		p.lastProg.Link = prog
	}

	for i, test := range tests {
		arch, ctxt := setArch(goarch)
		tokenizer := lex.NewTokenizer("", strings.NewReader(test.input+"\n"), nil)
		parser := NewParser(ctxt, arch, tokenizer)

		err := tryParse(t, func() {
			parser.Parse()
		})

		switch {
		case err == nil:
			t.Errorf("#%d: %q: want error %q; have none", i, test.input, test.error)
		case !strings.Contains(err.Error(), test.error):

     */
    int DCERPC_MAYBE = 0x40; /* `maybe' call semantics requested */
    /**
     * Object UUID flag - if true, a non-nil object UUID is present
     */
    int DCERPC_OBJECT_UUID = 0x80; /* if true, a non-nil object UUID */