if v == "" {
		return nil, http.ErrNotMultipart
	}
	if r.Body == nil {
		return nil, errors.New("missing form body")
	}
	d, params, err := mime.ParseMediaType(v)
	if err != nil {
		return nil, http.ErrNotMultipart
	}
	if d != "multipart/form-data" {
		return nil, http.ErrNotMultipart
	}
	boundary, ok := params["boundary"]
	if !ok {
		return nil, http.ErrMissingBoundary
	}

		return 0, io.EOF
	}
	b := r.s[r.i]
	r.i++
	return b, nil
}

// UnreadByte complements [Reader.ReadByte] in implementing the [io.ByteScanner] interface.
func (r *Reader) UnreadByte() error {
	if r.i <= 0 {
		return errors.New("bytes.Reader.UnreadByte: at beginning of slice")
	}
	r.prevRune = -1
	r.i--
	return nil
}

// ReadRune implements the [io.RuneReader] interface.

	defer r.Close()
	names, err := r.readNames(5)
	if err != nil {
		t.Fatal(err)
	}
	want := loadMetacacheSampleNames[:5]
	if !reflect.DeepEqual(names, want) {
		t.Errorf("got unexpected result: %#v", names)
	}
	err = r.skip(5)
	if err != nil {
		t.Fatal(err)
	}
	names, err = r.readNames(5)
	if err != nil {
		t.Fatal(err)
	}
	want = loadMetacacheSampleNames[10:15]

				s, ok := spec.(*ast.ImportSpec)
				if !ok || s.Path.Value != `"C"` {
					continue
				}
				sawC = true
				if s.Name != nil {
					error_(s.Path.Pos(), `cannot rename import "C"`)
				}
				cg := s.Doc
				if cg == nil && len(decl.Specs) == 1 {
					cg = decl.Doc
				}
				if cg != nil {
					if strings.ContainsAny(abspath, "\r\n") {
						// This should have been checked when the file path was first resolved,

	combined := Mask(atomic.LoadUint64(&ps.types))
	combined.Merge(Mask(mask.Mask()))
	atomic.StoreUint64(&ps.types, uint64(combined))
	if wg != nil {
		wg.Add(1)
	}
	go func() {
		defer func() {
			if wg != nil {
				wg.Done()
			}
			// Clean up and de-register the subscriber
			ps.Lock()
			defer ps.Unlock()
			var remainTypes Mask
			for i, s := range ps.subs {

	user := User{Name: "jinzhu", Account: Account{Number: "1"}}

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	if err := DB.Model(&user).Association("Languages").Replace(Account{Number: "2"}); err == nil {
		t.Error("expected association error to be not nil")
	}

						}

						if saveAssociations(db, rel, rv, selectColumns, restricted, nil) == nil {
							setupReferences(db.Statement.ReflectValue, rv)
						}
					}
				}
			}
		}
	}
}

func SaveAfterAssociations(create bool) func(db *gorm.DB) {
	return func(db *gorm.DB) {
		if db.Error == nil && db.Statement.Schema != nil {
			selectColumns, restricted := db.Statement.SelectAndOmitColumns(create, !create)

	if err != nil {
		t.Fatalf("Failed to initialize KMS: %v", err)
	}

	key, err := KMS.GenerateKey(context.Background(), &GenerateKeyRequest{Name: "my-key"})
	if err != nil {
		t.Fatalf("Failed to generate key: %v", err)
	}
	plaintext, err := KMS.Decrypt(context.TODO(), &DecryptRequest{
		Name:       key.KeyID,
		Ciphertext: key.Ciphertext,
	})
	if err != nil {
		t.Fatalf("Failed to decrypt key: %v", err)

					if err != nil {
						b.Fatal(err)
					}
					// Update modtime for resorting...
					fi.ModTime = fi.ModTime.Add(-time.Second)
					// Update a random version.
					fi.VersionID = mustGetUUID()
					// Add...
					err = xl.AddVersion(fi)
					if err != nil {
						b.Fatal(err)
					}
					// Save...
					dump, err = xl.AppendTo(dump[:0])
					if err != nil {
						b.Fatal(err)
					}
				}

	// Initialize a new xlStorage layer.
	disk, err := newLocalXLStorage(tmpPath)
	if err != nil {
		t.Fatalf("Initializing xlStorage failed with %s.", err)
	}

	// Attempt to create a volume to verify the permissions later.
	// MakeVol creates 0777.
	if err = disk.MakeVol(context.Background(), testCase.volName); err != nil {
		t.Fatalf("Creating a volume failed with %s expected to pass.", err)
	}