ipList, err := getHostIP(testCase.host)
		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}

		if testCase.expectedIPList != nil {

		if err != nil && !errors.Is(err, ft.expectedErr) {
			t.Fatalf("ToFileInfo failed due to %v", err)
		}
		if got := fi.TierFreeVersion(); got != ft.expectedFree {
			t.Fatalf("Expected free-version=%v but got free-version=%v", ft.expectedFree, got)
		}
		if ft.afterFn != nil {
			_, err = ft.afterFn(fi)
			if err != nil {
				t.Fatalf("ft.afterFn failed with err %v", err)
			}
		}
	}

	if err := DB.AutoMigrate(&Harumph{}); err != nil {
		t.Fatalf("Failed to migrate for uuid default value, got error: %v", err)
	}

	harumph := Harumph{}
	if err := DB.Create(&harumph).Error; err == nil {
		t.Fatalf("should failed to create data, name can't be blank")
	}

	harumph = Harumph{Name: "jinzhu"}
	if err := DB.Create(&harumph).Error; err != nil {
		t.Fatalf("should be able to create data, but got %v", err)
	}

	if err != nil {
		t.Fatal(err)
	}
	gr, err = obj.GetObjectNInfo(ctx, bucket, object, nil, nil, ObjectOptions{})
	if err != nil {
		t.Fatalf("Expected GetObject to succeed, but failed with %v", err)
	}
	_, err = io.Copy(output, gr)
	if err != nil {
		t.Fatalf("Expected GetObject reading data to succeed, but failed with %v", err)
	}
	gr.Close()
	if !bytes.Equal(output.Bytes(), bigData) {
		t.Fatalf("Corrupted data found")

	if err = db.AutoMigrate(&City{}); err != nil {
		t.Fatalf("failed to migrate cities table, got error: %v", err)
	}

	err = db.Create(&City{Name: "Kabul"}).Error
	if err != nil {
		t.Fatalf("failed to create record: %v", err)
	}

	err = db.Create(&City{Name: "Kabul"}).Error
	if !errors.Is(err, gorm.ErrDuplicatedKey) {
		t.Fatalf("expected err: %v got err: %v", gorm.ErrDuplicatedKey, err)
	}
}

	if err := DB.AutoMigrate(&Harumph{}); err != nil {
		t.Fatalf("Failed to migrate for uuid default value, got error: %v", err)
	}

	harumph := Harumph{}
	if err := DB.Create(&harumph).Error; err == nil {
		t.Fatalf("should failed to create data, name can't be blank")
	}

	harumph = Harumph{Name: "jinzhu"}
	if err := DB.Create(&harumph).Error; err != nil {
		t.Fatalf("should be able to create data, but got %v", err)
	}

func TestUpdateHasOne(t *testing.T) {
	user := *GetUser("update-has-one", Config{})

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

	user.Account = Account{Number: "account-has-one-association"}

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

	var user2 User
	DB.Preload("Account").Find(&user2, "id = ?", user.ID)

	if err != nil {
		t.Fatalf("mmap failed %s", err)
	}
	err = syscall.Mprotect(b[:pagesize], syscall.PROT_NONE)
	if err != nil {
		t.Fatalf("mprotect low failed %s\n", err)
	}
	err = syscall.Mprotect(b[2*pagesize:], syscall.PROT_NONE)
	if err != nil {
		t.Fatalf("mprotect high failed %s\n", err)
	}
	return b[pagesize : 2*pagesize]
}

	}

	err = DB.Model([1]*Product5{&p}).Update("name", "update_name_3").Error
	if err != nil {
		t.Fatalf("should update success, but got err %v", err)
	}
	if beforeUpdateCall != 2 {
		t.Fatalf("before update should be called")
	}

	err = DB.Model([1]Product5{p}).Update("name", "update_name_4").Error
	if !errors.Is(err, gorm.ErrInvalidValue) {

			allVersionIDs = append(allVersionIDs, fi.VersionID)
		}
	}
	buf, err := xl.AppendTo(nil)
	if err != nil {
		t.Fatalf("Failed to serialize xlmeta %v", err)
	}
	fivs, err := getFileInfoVersions(buf, basefi.Volume, basefi.Name, false)
	if err != nil {
		t.Fatalf("getFileInfoVersions failed: %v", err)
	}
	chkNumVersions := func(fis []FileInfo) bool {
		for i := 0; i < len(fis)-1; i++ {