}

    @AfterEach
    void tearDown() throws Exception {
        this.validator = null;
    }

    private void assertViolations(SimpleProblemCollector result, int fatals, int errors, int warnings) {
        assertEquals(fatals, result.getFatals().size(), String.valueOf(result.getFatals()));
        assertEquals(errors, result.getErrors().size(), String.valueOf(result.getErrors()));

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

	prod := &CompositeKeyProduct{
		LanguageCode: 56,
		Code:         "Code56",
		Name:         "ProductName56",
	}
	if err := DB.Create(&prod).Error; err != nil {
		t.Fatalf("failed to create, got error %v", err)
	}

		t.Fatalf("no error should happen when migrate scanner, valuer struct, got error %v", err)
	}

	data := SerializerStruct{}

	if err := DB.Create(&data).Error; err != nil {
		t.Fatalf("failed to create data, got error %v", err)
	}

	var result SerializerStruct
	if err := DB.First(&result, data.ID).Error; err != nil {
		t.Fatalf("failed to query data, got error %v", err)
	}

		t.Fatalf("invalid sql generated, got %v", sql)
	}

	sql = dryRunDB.Where("a = ? or b = ?", "a", "b").Or("c = ? and d = ?", "c", "d").Find(&User{}).Statement.SQL.String()
	if !regexp.MustCompile(`WHERE \(\(a = .+ or b = .+\) OR \(c = .+ and d = .+\)\) AND .users.\..deleted_at. IS NULL`).MatchString(sql) {
		t.Fatalf("invalid sql generated, got %v", sql)
	}

	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)
	}

		t.Fatalf("should be empty")
	}
	if ok {
		t.Fatalf("should be false")
	}

	if !reflect.DeepEqual(lc.Keys(), []string{"key1"}) {
		t.Fatalf("value differs from expected")
	}

	if lc.Resize(0) != 0 {
		t.Fatalf("evicted count differs from expected")
	}
	if lc.Resize(2) != 0 {
		t.Fatalf("evicted count differs from expected")
	}
	lc.Add("key2", "val2")
	if lc.Resize(1) != 1 {

		t.Fatalf("Failed to query smaller user, got error %v", err)
	}

	AssertObjEqual(t, user, simpleUser, "Name", "ID", "UpdatedAt", "CreatedAt")

	var simpleUser2 SimpleUser
	if err := DB.Model(&User{}).Select("id").First(&simpleUser2, user.ID).Error; err != nil {
		t.Fatalf("Failed to query smaller user, got error %v", err)
	}

	if err := DB.Migrator().DropTable(allModels...); err != nil {
		t.Fatalf("Failed to drop table, got error %v", err)
	}

	if err := DB.AutoMigrate(allModels...); err != nil {
		t.Fatalf("Failed to auto migrate, got error %v", err)
	}

	if tables, err := DB.Migrator().GetTables(); err != nil {
		t.Fatalf("Failed to get database all tables, but got error %v", err)
	} else {

	).Update(ctx)
	if err != nil {
		t.Fatalf("Set Update mixed failed: %v", err)
	}
	if rows != 1 {
		t.Fatalf("expected 1 row affected for field update, got %d", rows)
	}

	var got User
	if err := DB.Preload("Pets").First(&got, user.ID).Error; err != nil {
		t.Fatalf("load user: %v", err)
	}
	if got.Age != 30 {
		t.Fatalf("expected age 30, got %d", got.Age)
	}

		t.Fatalf("Should find saved record")
	}

	if err := tx.Commit().Error; err != nil {
		t.Fatalf("Failed to commit, got error %v", err)
	}

	if err := DB.First(&User{}, "name = ?", user.Name).Error; err != nil {
		t.Fatalf("Should find saved record")
	}

	if err := DB.First(&User{}, "name = ?", user1.Name).Error; err == nil {
		t.Fatalf("Should not find rollbacked record")
	}