}

	if err := DB.Delete(&book).Error; err != nil {
		t.Fatalf("No error should happen when soft delete user, but got %v", err)
	}

	zeroTime, _ := now.Parse("1970-01-01 00:00:01")
	if book.DeletedAt.Time.Equal(zeroTime) {
		t.Errorf("book's deleted at should not be zero, DeletedAt: %v", book.DeletedAt)
	}

	if DB.First(&SoftDeleteBook{}, "name = ?", book.Name).Error == nil {
		t.Errorf("Can't find a soft deleted record")

	}

	if users[0].CompanyID == nil || users[1].CompanyID == nil || *users[0].CompanyID != *users[1].CompanyID {
		t.Errorf("user's company id should exists and equal, but its: %v, %v", users[0].CompanyID, users[1].CompanyID)
	}

	DB.Model(&users[0]).Association("Company").Delete(&company)
	AssertAssociationCount(t, users[0], "Company", 0, "After Delete")

		out      bool
	}{
		{"error equal", errors.New("1"), errors.New("1"), true},
		{"error not equal", errors.New("1"), errors.New("2"), false},
		{"driver.Valuer equal", ModifyAt{Time: now, Valid: true}, ModifyAt{Time: now, Valid: true}, true},
		{"driver.Valuer not equal", ModifyAt{Time: now, Valid: true}, ModifyAt{Time: now.Add(time.Second), Valid: true}, false},
		{"driver.Valuer equal (ptr to nil ptr)", (*ModifyAt)(nil), &ModifyAt{}, false},

			if pet == nil || expect.Pets[idx] == nil {
				t.Errorf("pets#%v should equal, expect: %v, got %v", idx, expect.Pets[idx], pet)
			} else {
				doCheckPet(t, *pet, *expect.Pets[idx], unscoped)
			}
		}
	})

	t.Run("Toys", func(t *testing.T) {
		if len(user.Toys) != len(expect.Toys) {
			t.Fatalf("toys should equal, expect: %v, got %v", len(expect.Toys), len(user.Toys))
		}

		}

		for _, name := range []string{"Name", "Constraint"} {
			if reflect.ValueOf(result).FieldByName(name).Interface() != reflect.ValueOf(v).FieldByName(name).Interface() {
				t.Errorf(
					"check %v %v should equal, expects %v, got %v",
					k, name, reflect.ValueOf(result).FieldByName(name).Interface(), reflect.ValueOf(v).FieldByName(name).Interface(),
				)
			}
		}
	}
}

func TestParseUniqueConstraints(t *testing.T) {

		} else if results.RowsAffected != 2 {
			t.Fatalf("rows affected expects: %v, got %v", 1, results.RowsAffected)
		} else if u1.ID == 0 {
			t.Fatalf("ID expects : not equal 0, got %v", u1.ID)
		} else if u2.ID == 0 {
			t.Fatalf("ID expects : not equal 0, got %v", u2.ID)
		}

		var gotUsers []user
		results = DB.Where("id in (?, ?)", u1.ID, u2.ID).Order("id asc").Select("id, name").Find(&gotUsers)
		if results.Error != nil {

			break
		}

		fallthrough
	default:
		builder.WriteString(" NOT IN (")
		builder.AddVar(builder, in.Values...)
		builder.WriteByte(')')
	}
}

// Eq equal to for where
type Eq struct {
	Column interface{}
	Value  interface{}
}

func (eq Eq) Build(builder Builder) {
	builder.WriteQuoted(eq.Column)

	switch eq.Value.(type) {

			if stmt.SQL.String() != result.Result {
				t.Errorf("generated SQL is not equal, expects %v, but got %v", result.Result, stmt.SQL.String())
			}

			if !reflect.DeepEqual(result.ExpectedVars, stmt.Vars) {
				t.Errorf("generated vars is not equal, expects %v, but got %v", result.ExpectedVars, stmt.Vars)
			}
		})
	}
}

func TestExpression(t *testing.T) {

	}

	ns := NamingStrategy{}
	for key, value := range maps {
		if ns.toDBName(key) != value {
			t.Errorf("%v toName should equal %v, but got %v", key, value, ns.toDBName(key))
		}
	}

	maps = map[string]string{
		"x":                              "X",
		"user_restrictions":              "UserRestriction",