Structs: StructsSlice{
			{"name1", "value1"},
			{"name2", "value2"},
		},
		Role:             Role{Name: "admin"},
		ExampleStruct:    ExampleStruct{"name", "value1"},
		ExampleStructPtr: &ExampleStruct{"name", "value2"},
	}

	if err := DB.Create(&data).Error; err != nil {
		t.Fatalf("No error should happened when create scanner valuer struct, but got %v", err)
	}

	var result ScannerValuerStruct

						field.ReflectValueOf(ctx, value).Set(reflectV)
					} else if reflectV.Kind() == reflect.Ptr {
						return field.Set(ctx, value, reflectV.Elem().Interface())
					} else {
						if valuer, ok := v.(driver.Valuer); ok {
							v, _ = valuer.Value()
						}

						err = field.ReflectValueOf(ctx, value).Addr().Interface().(sql.Scanner).Scan(v)
					}
					return
				}
			} else {

		reflectValue = reflect.ValueOf(&user)
	)

	// test valuer
	values := map[string]interface{}{
		"name":       user.Name,
		"id":         user.ID,
		"created_at": user.CreatedAt,
		"updated_at": user.UpdatedAt,
		"deleted_at": user.DeletedAt,
		"age":        user.Age,
		"birthday":   user.Birthday,
		"active":     true,
	}
	checkField(t, userSchema, reflectValue, values)

	var f *bool
	// test setter

				case reflect.Slice, reflect.Array:
					if _, ok := v[key].(driver.Valuer); ok {
						conds = append(conds, clause.Eq{Column: key, Value: v[key]})
					} else if _, ok := v[key].(Valuer); ok {
						conds = append(conds, clause.Eq{Column: key, Value: v[key]})
					} else {
						// optimize reflect value length
						valueLen := reflectValue.Len()
						values := make([]interface{}, valueLen)
						for i := 0; i < valueLen; i++ {

	for idx, field := range fields {
		if field != nil {
			values[idx] = field.NewValuePool.Get()
		} else if len(fields) == 1 {
			if reflectValue.CanAddr() {
				values[idx] = reflectValue.Addr().Interface()
			} else {
				values[idx] = reflectValue.Interface()
			}
		}
	}

	db.RowsAffected++
	db.AddError(rows.Scan(values...))

		return nil
	}

	// First, see if the value itself knows how to convert
	// itself to a driver type. For example, a NullString
	// struct changing into a string or nil.
	if vr, ok := nv.Value.(driver.Valuer); ok {
		sv, err := callValuerValue(vr)
		if err != nil {
			return err
		}
		if !driver.IsValue(sv) {
			return fmt.Errorf("non-subset type %T returned from Value", sv)
		}
		nv.Value = sv
	}

	relation.Polymorphic = &Polymorphic{
		Value: schema.Table,
	}

	var (
		typeName = polymorphic + "Type"
		typeId   = polymorphic + "ID"
	)

	if value, ok := field.TagSettings["POLYMORPHICTYPE"]; ok {
		typeName = strings.TrimSpace(value)
	}

	if value, ok := field.TagSettings["POLYMORPHICID"]; ok {
		typeId = strings.TrimSpace(value)
	}

                prop = ['key1': 'value1']
                prop.put('key2', 'value2')
                prop.put('key3', project.provider { 'value3' })
                prop.putAll(['key4': 'value4'])
                prop.putAll(project.provider { ['key5': 'value5'] })
                expected = ['key1': 'value1', 'key2': 'value2', 'key3': 'value3', 'key4': 'value4', 'key5': 'value5']
            }
            '''.stripIndent()
    }

	want[0] = Level3{
		Level2: Level2{
			Level1s: []Level1{
				{Value: "value1"},
				{Value: "value2"},
			},
		},
		Level2_1: Level2_1{
			Level1s: []Level1{
				{
					Value:   "value1-1",
					Level0s: []Level0{{Value: "Level0-1"}},
				},
				{
					Value:   "value2-2",
					Level0s: []Level0{{Value: "Level0-2"}},
				},
			},
		},
	}

        def value = instantiator.named(Thing, "value")
        def value1 = instantiator.named(Thing, "value")
        def value2 = instantiator.named(Thing, "value2")
        def value3 = instantiator.named(Named, "value2")

        expect:
        def snapshot = snapshotter.snapshot(value)
        areTheSame(snapshot, value1)
        areNotTheSame(snapshot, value2)
        areNotTheSame(snapshot, value3)