"steps": [
              {
                "color": "green",
                "value": null
              },
              {
                "color": "dark-yellow",
                "value": 75000000
              },
              {
                "color": "dark-red",
                "value": 100000000
              }
            ]
          },
          "unit": "short"

		t.Error(err)
	}

	want := Level3{
		Value: "Bob",
		Level2: &Level2{
			Value: "Foo",
			Level1s: []*Level1{
				{Value: "ru"},
				{Value: "en"},
			},
		},
	}
	if err := DB.Save(&want).Error; err != nil {
		t.Error(err)
	}

	want2 := Level3{
		Value: "Tom",
		Level2: &Level2{
			Value: "Bar",
			Level1s: []*Level1{
				{Value: "zh"},
				{Value: "de"},
			},
		},

				Columns: []clause.Column{{Name: "role"}},
				Having:  []clause.Expression{clause.Eq{"role", "admin"}},
			}},
			"SELECT * FROM `users` GROUP BY `role` HAVING `role` = ?",
			[]interface{}{"admin"},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.GroupBy{
				Columns: []clause.Column{{Name: "role"}},
				Having:  []clause.Expression{clause.Eq{"role", "admin"}},

// valueBuilders contains one constructor for each value type.
// Values should match if type is the same.
var valueBuilders = []func() *Value{
	FromNull,
	func() *Value {
		return FromBool(true)
	},
	func() *Value {
		return FromBytes([]byte("byte contents"))
	},
	func() *Value {
		return FromFloat(math.Pi)
	},
	func() *Value {
		return FromInt(0x1337)
	},
	func() *Value {

	var p1 P
	err := DB.Take(&p1, 1).Error
	AssertEqual(t, err, gorm.ErrModelAccessibleFieldsRequired)

	var p2 interface{}

	err = DB.Table("ps").Clauses(clause.Eq{Column: clause.Column{
		Table: clause.CurrentTable, Name: clause.PrimaryKey,
	}, Value: 1}).Scan(&p2).Error
	AssertEqual(t, err, gorm.ErrModelValueRequired)
}

func TestQueryScanToArray(t *testing.T) {

     *
     * @param key the key to be placed into this property list.
     * @param value the value corresponding to the key.
     * @return the previous value of the specified key in this property list, or null if it did not have one.
     */
    public Object setProperty(String key, String value) {
        return this.put(key, value);
    }

     *
     * @param key the key to be placed into this property list.
     * @param value the value corresponding to the key.
     * @return the previous value of the specified key in this property list, or null if it did not have one.
     */
    public Object setProperty(String key, String value) {
        return this.put(key, value);
    }

	Distinct   bool
	Columns    []Column
	Expression Expression
}

func (s Select) Name() string {
	return "SELECT"
}

func (s Select) Build(builder Builder) {
	if len(s.Columns) > 0 {
		if s.Distinct {
			builder.WriteString("DISTINCT ")
		}

		for idx, column := range s.Columns {
			if idx > 0 {
				builder.WriteByte(',')
			}
			builder.WriteQuoted(column)
		}
	} else {
		builder.WriteByte('*')

}

type StringsSlice []string

func (l StringsSlice) Value() (driver.Value, error) {
	bytes, err := json.Marshal(l)
	return string(bytes), err
}

func (l *StringsSlice) Scan(input interface{}) error {
	switch value := input.(type) {
	case string:
		return json.Unmarshal([]byte(value), l)
	case []byte:
		return json.Unmarshal(value, l)
	default:
		return errors.New("not supported")
	}
}

								<Key>key1</Key>
								<Value>value1</Value>
							</Tag>
							<Tag>
								<Key>key2</Key>
								<Value>value2</Value>
							</Tag>
							</And>
						</Filter>`,
			expectedErr: nil,
		},
		{ // Filter with And and multiple Tag tags
			inputXML: ` <Filter>
							<And>
							<Prefix></Prefix>
							<Tag>
								<Key>key1</Key>
								<Value>value1</Value>
							</Tag>
							<Tag>