/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package grails.gorm.tests.validation

import grails.gorm.annotation.Entity
import grails.gorm.transactions.Rollback
import org.grails.orm.hibernate.HibernateDatastore
import org.hibernate.SessionFactory
import spock.lang.AutoCleanup
import spock.lang.Ignore
import spock.lang.Issue
import spock.lang.Shared
import spock.lang.Specification

/**
 * @author Graeme Rocher
 * @since 1.0
 */
@Issue('https://github.com/apache/grails-data-mapping/issues/1004')
class UniqueWithHasOneSpec extends Specification {

    @AutoCleanup @Shared HibernateDatastore hibernateDatastore = new HibernateDatastore(getClass().getPackage())
    @Shared SessionFactory sessionFactory = hibernateDatastore.sessionFactory

    @Rollback
    void "test unique constraint with hasOne"() {
        when:
        Foo foo = new Foo(name: "foo")
        Bar bar = new Bar(name: "bar")
        foo.bar = bar
        bar.foo = foo
        foo.save failOnError: true

        then:
        Foo.count == 1
        Bar.count == 1
    }
}

@Entity
class Foo {

    static hasOne = [bar: Bar]

    String name

    static constraints = {
        bar nullable: true
        name unique: "bar"
    }

}

@Entity
class Bar {

    static belongsTo = [foo: Foo]

    String name

    static constraints = {
        foo nullable: true
    }

}
