core/testsupport/src/main/java/org/apache/zest/test/indexing/layered/Suite1Case2.java

/*
 * 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
 *
 *   http://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
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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package org.apache.zest.test.indexing.layered;

import org.apache.zest.api.injection.scope.Structure;
import org.apache.zest.api.query.Query;
import org.apache.zest.api.query.QueryBuilder;
import org.apache.zest.api.query.QueryBuilderFactory;
import org.apache.zest.api.query.QueryExpressions;
import org.apache.zest.api.unitofwork.UnitOfWork;
import org.apache.zest.api.unitofwork.UnitOfWorkFactory;
import org.apache.zest.api.unitofwork.concern.UnitOfWorkPropagation;
import org.apache.zest.test.indexing.model.Male;
import org.apache.zest.test.indexing.model.Person;

import static org.hamcrest.core.IsEqual.equalTo;
import static org.junit.Assert.assertThat;

public class Suite1Case2
    implements TestCase
{
    @Structure
    private UnitOfWorkFactory uowf;

    @Structure
    private QueryBuilderFactory qbf;

    private QueryBuilder<Male> builder;

    private Query<Male> query;

    @Override
    public void given()
        throws Exception
    {
        QueryBuilder<Male> qb = qbf.newQueryBuilder( Male.class );
        Male prototype = QueryExpressions.templateFor( Male.class );
        builder = qb.where( QueryExpressions.eq(prototype.name(), "Joe Doe" ) );
    }

    @Override
    @UnitOfWorkPropagation
    public void when()
        throws Exception
    {
        UnitOfWork uow = uowf.currentUnitOfWork();
        query = uow.newQuery( builder );
    }

    @Override
    public void expect()
        throws Exception
    {
        assertThat( query.count(), equalTo(1) );
        Male male = query.find();
        assertThat( male.title().get(), equalTo( Person.Title.MR ));
    }
}