/*
* Copyright 2008 Niclas Hedhman. All rights Reserved.
*
* Licensed 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 "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 org.qi4j.library.uid.sequence;
import org.junit.Test;
import org.qi4j.api.composite.TransientComposite;
import org.qi4j.api.injection.scope.Service;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.library.uid.sequence.assembly.PersistingSequencingAssembler;
import org.qi4j.test.AbstractQi4jTest;
import org.qi4j.test.EntityTestAssembler;
import static org.junit.Assert.*;
public class PersistingSequencingTest extends AbstractQi4jTest
{
@Override
public void assemble( ModuleAssembly module ) throws AssemblyException
{
new PersistingSequencingAssembler().assemble( module );
new EntityTestAssembler().assemble( module );
module.transients( UnderTestComposite.class );
}
@Test
public void whenTransientSequencingThenNumbersStartAtZero()
throws Exception
{
UnderTest underTest = module.newTransient( UnderTest.class );
assertEquals( 0, underTest.currentValue() );
}
@Test
public void whenTransientSequencingThenFirstNextValueIsOne()
throws Exception
{
UnderTest underTest = module.newTransient( UnderTest.class );
assertEquals( 1, underTest.nextValue() );
assertEquals( 1, underTest.currentValue() );
}
@Test
public void whenTransientSequencingThenFirst100ValuesAreInSequence()
throws Exception
{
UnderTest underTest = module.newTransient( UnderTest.class );
for( int i = 1; i <= 100; i++ )
{
assertEquals( i, underTest.nextValue() );
assertEquals( i, underTest.currentValue() );
assertEquals( i, underTest.currentValue() );
assertEquals( i, underTest.currentValue() );
}
}
public interface UnderTest
{
long nextValue();
long currentValue();
}
@Mixins( UnderTestMixin.class )
public interface UnderTestComposite extends UnderTest, TransientComposite
{
}
public static class UnderTestMixin
implements UnderTest
{
@Service private Sequencing service;
public long nextValue()
{
return service.newSequenceValue();
}
public long currentValue()
{
return service.currentSequenceValue();
}
}
}