| /* |
| * 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.apache.zest.library.uid.sequence; |
| |
| import org.junit.Test; |
| import org.apache.zest.api.composite.TransientComposite; |
| import org.apache.zest.api.injection.scope.Service; |
| import org.apache.zest.api.mixin.Mixins; |
| import org.apache.zest.bootstrap.AssemblyException; |
| import org.apache.zest.bootstrap.ModuleAssembly; |
| import org.apache.zest.library.uid.sequence.assembly.PersistingSequencingAssembler; |
| import org.apache.zest.test.AbstractQi4jTest; |
| import org.apache.zest.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(); |
| } |
| } |
| } |