| /* |
| * 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 |
| * "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.scheduler; |
| |
| import org.apache.zest.api.entity.EntityBuilder; |
| import org.apache.zest.api.unitofwork.UnitOfWork; |
| import org.apache.zest.api.value.ValueSerialization; |
| import org.apache.zest.bootstrap.AssemblyException; |
| import org.apache.zest.bootstrap.ModuleAssembly; |
| import org.apache.zest.entitystore.memory.MemoryEntityStoreService; |
| import org.apache.zest.spi.uuid.UuidIdentityGeneratorService; |
| import org.apache.zest.test.AbstractZestTest; |
| import org.apache.zest.valueserialization.orgjson.OrgJsonValueSerializationService; |
| import org.joda.time.DateTime; |
| import org.junit.Test; |
| |
| import static org.hamcrest.number.IsCloseTo.closeTo; |
| import static org.junit.Assert.assertThat; |
| |
| public class CronScheduleTest extends AbstractZestTest |
| { |
| @Override |
| public void assemble( ModuleAssembly module ) |
| throws AssemblyException |
| { |
| module.services( OrgJsonValueSerializationService.class ) |
| .taggedWith( ValueSerialization.Formats.JSON ); |
| module.services( MemoryEntityStoreService.class ); |
| module.services( UuidIdentityGeneratorService.class ); |
| module.entities( CronSchedule.class ); |
| module.entities( Task.class ).withMixins( DummyTask.class ); |
| } |
| |
| @Test |
| public void given15SecondCronWhenRequestingNextExpectEvery15Seconds() |
| throws Exception |
| { |
| |
| UnitOfWork work = module.newUnitOfWork(); |
| EntityBuilder<Task> builder1 = work.newEntityBuilder( Task.class ); |
| builder1.instance().name().set( "abc" ); |
| Task task = builder1.newInstance(); |
| EntityBuilder<CronSchedule> builder = work.newEntityBuilder( CronSchedule.class ); |
| builder.instance().start().set( DateTime.now() ); |
| builder.instance().task().set( task ); |
| builder.instance().cronExpression().set( "*/15 * * * * *" ); |
| CronSchedule schedule = builder.newInstance(); |
| long runAt = schedule.nextRun( System.currentTimeMillis() ); |
| for( int i = 0; i < 1000; i++ ) |
| { |
| long nextRun = schedule.nextRun( runAt + 1000 ); // Needs to push forward one second... |
| assertThat( "At:" + i, (double) nextRun, closeTo( runAt + 15000, 50 ) ); |
| } |
| work.discard(); |
| } |
| |
| public static abstract class DummyTask implements Task |
| { |
| @Override |
| public void run() |
| { |
| System.out.println( "Dummy" ); |
| } |
| } |
| } |