| /* |
| * Copyright 2010 Niclas Hedhman. |
| * |
| * 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.test.cache; |
| |
| import java.util.Collection; |
| import java.util.Random; |
| import org.junit.Test; |
| import org.apache.zest.api.constraint.ConstraintViolation; |
| import org.apache.zest.api.constraint.ConstraintViolationException; |
| import org.apache.zest.api.util.NullArgumentException; |
| import org.apache.zest.spi.cache.Cache; |
| import org.apache.zest.spi.cache.CachePool; |
| import org.apache.zest.test.AbstractQi4jTest; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.fail; |
| |
| /** |
| * Abstract satisfiedBy with tests for the CachePool interface. |
| */ |
| public abstract class AbstractCachePoolTest |
| extends AbstractQi4jTest |
| { |
| protected CachePool cachePool; |
| protected Cache<String> cache; |
| |
| @Override |
| public void setUp() |
| throws Exception |
| { |
| super.setUp(); |
| cachePool = module.findService( CachePool.class ).get(); |
| cache = cachePool.fetchCache( "1", String.class ); |
| } |
| |
| @Test |
| public void givenInvalidCacheNameWhenFetchingCacheExpectNullArgumentException() |
| { |
| try |
| { |
| cache = cachePool.fetchCache( "", String.class ); |
| fail( "Expected " + NullArgumentException.class.getSimpleName() ); |
| } |
| catch( NullArgumentException e ) |
| { |
| // expected |
| } |
| try |
| { |
| cache = cachePool.fetchCache( null, String.class ); |
| fail( "Expected " + NullArgumentException.class.getSimpleName() ); |
| |
| } |
| catch( ConstraintViolationException e ) |
| { |
| // expected |
| Collection<ConstraintViolation> violations = e.constraintViolations(); |
| assertEquals( 1, violations.size() ); |
| ConstraintViolation violation = violations.iterator().next(); |
| assertEquals( "not optional", violation.constraint().toString() ); |
| assertEquals( "param1", violation.name() ); |
| } |
| } |
| |
| @Test |
| public void givenLoooongCacheNameWhenFetchingCacheExpectOk() |
| { |
| Random random = new Random(); |
| StringBuilder longName = new StringBuilder(); |
| for( int i = 0; i < 10000; i++ ) |
| { |
| longName.append( (char) ( random.nextInt( 26 ) + 65 ) ); |
| } |
| cache = cachePool.fetchCache( longName.toString(), String.class ); |
| } |
| |
| @Test |
| public void givenEmptyCacheWhenFetchingValueExpectNull() |
| { |
| assertNull( cache.get( "1" ) ); |
| } |
| |
| @Test |
| public void givenCacheWithAValueWhenRequestingThatValueExpectItBack() |
| { |
| cache.put( "Habba", "Zout" ); |
| assertEquals( "Zout", cache.get( "Habba" ) ); |
| } |
| |
| @Test |
| public void givenCacheWithAValueWhenReplacingValueExpectNewValue() |
| { |
| cache.put( "Habba", "Zout" ); |
| assertEquals( "Zout", cache.get( "Habba" ) ); |
| cache.put( "Habba", "Zout2" ); |
| assertEquals( "Zout2", cache.get( "Habba" ) ); |
| } |
| |
| @Test |
| public void givenCacheWithValueWhenDroppingReferenceAndRequestNewCacheAndItsValueExpectItToBeGone() |
| { |
| cache.put( "Habba", "Zout" ); |
| assertEquals( "Zout", cache.get( "Habba" ) ); |
| cachePool.returnCache( cache ); |
| cache = cachePool.fetchCache( "1", String.class ); |
| assertNull( "Value not missing", cache.get( "Habba" ) ); |
| } |
| |
| } |