/*
* Copyright 2002-2015 the original author or authors.
*
* 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.springframework.test.context.cache;
import static org.junit.Assert.*;
/**
* Collection of utility methods for testing scenarios involving the
* {@link ContextCache}.
*
* @author Sam Brannen
* @since 4.2
*/
public class ContextCacheTestUtils {
/**
* Reset the state of the static context cache in {@link DefaultCacheAwareContextLoaderDelegate}.
*/
public static final void resetContextCache() {
DefaultCacheAwareContextLoaderDelegate.defaultContextCache.reset();
}
/**
* Assert the statistics of the static context cache in {@link DefaultCacheAwareContextLoaderDelegate}.
*
* @param usageScenario the scenario in which the statistics are used
* @param expectedSize the expected number of contexts in the cache
* @param expectedHitCount the expected hit count
* @param expectedMissCount the expected miss count
*/
public static final void assertContextCacheStatistics(String usageScenario, int expectedSize, int expectedHitCount,
int expectedMissCount) {
assertContextCacheStatistics(DefaultCacheAwareContextLoaderDelegate.defaultContextCache, usageScenario,
expectedSize, expectedHitCount, expectedMissCount);
}
/**
* Assert the statistics of the supplied context cache.
*
* @param contextCache the cache to assert against
* @param usageScenario the scenario in which the statistics are used
* @param expectedSize the expected number of contexts in the cache
* @param expectedHitCount the expected hit count
* @param expectedMissCount the expected miss count
*/
public static final void assertContextCacheStatistics(ContextCache contextCache, String usageScenario,
int expectedSize, int expectedHitCount, int expectedMissCount) {
assertEquals("Verifying number of contexts in cache (" + usageScenario + ").", expectedSize,
contextCache.size());
assertEquals("Verifying number of cache hits (" + usageScenario + ").", expectedHitCount,
contextCache.getHitCount());
assertEquals("Verifying number of cache misses (" + usageScenario + ").", expectedMissCount,
contextCache.getMissCount());
}
}