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ClassCacheVersusClassReloadingTest.java
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ClassCacheVersusClassReloadingTest.java
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/*
* Copyright (c) 2007 Mockito contributors
* This program is made available under the terms of the MIT License.
*/
package org.mockitousage.configuration;
import static org.mockito.Mockito.mock;
import java.util.concurrent.Callable;
import org.junit.Test;
import org.mockito.internal.configuration.ConfigurationAccess;
import org.mockitoutil.SimplePerRealmReloadingClassLoader;
public class ClassCacheVersusClassReloadingTest {
// TODO refactor to use ClassLoaders
private SimplePerRealmReloadingClassLoader testMethodClassLoaderRealm =
new SimplePerRealmReloadingClassLoader(reloadMockito());
@Test
public void should_not_throw_ClassCastException_when_objenesis_cache_disabled()
throws Exception {
prepareMockitoAndDisableObjenesisCache();
doInNewChildRealm(
testMethodClassLoaderRealm,
"org.mockitousage.configuration.ClassCacheVersusClassReloadingTest$DoTheMocking");
doInNewChildRealm(
testMethodClassLoaderRealm,
"org.mockitousage.configuration.ClassCacheVersusClassReloadingTest$DoTheMocking");
}
public static class DoTheMocking implements Callable<Object> {
public Object call() throws Exception {
Class<?> clazz =
this.getClass()
.getClassLoader()
.loadClass("org.mockitousage.configuration.ClassToBeMocked");
return mock(clazz);
}
}
private static void doInNewChildRealm(
ClassLoader parentRealm, String callableCalledInClassLoaderRealm) throws Exception {
new SimplePerRealmReloadingClassLoader(parentRealm, reloadScope())
.doInRealm(callableCalledInClassLoaderRealm);
}
private static SimplePerRealmReloadingClassLoader.ReloadClassPredicate reloadScope() {
return new SimplePerRealmReloadingClassLoader.ReloadClassPredicate() {
public boolean acceptReloadOf(String qualifiedName) {
return "org.mockitousage.configuration.ClassCacheVersusClassReloadingTest$DoTheMocking"
.equals(qualifiedName)
|| "org.mockitousage.configuration.ClassToBeMocked".equals(qualifiedName);
}
};
}
private void prepareMockitoAndDisableObjenesisCache() throws Exception {
testMethodClassLoaderRealm.doInRealm(
"org.mockitousage.configuration.ClassCacheVersusClassReloadingTest$PrepareMockito");
}
public static class PrepareMockito implements Callable<Boolean> {
public Boolean call() throws Exception {
Class.forName("org.mockito.Mockito");
ConfigurationAccess.getConfig().overrideEnableClassCache(false);
return Boolean.TRUE;
}
}
private static SimplePerRealmReloadingClassLoader.ReloadClassPredicate reloadMockito() {
return new SimplePerRealmReloadingClassLoader.ReloadClassPredicate() {
public boolean acceptReloadOf(String qualifiedName) {
return (!qualifiedName.contains("net.bytebuddy")
&& qualifiedName.contains("org.mockito")
&& !qualifiedName.contains(
"org.mockito.internal.creation.bytebuddy.inject"));
}
};
}
}