/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.test.runner.classloader;
import static com.google.common.collect.Lists.newArrayList;
import static com.google.common.collect.Sets.newHashSet;
import static java.util.Collections.emptyList;
import static java.util.Collections.emptySet;
import static org.hamcrest.Matchers.nullValue;
import static org.hamcrest.Matchers.sameInstance;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertThat;
import static org.mockito.ArgumentCaptor.forClass;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mule.runtime.module.artifact.classloader.ParentFirstLookupStrategy.PARENT_FIRST;
import org.mule.runtime.module.artifact.classloader.ClassLoaderLookupPolicy;
import org.mule.runtime.module.artifact.classloader.LookupStrategy;
import org.mule.tck.junit4.AbstractMuleTestCase;
import org.mule.tck.size.SmallTest;
import org.mule.test.runner.api.PluginUrlClassification;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
@SmallTest
public class PluginLookPolicyFactoryTestCase extends AbstractMuleTestCase {
private static final String BAR_PLUGIN_ID = "org.foo:bar:1.0-SNAPSHOT";
private static final String FOO_PLUGIN_ID = "org.bar:foo:1.0-SNAPSHOT";
private static final String FOO_PACKAGE = "org.bar.foo";
private PluginLookPolicyFactory factory;
private PluginUrlClassification fooPluginClassification;
@Before
public void setUp() {
factory = new PluginLookPolicyFactory();
fooPluginClassification =
new PluginUrlClassification(FOO_PLUGIN_ID, emptyList(), emptyList(), emptyList(), newHashSet(FOO_PACKAGE), emptySet());
}
@Test
public void lookupPoliciesForPluginThatDeclaresDependency() {
PluginUrlClassification barPluginClassification =
new PluginUrlClassification(BAR_PLUGIN_ID, emptyList(), emptyList(), newArrayList(FOO_PLUGIN_ID));
List<PluginUrlClassification> pluginClassifications = newArrayList(barPluginClassification, fooPluginClassification);
ClassLoaderLookupPolicy parentLookupPolicies = getParentClassLoaderLookupPolicy();
ClassLoaderLookupPolicy pluginPolicy =
factory.createLookupPolicy(barPluginClassification, pluginClassifications, parentLookupPolicies);
assertThat(pluginPolicy.getClassLookupStrategy(FOO_PACKAGE), sameInstance(PARENT_FIRST));
}
@Test
public void lookupPoliciesForPluginThatDoesNotDeclareDependency() {
PluginUrlClassification barPluginClassification =
new PluginUrlClassification(BAR_PLUGIN_ID, emptyList(), emptyList(), emptyList());
List<PluginUrlClassification> pluginClassifications = newArrayList(barPluginClassification, fooPluginClassification);
ClassLoaderLookupPolicy parentLookupPolicies = getParentClassLoaderLookupPolicy();
ClassLoaderLookupPolicy pluginPolicy =
factory.createLookupPolicy(barPluginClassification, pluginClassifications, parentLookupPolicies);
assertThat(pluginPolicy.getClassLookupStrategy(FOO_PACKAGE), is(nullValue()));
}
private ClassLoaderLookupPolicy getParentClassLoaderLookupPolicy() {
ArgumentCaptor<Map> argumentCaptor = forClass(Map.class);
ClassLoaderLookupPolicy parentLookupPolicies = mock(ClassLoaderLookupPolicy.class);
when(parentLookupPolicies.extend(argumentCaptor.capture()))
.thenAnswer(invocation -> getClassLoaderLookupPolicyByPackage(argumentCaptor.getValue()));
return parentLookupPolicies;
}
private ClassLoaderLookupPolicy getClassLoaderLookupPolicyByPackage(Map<String, LookupStrategy> delegate) {
return new ClassLoaderLookupPolicy() {
@Override
public LookupStrategy getClassLookupStrategy(String className) {
return delegate.get(className);
}
@Override
public LookupStrategy getPackageLookupStrategy(String packageName) {
return null;
}
@Override
public ClassLoaderLookupPolicy extend(Map<String, LookupStrategy> lookupStrategies) {
throw new UnsupportedOperationException("Cannot be extended");
}
};
}
}