/*
* 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.cloudstack.managed.context.impl;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Callable;
import org.junit.Before;
import org.junit.Test;
import org.apache.cloudstack.managed.context.ManagedContextListener;
import org.apache.cloudstack.managed.threadlocal.ManagedThreadLocal;
public class DefaultManagedContextTest {
DefaultManagedContext context;
@Before
public void init() {
ManagedThreadLocal.setValidateInContext(false);
context = new DefaultManagedContext();
}
@Test
public void testCallable() throws Exception {
assertEquals(5, context.callWithContext(new Callable<Integer>() {
@Override
public Integer call() throws Exception {
return 5;
}
}).intValue());
}
@Test
public void testRunnable() throws Exception {
final List<Object> touch = new ArrayList<Object>();
context.runWithContext(new Runnable() {
@Override
public void run() {
touch.add(new Object());
}
});
assertEquals(1, touch.size());
}
@Test
public void testGoodListeners() throws Exception {
final List<Object> touch = new ArrayList<Object>();
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter");
return "hi";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave");
assertEquals("hi", data);
}
});
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter1");
return "hi";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave1");
assertEquals("hi", data);
}
});
assertEquals(5, context.callWithContext(new Callable<Integer>() {
@Override
public Integer call() throws Exception {
return 5;
}
}).intValue());
assertEquals("enter", touch.get(0));
assertEquals("enter1", touch.get(1));
assertEquals("leave1", touch.get(2));
assertEquals("leave", touch.get(3));
}
@Test
public void testBadListeners() throws Exception {
final List<Object> touch = new ArrayList<Object>();
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter");
throw new RuntimeException("I'm a failure");
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave");
assertNull(data);
}
});
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter1");
return "hi";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave1");
assertEquals("hi", data);
}
});
try {
context.callWithContext(new Callable<Integer>() {
@Override
public Integer call() throws Exception {
return 5;
}
}).intValue();
fail();
} catch (Throwable t) {
assertTrue(t instanceof RuntimeException);
assertEquals("I'm a failure", t.getMessage());
}
assertEquals("enter", touch.get(0));
assertEquals("enter1", touch.get(1));
assertEquals("leave1", touch.get(2));
assertEquals("leave", touch.get(3));
}
@Test
public void testBadInvocation() throws Exception {
final List<Object> touch = new ArrayList<Object>();
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter");
return "hi";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave");
assertEquals("hi", data);
}
});
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter1");
return "hi1";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave1");
assertEquals("hi1", data);
}
});
try {
context.callWithContext(new Callable<Integer>() {
@Override
public Integer call() throws Exception {
throw new RuntimeException("I'm a failure");
}
}).intValue();
fail();
} catch (Throwable t) {
assertTrue(t.getMessage(), t instanceof RuntimeException);
assertEquals("I'm a failure", t.getMessage());
}
assertEquals("enter", touch.get(0));
assertEquals("enter1", touch.get(1));
assertEquals("leave1", touch.get(2));
assertEquals("leave", touch.get(3));
}
@Test
public void testBadListernInExit() throws Exception {
final List<Object> touch = new ArrayList<Object>();
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter");
return "hi";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave");
assertEquals("hi", data);
throw new RuntimeException("I'm a failure");
}
});
context.registerListener(new ManagedContextListener<Object>() {
@Override
public Object onEnterContext(boolean reentry) {
touch.add("enter1");
return "hi1";
}
@Override
public void onLeaveContext(Object data, boolean reentry) {
touch.add("leave1");
assertEquals("hi1", data);
}
});
try {
context.callWithContext(new Callable<Integer>() {
@Override
public Integer call() throws Exception {
return 5;
}
}).intValue();
fail();
} catch (Throwable t) {
assertTrue(t.getMessage(), t instanceof RuntimeException);
assertEquals("I'm a failure", t.getMessage());
}
assertEquals("enter", touch.get(0));
assertEquals("enter1", touch.get(1));
assertEquals("leave1", touch.get(2));
assertEquals("leave", touch.get(3));
}
}