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Java example source code file (PromiseAggregatorTest.java)
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The PromiseAggregatorTest.java Java example source code
/*
* Copyright 2014 The Netty Project
*
* The Netty Project 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 io.netty.util.concurrent;
import static org.easymock.EasyMock.*;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
public class PromiseAggregatorTest {
@Rule
public ExpectedException expectedException = ExpectedException.none();
@Test
public void testNullAggregatePromise() {
expectedException.expect(NullPointerException.class);
new PromiseAggregator<Void, Future(null);
}
@Test
public void testAddNullFuture() {
@SuppressWarnings("unchecked")
Promise<Void> p = createStrictMock(Promise.class);
PromiseAggregator<Void, Future a =
new PromiseAggregator<Void, Future(p);
expectedException.expect(NullPointerException.class);
a.add((Promise<Void>[]) null);
}
@SuppressWarnings("unchecked")
@Test
public void testSucessfulNoPending() throws Exception {
Promise<Void> p = createStrictMock(Promise.class);
PromiseAggregator<Void, Future a =
new PromiseAggregator<Void, Future(p);
Future<Void> future = createStrictMock(Future.class);
expect(p.setSuccess(null)).andReturn(p);
replay(future, p);
a.add();
a.operationComplete(future);
verify(future, p);
}
@SuppressWarnings("unchecked")
@Test
public void testSuccessfulPending() throws Exception {
Promise<Void> p = createStrictMock(Promise.class);
PromiseAggregator<Void, Future a =
new PromiseAggregator<Void, Future(p);
Promise<Void> p1 = createStrictMock(Promise.class);
Promise<Void> p2 = createStrictMock(Promise.class);
expect(p1.addListener(a)).andReturn(p1);
expect(p2.addListener(a)).andReturn(p2);
expect(p1.isSuccess()).andReturn(true);
expect(p2.isSuccess()).andReturn(true);
expect(p.setSuccess(null)).andReturn(p);
replay(p1, p2, p);
assertThat(a.add(p1, null, p2), is(a));
a.operationComplete(p1);
a.operationComplete(p2);
verify(p1, p2, p);
}
@SuppressWarnings("unchecked")
@Test
public void testFailedFutureFailPending() throws Exception {
Promise<Void> p = createStrictMock(Promise.class);
PromiseAggregator<Void, Future a =
new PromiseAggregator<Void, Future(p);
Promise<Void> p1 = createStrictMock(Promise.class);
Promise<Void> p2 = createStrictMock(Promise.class);
Throwable t = createStrictMock(Throwable.class);
expect(p1.addListener(a)).andReturn(p1);
expect(p2.addListener(a)).andReturn(p2);
expect(p1.isSuccess()).andReturn(false);
expect(p1.cause()).andReturn(t);
expect(p.setFailure(t)).andReturn(p);
expect(p2.setFailure(t)).andReturn(p2);
replay(p1, p2, p);
a.add(p1, p2);
a.operationComplete(p1);
verify(p1, p2, p);
}
@SuppressWarnings("unchecked")
@Test
public void testFailedFutureNoFailPending() throws Exception {
Promise<Void> p = createStrictMock(Promise.class);
PromiseAggregator<Void, Future a =
new PromiseAggregator<Void, Future(p, false);
Promise<Void> p1 = createStrictMock(Promise.class);
Promise<Void> p2 = createStrictMock(Promise.class);
Throwable t = createStrictMock(Throwable.class);
expect(p1.addListener(a)).andReturn(p1);
expect(p2.addListener(a)).andReturn(p2);
expect(p1.isSuccess()).andReturn(false);
expect(p1.cause()).andReturn(t);
expect(p.setFailure(t)).andReturn(p);
replay(p1, p2, p);
a.add(p1, p2);
a.operationComplete(p1);
verify(p1, p2, p);
}
}
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