/*
* #%L
* Wisdom-Framework
* %%
* Copyright (C) 2013 - 2014 Wisdom Framework
* %%
* 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.
* #L%
*/
package org.wisdom.framework.vertx;
import com.google.common.collect.ImmutableList;
import io.vertx.core.Context;
import io.vertx.core.Vertx;
import org.junit.Test;
import org.wisdom.api.concurrent.ManagedExecutorService;
import org.wisdom.executors.ManagedExecutorServiceImpl;
import org.wisdom.executors.context.HttpExecutionContextService;
import org.wisdom.executors.context.TCCLExecutionContextService;
import org.wisdom.test.parents.FakeConfiguration;
import java.io.*;
import java.net.URL;
import java.util.Collections;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.fail;
public class AsyncInputStreamTest {
CountDownLatch latch;
Vertx vertx = Vertx.vertx();
ManagedExecutorService executor = new ManagedExecutorServiceImpl("test",
new FakeConfiguration(Collections.<String, Object>emptyMap()),
ImmutableList.of(new HttpExecutionContextService(), new TCCLExecutionContextService()));
@Test
public void testReadSmallFile() throws FileNotFoundException, InterruptedException {
latch = new CountDownLatch(1);
final ByteArrayOutputStream bos = new ByteArrayOutputStream();
File file = new File("src/test/resources/a_file.txt");
FileInputStream fis = new FileInputStream(file);
Context context = vertx.getOrCreateContext();
final AsyncInputStream async = new AsyncInputStream(vertx, executor, fis)
.endHandler(event -> {
assertThat(bos.toString()).startsWith("This is a file.");
latch.countDown();
}).setContext(context);
context.runOnContext(event -> async.handler(event1 -> {
try {
bos.write(event1.getBytes());
} catch (IOException e) {
e.printStackTrace();
}
}));
latch.await(30, TimeUnit.SECONDS);
}
@Test
public void testReadSmallFileFromUrl() throws IOException, InterruptedException {
latch = new CountDownLatch(1);
final ByteArrayOutputStream bos = new ByteArrayOutputStream();
File file = new File("src/test/resources/a_file.txt");
URL url = file.toURI().toURL();
Context context = vertx.getOrCreateContext();
final AsyncInputStream async = new AsyncInputStream(vertx, executor,
url.openStream())
.endHandler(event -> {
assertThat(bos.toString()).startsWith("This is a file.");
latch.countDown();
}).setContext(context);
context.runOnContext(event -> async.handler(buffer -> {
try {
bos.write(buffer.getBytes());
} catch (IOException e) {
e.printStackTrace();
}
}));
latch.await(30, TimeUnit.SECONDS);
}
@Test
public void testReadMediumFileFromUrl() throws IOException, InterruptedException {
latch = new CountDownLatch(1);
final ByteArrayOutputStream bos = new ByteArrayOutputStream();
File file = new File("src/test/resources/On_The_Road_Again.jpg");
URL url = file.toURI().toURL();
final AsyncInputStream async =
new AsyncInputStream(vertx, executor, url.openStream());
async.endHandler(event -> {
assertThat(async.transferredBytes()).isEqualTo(12073403L);
try {
assertThat(async.isClosed()).isTrue();
} catch (Exception e) {
fail(e.getMessage());
}
latch.countDown();
});
vertx.runOnContext(event -> async.handler(event1 -> {
try {
bos.write(event1.getBytes());
} catch (IOException e) {
e.printStackTrace();
}
}));
latch.await(30, TimeUnit.SECONDS);
}
}