TestFileAggregatedNotifier.java

/**
 * Copyright 2012-2013 Maciej Jaworski, Mariusz Kapcia, Paweł Kędzia, Mateusz Kubuszok
 *
 * <p>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</p> 
 * 
 * <p>http://www.apache.org/licenses/LICENSE-2.0</p>
 *
 * <p>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.</p>
 */
package com.autoupdater.client.download.aggregated.notifiers;

import static com.autoupdater.client.download.EDownloadStatus.PROCESSED;
import static java.io.File.separator;
import static org.fest.assertions.api.Assertions.assertThat;

import java.net.MalformedURLException;
import java.net.URL;

import org.junit.Test;

import com.autoupdater.client.Paths;
import com.autoupdater.client.download.DownloadServiceMessage;
import com.autoupdater.client.download.aggregated.services.FileAggregatedDownloadService;
import com.autoupdater.client.download.runnables.HttpURLConnectionMock;
import com.autoupdater.client.download.services.FileDownloadService;
import com.autoupdater.client.utils.services.IObserver;
import com.autoupdater.client.utils.services.ObservableService;

public class TestFileAggregatedNotifier {
    private String recievedMessage;

    @Test
    public void testNotifier() throws MalformedURLException {
        // given
        FileAggregatedDownloadService aggregatedService = new FileAggregatedDownloadService();

        String content = "some content";
        aggregatedService.addService(new FileDownloadService(new HttpURLConnectionMock(new URL(
                "http://127.0.0.1"), content), Paths.Library.testDir + separator
                + "TestFileAggreagatedDownload1.txt"));

        content = "some other";
        aggregatedService.addService(new FileDownloadService(new HttpURLConnectionMock(new URL(
                "http://127.0.0.1"), content), Paths.Library.testDir + separator
                + "TestFileAggreagatedDownload2.txt"));

        FileAggregatedNotifier listener = aggregatedService.getNotifier();
        listener.addObserver(new ListenerObserver());

        // when
        aggregatedService.start();
        aggregatedService.joinThread();

        // then
        assertThat(recievedMessage)
                .as("FileDownloadAggregatedNotifier should inform about finishing of all downloads")
                .isNotNull().isEqualTo(PROCESSED.getMessage());
    }

    private class ListenerObserver implements IObserver<DownloadServiceMessage> {
        @Override
        public void update(ObservableService<DownloadServiceMessage> observable,
                DownloadServiceMessage message) {
            recievedMessage = message.getMessage();
        }
    }
}