/*
 * 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.tuscany.sca.impl;

import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.zip.ZipInputStream;

import javax.xml.stream.XMLStreamException;

import junit.framework.Assert;

import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
import org.apache.tuscany.sca.monitor.ValidationException;
import org.junit.Test;

public class DependencyUtilsTestCase {

    @Test
    public void loadTest() throws ValidationException, ContributionReadException, FileNotFoundException, IOException, XMLStreamException {
        
        List<String> importDs = DependencyUtils.getDependencies("import", initZips());
        Assert.assertEquals(1, importDs.size());
        Assert.assertEquals("export", importDs.get(0));

        List<String> exportDs = DependencyUtils.getDependencies("export", initZips());
        Assert.assertEquals(0, exportDs.size());

        List<String> unrelatedDs = DependencyUtils.getDependencies("unrelated", initZips());
        Assert.assertEquals(0, unrelatedDs.size());
    }

    private Map<String, ZipInputStream> initZips() throws FileNotFoundException {
        Map<String, ZipInputStream> contributions = new HashMap<String, ZipInputStream>();
        contributions.put("import", new ZipInputStream(new BufferedInputStream(new FileInputStream("src/test/resources/import.jar"))));
        contributions.put("export", new ZipInputStream(new BufferedInputStream(new FileInputStream("src/test/resources/export.jar"))));
        contributions.put("unrelated", new ZipInputStream(new BufferedInputStream(new FileInputStream("src/test/resources/sample-helloworld-nodeployable.jar"))));
        return contributions;
    }
}