Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 3

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.installer.lib.impl.execution;

import java.util.ArrayList;

import java.util.LinkedHashMap;

import java.util.List;

import java.util.Map;

import junit.framework.TestCase;

import org.gvsig.installer.lib.api.PackageInfo;

import org.gvsig.installer.lib.api.Version;

import org.gvsig.installer.lib.impl.DefaultDependenciesCalculator;

import org.gvsig.installer.lib.impl.DefaultPackageInfo;

import org.gvsig.installer.lib.impl.DefaultVersion;

public class DependencyCalculatorTest extends TestCase {

        private MyInstallPackageService getInstallService() {

                MyInstallPackageService serv = new MyInstallPackageService();

                serv.addPackage("p1", "1.0.0", null);

                serv.addPackage("p1", "2.0.0", null);

                serv.addPackage("p1", "3.0.0", null);

                serv.addPackage("p2", "3.0.0", null);

                serv.addPackage("p2", "5.0.0", null);

                serv.addPackage("p2", "9.0.0", null);

                serv.addPackage("p3", "1.0.0", null);

                serv.addPackage("p4", "1.0.0", null);

                serv.addPackage("p5", "1.0.0", "required: p2 -ge 5.0.0");

                serv.addPackage("p6", "1.0.0", "required: p1 >= 1.0.0");

                serv.addPackage("p7", "1.0.0", "required: p1 -ge 2.0.0");

                serv.addPackage("p8", "1.0.0", "required: p2 >= 1, required: p6 -ge 1");

                serv.addPackage("p9", "1.0.0",

                                "required: p8 >= 1.0.0, required: p7 >= 1.0.0");

                return serv;

        }

        public void testCalculate() {

                MyInstallPackageService installService = this.getInstallService();

                DefaultDependenciesCalculator calculator = new DefaultDependenciesCalculator(

                                installService);

                calculator.addInstalledPackage(installService.getPackageInfo("p1",

                                "1.0.0"));

                calculator.addInstalledPackage(installService.getPackageInfo("p2",

                                "3.0.0"));

                calculator.addInstalledPackage(installService.getPackageInfo("p5",

                                "1.0.0"));

                calculator.addPackageToInstall(installService.getPackageInfo("p7",

                                "1.0.0"));

                calculator.addPackageToInstall(installService.getPackageInfo("p9",

                                "1.0.0"));

                calculator.calculate();

                List<PackageInfo> requireds = calculator.getRequiredPackages();

                /*

                 * required packages plugin p1 3.0.0-0 devel all all j1_5 null plugin p2

                 * 9.0.0-0 devel all all j1_5 null plugin p6 1.0.0-0 devel all all j1_5

                 * required: p1 >= 1.0.0-0 plugin p8 1.0.0-0 devel all all j1_5

                 * required: p2 >= 1.0.0-0, required: p6 -ge 1.0.0-0

                 */

                PackageInfo pkg;

                assertEquals(4, requireds.size());

                pkg = requireds.get(0);

                assertEquals("p1", pkg.getCode());

                assertEquals("3.0.0-0", pkg.getVersion().toString());

                pkg = requireds.get(1);

                assertEquals("p2", pkg.getCode());

                assertEquals("9.0.0-0", pkg.getVersion().toString());

                pkg = requireds.get(2);

                assertEquals("p6", pkg.getCode());

                assertEquals("1.0.0-0", pkg.getVersion().toString());

                pkg = requireds.get(3);

                assertEquals("p8", pkg.getCode());

                assertEquals("1.0.0-0", pkg.getVersion().toString());

        }

        private class MyInstallPackageService extends InstallPackageServiceDumb {

                Map<String, PackageInfo> packages = new LinkedHashMap<String, PackageInfo>();

                List<PackageInfo> pacakgesList = null;

                MyInstallPackageService() {

                }

                public void addPackage(String code, String version, String dependencies) {

                        DefaultPackageInfo pkg = new DefaultPackageInfo();

                        pkg.setCode(code);

                        pkg.setType("plugin");

                        pkg.setVersion(new DefaultVersion().parse(version));

                        pkg.setDependencies(dependencies);

                        pkg.setName(code + " (name)");

                        pkg.setDescription(code + " (description)");

                        packages.put(pkg.getCode() + "-" + pkg.getVersion().fullFormat(),

                                        pkg);

                }

                public PackageInfo getPackageInfo(String code, String version) {

                        Version ver = new DefaultVersion().parse(version);

                        return packages.get(code + "-" + ver.fullFormat());

                }

                @Override

                public int getPackageCount() {

                        if (pacakgesList == null) {

                                pacakgesList = new ArrayList<PackageInfo>();

                                pacakgesList.addAll(packages.values());

                        }

                        return pacakgesList.size();

                }

                @Override

                public PackageInfo getPackageInfo(int index) {

                        if (pacakgesList == null) {

                                pacakgesList = new ArrayList<PackageInfo>();

                                pacakgesList.addAll(packages.values());

                        }

                        return pacakgesList.get(index);

                }

        }

}