/*******************************************************************************
 * Copyright (c) 2008, 2011 Sonatype Inc. and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Sonatype Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.tycho.core.test;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Map;

import org.apache.maven.execution.DefaultMavenExecutionRequest;
import org.apache.maven.execution.DefaultMavenExecutionResult;
import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenExecutionResult;
import org.apache.maven.execution.MavenSession;
import org.apache.maven.plugin.LegacySupport;
import org.apache.maven.plugin.testing.stubs.StubArtifactRepository;
import org.apache.maven.project.MavenProject;
import org.eclipse.tycho.ArtifactDescriptor;
import org.eclipse.tycho.ArtifactKey;
import org.eclipse.tycho.ArtifactType;
import org.eclipse.tycho.artifacts.DependencyArtifacts;
import org.eclipse.tycho.core.DependencyResolver;
import org.eclipse.tycho.core.osgitools.DefaultReactorProject;
import org.eclipse.tycho.core.osgitools.targetplatform.LocalDependencyResolver;
import org.eclipse.tycho.testing.AbstractTychoMojoTestCase;
import org.sonatype.aether.util.DefaultRepositorySystemSession;

public class LocalDependencyResolverTest extends AbstractTychoMojoTestCase {
    public void testBundleIdParsing() throws Exception {
        DependencyArtifacts platform = getTargetPlatform(new File("src/test/resources/targetplatforms/basic"));

        ArtifactDescriptor artifact = platform.getArtifact(ArtifactType.TYPE_ECLIPSE_PLUGIN, "bundle01", null);
        ArtifactKey key = artifact.getKey();
        assertEquals("bundle01", key.getId());
        assertEquals("0.0.1", key.getVersion());

        File file = artifact.getLocation();
        assertEquals("bundle01_0.0.1", file.getName());
    }

    protected DependencyArtifacts getTargetPlatform(File location) throws Exception, IOException {
        LocalDependencyResolver resolver = (LocalDependencyResolver) lookup(DependencyResolver.class,
                LocalDependencyResolver.ROLE_HINT);

        MavenExecutionRequest request = new DefaultMavenExecutionRequest();
        request.setLocalRepository(new StubArtifactRepository(location.getAbsolutePath()));
        MavenExecutionResult result = new DefaultMavenExecutionResult();
        DefaultRepositorySystemSession repositorySession = new DefaultRepositorySystemSession();
        MavenSession session = new MavenSession(getContainer(), repositorySession, request, result);
        session.setProjects(new ArrayList<MavenProject>());
        lookup(LegacySupport.class).setSession(session);

        MavenProject project = new MavenProject();
        resolver.setLocation(location);

        DependencyArtifacts platform = resolver.resolveDependencies(session, project, null,
                DefaultReactorProject.adapt(session), null);
        return platform;
    }

    public void testPlatformRelativePath() throws Exception {
        File platformPath = new File("src/test/resources/targetplatforms/basic");
        DependencyArtifacts platform = getTargetPlatform(platformPath);

        // absolute path to a bundle
        File bundlePath = new File(platformPath, "plugins/org.eclipse.equinox.launcher_1.0.101.R34x_v20081125.jar")
                .getAbsoluteFile();

        Map<String, ArtifactDescriptor> artifact = platform.getArtifact(bundlePath);

        assertNotNull(artifact);
    }

    public void testBundleRelativePath() throws Exception {
        File platformPath = new File("src/test/resources/targetplatforms/basic").getAbsoluteFile();
        DependencyArtifacts platform = getTargetPlatform(platformPath);

        File bundlePath = new File(
                "src/test/resources/targetplatforms/basic/plugins/org.eclipse.equinox.launcher_1.0.101.R34x_v20081125.jar");

        Map<String, ArtifactDescriptor> artifact = platform.getArtifact(bundlePath);

        assertNotNull(artifact);
    }
}
