SubGraphSelectionTCK.java

/**
 * Copyright (C) 2012 Red Hat, Inc. (jdcasey@commonjava.org)
 *
 * 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.
 */
package org.commonjava.cartographer.tck.graph.selection;

import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertThat;

import java.net.URI;
import java.util.Set;

import org.commonjava.cartographer.graph.RelationshipGraph;
import org.commonjava.cartographer.graph.ViewParams;
import org.commonjava.maven.atlas.graph.rel.SimpleDependencyRelationship;
import org.commonjava.maven.atlas.ident.ref.SimpleArtifactRef;
import org.commonjava.maven.atlas.ident.ref.ProjectVersionRef;
import org.commonjava.maven.atlas.ident.ref.SimpleProjectVersionRef;
import org.commonjava.cartographer.tck.graph.AbstractSPI_TCK;
import org.junit.Test;

public class SubGraphSelectionTCK
    extends AbstractSPI_TCK
{

    @Test
    public void run()
        throws Exception
    {
        final ProjectVersionRef project = new SimpleProjectVersionRef( "org.my", "project", "1.0" );
        final ProjectVersionRef varDep = new SimpleProjectVersionRef( "org.other", "dep", "1.0-SNAPSHOT" );
        final ProjectVersionRef varD2 = new SimpleProjectVersionRef( "org.other", "dep2", "1.0-SNAPSHOT" );
        final ProjectVersionRef selected = new SimpleProjectVersionRef( varDep, "1.0-20130314.161200-1" );
        final ProjectVersionRef sel2 = new SimpleProjectVersionRef( varD2, "1.0-20130314.161200-1" );

        assertThat( varDep.isVariableVersion(), equalTo( true ) );

        final URI source = sourceURI();
        final RelationshipGraph graph = simpleGraph( project );

        /* @formatter:off */
        graph.storeRelationships( new SimpleDependencyRelationship( source, project, new SimpleArtifactRef( varDep, null, null ), null, 0, false, false, false ),
                                  new SimpleDependencyRelationship( source, varDep,  new SimpleArtifactRef( varD2,  null, null ), null, 0, false, false, false ) );
        /* @formatter:on */

        Set<ProjectVersionRef> variables = graph.getVariableSubgraphs();
        System.out.println( "Before selection here are the variable nodes: " + variables );
        assertThat( variables.contains( varDep ), equalTo( true ) );

        final RelationshipGraph graph2 =
            graphFactory().open(
                    new ViewParams.Builder( graph.getParams() ).withSelection( varDep.asProjectRef(), selected )
                                                               .withSelection( varD2.asProjectRef(), sel2 )
                                                               .build(), false );

        //        final ProjectVersionRef selDep = view.selectVersion( varDep.asProjectRef(), selected );
        //        assertThat( selDep.asProjectRef(), equalTo( varDep.asProjectRef() ) );

        variables = graph2.getVariableSubgraphs();
        System.out.println( "After selection here are the variable nodes: " + variables );
        assertThat( variables.isEmpty(), equalTo( true ) );

        final Set<ProjectVersionRef> incomplete = graph2.getIncompleteSubgraphs();
        System.out.println( "Checking missing subgraphs for: " + selected );
        assertThat( incomplete.contains( selected ), equalTo( true ) );
    }
}