ArtifactResolutionResult res = collect( a );
assertEquals( "Check artifact list",
createSet( new Object[] { a.artifact, b.artifact, c.artifact, d.artifact } ), res.getArtifacts() );
ArtifactFilter filter = new ExclusionSetFilter( new String[] { "b" } );
res = collect( a, filter );
assertEquals( "Check artifact list", createSet( new Object[] { a.artifact, c.artifact } ), res.getArtifacts() );
}