@Test
public void getAllDbArtifacts(){

    final DbModule module = new DbModule();
    module.addArtifact(new DbArtifact());
    final DbModule submodule1 = new DbModule();
    submodule1.addArtifact(new DbArtifact());
    final DbModule submodule2 = new DbModule();
    submodule2.addArtifact(new DbArtifact());
    submodule1.addSubmodule(submodule2);
    module.addSubmodule(submodule1);
    final List<String> gavcs = DataUtils.getAllArtifacts(module);
    assertEquals(3, gavcs.size());
}