@Test
public void testWithoutManifest() throws IOException {

    Path jarWithoutManifest = jarCreator.createJarWithoutManifest();
    List<Artifact> artifacts = makeArtifacts(jarWithoutManifest);
    resolver.process(artifacts);
    Assertions.assertThat(artifacts.get(0).getCoordinateForType(Coordinate.Types.P2).isPresent())
            .isFalse();
}