function it_builds_pending_versions_for_a_given_entity(ProductInterface $product, $builder, $versionRepository)
 {
     $product->getId()->willReturn(1);
     $pending1 = new Version('Product', 1, 'julia');
     $pending1->setChangeset(['foo' => 'bar']);
     $pending2 = new Version('Product', 1, 'julia');
     $pending2->setChangeset(['foo' => 'fubar']);
     $versionRepository->findBy(Argument::cetera())->willReturn([$pending1, $pending2]);
     $builder->buildPendingVersion($pending1, null)->willReturn($pending1)->shouldBeCalled();
     $builder->buildPendingVersion($pending2, $pending1)->willReturn($pending2)->shouldBeCalled();
     $versions = $this->buildPendingVersions($product);
     $versions->shouldHaveCount(2);
 }