configuration.save();
// Save the configuration and start the engine ...
engine = configuration.build();
engine.start();
ConfigurationDefinition configDefn = configuration.getConfigurationDefinition();
assertThat(configDefn.getWorkspace(), is("workspaceXYZ"));
assertThat(configDefn.getPath(), is(path("/")));
// Get a graph to the configuration source ...
RepositorySource configReposSource = engine.getRepositoryService().getRepositoryLibrary().getSource("config2");
assertThat(configReposSource, is(notNullValue()));
assertThat(configReposSource, is(instanceOf(InMemoryRepositorySource.class)));