@Test
    void require_that_source_chain_spec_id_is_namespaced_in_provider_id() {
        Source source = (Source) getSearchChains().allChains().getComponent("source:1@provider:1");
        assertEquals(ComponentId.fromString("provider:1"), source.getChainSpecification().componentId.getNamespace());
    }
Test of search chains config
<p>TODO: examine the actual values in the configs.</p>

@author Tony Vaagenes
config-model/src/test/java/com/yahoo/vespa/model/container/search/searchchain/SchemaChainsTest.java