@Test
    void testExactStringToStringTypeConversion() {
        Schema schema = new Schema("test", MockApplicationPackage.createEmpty());
        RankProfileRegistry rankProfileRegistry = RankProfileRegistry.createRankProfileRegistryWithBuiltinRankProfiles(schema);
        SDDocumentType document = new SDDocumentType("test");
        schema.addDocument(document);
        SDField a = new SDField(document, "a", DataType.STRING);
        a.parseIndexingScript(schema.getName(), "{ index }");
        document.addField(a);

        new Processing(new TestProperties())
                .process(schema, new BaseDeployLogger(), rankProfileRegistry, new QueryProfiles(),
                         true, false, Set.of());
        DerivedConfiguration derived = new DerivedConfiguration(schema, rankProfileRegistry);
        IndexInfo indexInfo = derived.getIndexInfo();
        assertFalse(indexInfo.hasCommand("default", "compact-to-term"));
    }
Tests that exact-string stuff is not spilled over to the default index
config-model/src/test/java/com/yahoo/schema/derived/TypeConversionTestCase.java