Fix FederationTest

Author: sachindshinde

graphql-java-support/src/test/java/com/apollographql/federation/graphqljava/FederationTest.java

@@ -36,13 +36,25 @@ class FederationTest {
     void testEmpty() {
         final GraphQLSchema federated = Federation.transform(emptySDL)
                 .build();
-        Assertions.assertEquals("type Query {\n" +
+        Assertions.assertEquals("directive @extends on OBJECT\n" +
+                "\n" +
+                "directive @external on FIELD_DEFINITION\n" +
+                "\n" +
+                "directive @key(fields: _FieldSet!) on OBJECT | INTERFACE\n" +
+                "\n" +
+                "directive @provides(fields: _FieldSet!) on FIELD_DEFINITION\n" +
+                "\n" +
+                "directive @requires(fields: _FieldSet!) on FIELD_DEFINITION\n" +
+                "\n" +
+                "type Query {\n" +
                 "  _service: _Service\n" +
                 "}\n" +
                 "\n" +
                 "type _Service {\n" +
                 "  sdl: String!\n" +
-                "}\n", SchemaUtils.printWithoutStandardDirectiveDefinitions(federated));
+                "}\n" +
+                "\n" +
+                "scalar _FieldSet\n", SchemaUtils.printWithoutStandardDirectiveDefinitions(federated));
 
         final GraphQLType _Service = federated.getType("_Service");
         assertNotNull(_Service, "_Service type present");

graphql-java-support/src/test/java/com/apollographql/federation/graphqljava/SchemaUtils.java

@@ -22,6 +22,7 @@ private SchemaUtils() {
 
     static String printWithoutStandardDirectiveDefinitions(GraphQLSchema schema) {
         return new FederationSdlPrinter(FederationSdlPrinter.Options.defaultOptions()
+                .includeScalarTypes(true)
                 .includeDirectives(directive -> !standardDirectives.contains(directive.getName()))
         ).print(schema);
     }