Fix regression when query keys filter is not applied to the fetch query (#515)

Author: igdianov

schema/src/main/java/com/introproventures/graphql/jpa/query/schema/impl/GraphQLJpaQueryDataFetcher.java

@@ -104,9 +104,7 @@ public PagedResult<Object> get(DataFetchingEnvironment environment) {
                     );
 
                     if (!queryKeys.isEmpty()) {
-                        pagedResult.withSelect(
-                            queryFactory.queryResultList(environment, maxResults, restrictedKeys.get())
-                        );
+                        pagedResult.withSelect(queryFactory.queryResultList(environment, maxResults, queryKeys));
                     } else {
                         pagedResult.withSelect(List.of());
                     }

schema/src/test/java/com/introproventures/graphql/jpa/query/converter/GraphQLJpaConverterTests.java

@@ -1054,4 +1054,33 @@ public void testGraphqlTasksQueryWithEmbeddedVariablesWhereCriteria() throws Int
 
         assertThat(result.toString()).isEqualTo(expected);
     }
+
+    @Test
+    void testGraphqlTasksQueryWithAliases() {
+        // @formatter:off
+        String query ="""
+            query {
+              page1: Tasks(page: {start: 1, limit: 2}) {
+                select {
+                  id
+                  name
+                }
+              }
+              page2: Tasks(page: {start: 3, limit: 2}) {
+                select {
+                  id
+                  name
+                }
+              }
+            }
+            """;
+        // @formatter:on
+
+        Object result = executor.execute(query).getData();
+
+        String expected =
+            "{page1={select=[{id=1, name=task1}, {id=2, name=task2}]}, page2={select=[{id=5, name=task5}, {id=6, name=task6}]}}";
+
+        assertThat(result.toString()).isEqualTo(expected);
+    }
 }