Add skeleton page for showing test results for a stock item

lib/widget/stock_item_test_results.dart

@@ -0,0 +1,40 @@
+import 'package:InvenTree/inventree/stock.dart';
+import 'package:InvenTree/api.dart';
+
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:InvenTree/widget/refreshable_state.dart';
+
+class StockItemTestResultsWidget extends StatefulWidget {
+
+  StockItemTestResultsWidget(this.item, {Key key}) : super(key: key);
+
+  final InvenTreeStockItem item;
+
+  @override
+  _StockItemTestResultDisplayState createState() => _StockItemTestResultDisplayState(item);
+}
+
+
+class _StockItemTestResultDisplayState extends RefreshableState<StockItemTestResultsWidget> {
+
+  @override
+  String getAppBarTitle(BuildContext context) { return "Test Results"; }
+
+  @override
+  Future<void> request(BuildContext context) async {
+    await item.getTestTemplates(context);
+    await item.getTestResults(context);
+  }
+
+  final InvenTreeStockItem item;
+
+  _StockItemTestResultDisplayState(this.item);
+
+  @override
+  Widget getBody(BuildContext context) {
+    return ListView(
+
+    );
+  }
+}