Add skeleton page for showing test results for a stock item

lib/inventree/stock.dart

@@ -1,5 +1,6 @@
 import 'dart:convert';
 
+import 'package:InvenTree/inventree/part.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:http/http.dart' as http;
 import 'model.dart';
@@ -67,6 +68,29 @@ class InvenTreeStockItem extends InvenTreeModel {
     // TODO
   }
 
+  List<InvenTreePartTestTemplate> testTemplates = List<InvenTreePartTestTemplate>();
+
+  int get testTemplateCount => testTemplates.length;
+
+  // Get all the test templates associated with this StockItem
+  Future<void> getTestTemplates(BuildContext context, {bool showDialog=false}) async {
+    InvenTreePartTestTemplate().list(
+      context,
+      filters: {
+        "part": "${partId}",
+      },
+      dialog: showDialog,
+    ).then((var templates) {
+      testTemplates.clear();
+
+      for (var t in templates) {
+        if (t is InvenTreePartTestTemplate) {
+          testTemplates.add(t);
+        }
+      }
+    });
+  }
+
   List<InvenTreeStockItemTestResult> testResults = List<InvenTreeStockItemTestResult>();
 
   int get testResultCount => testResults.length;

lib/widget/stock_detail.dart

@@ -7,6 +7,7 @@ import 'package:InvenTree/widget/fields.dart';
 import 'package:InvenTree/widget/location_display.dart';
 import 'package:InvenTree/widget/part_detail.dart';
 import 'package:InvenTree/widget/refreshable_state.dart';
+import 'package:InvenTree/widget/stock_item_test_results.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
@@ -429,7 +430,9 @@ class _StockItemDisplayState extends RefreshableState<StockDetailWidget> {
           title: Text("Test Results"),
           leading: FaIcon(FontAwesomeIcons.tasks),
           trailing: Text("${item.testResultCount}"),
-          onTap: null,
+          onTap: () {
+            Navigator.push(context, MaterialPageRoute(builder: (context) => StockItemTestResultsWidget(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(
+
+    );
+  }
+}