Add new evaluate test for rpart as template for all models

integration_test/weather_evaluate_rpart.dart

@@ -0,0 +1,71 @@
+/// WEATHER dataset MODEL tab TREE feature RPART option EVALUATE tab.
+//
+// Time-stamp: <Saturday 2025-02-01 16:12:14 +1100 Graham Williams>
+//
+/// Copyright (C) 2025, Togaware Pty Ltd
+///
+/// Licensed under the GNU General Public License, Version 3 (the "License");
+///
+/// License: https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// This program is free software: you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free Software
+// Foundation, either version 3 of the License, or (at your option) any later
+// version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program.  If not, see <https://www.gnu.org/licenses/>.
+///
+/// Authors: Graham Williams
+
+library;
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+
+import 'package:rattle/features/tree/panel.dart';
+import 'package:rattle/main.dart' as app;
+
+import 'utils/delays.dart';
+//import 'utils/goto_next_page.dart';
+import 'utils/navigate_to_feature.dart';
+import 'utils/navigate_to_tab.dart';
+import 'utils/load_demo_dataset.dart';
+import 'utils/tap_button.dart';
+import 'utils/verify_page.dart';
+import 'utils/verify_selectable_text.dart';
+
+void main() {
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  group('WEATHER MODEL TREE RPART EVALUATE:', () {
+    testWidgets('build, evaluate, verify.', (WidgetTester tester) async {
+      app.main();
+      await tester.pumpAndSettle();
+      await tester.pump(interact);
+      await loadDemoDataset(tester, 'Weather');
+      await navigateToTab(tester, 'Model');
+      await navigateToFeature(tester, 'Tree', TreePanel);
+      await tapButton(tester, 'Build Decision Tree');
+      await navigateToTab(tester, 'Evaluate');
+      await tapButton(tester, 'Evaluate');
+      //await gotoNextPage(tester);
+      await verifyPage('Error Matrix');
+      await verifySelectableText(
+        tester,
+        [
+          'No  41   2   4.7',
+          'Yes  7   4  63.6',
+          'No  75.9 3.7   4.7',
+          'Yes 13.0 7.4  63.6',
+          'Overall Error = 16.67%; Average Error = 34.14%.',
+        ],
+      );
+    });
+  });
+}