Kev/499_transform_rescale_test

integration_test/utils/verify_rescale_tap_chip.dart

@@ -0,0 +1,65 @@
+/// Verify the Rescale feature on the DEMO dataset.
+//
+// Time-stamp: <Friday 2025-01-24 10:34:29 +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: Kevin Wang
+
+library;
+
+import 'package:flutter_test/flutter_test.dart';
+import 'delays.dart';
+import 'goto_next_page.dart';
+import 'scroll_until_find_key.dart';
+import 'tap_button.dart';
+import 'tap_chip.dart';
+import 'verify_page.dart';
+import 'verify_selectable_text.dart';
+
+/// Verify the rescaling of a variable by tapping a chip and checking the results.
+///
+/// This function performs the following steps:
+/// 1. Taps the specified rescale chip (e.g. "Scale [0-1]", "Natural Log")
+/// 2. Clicks the "Rescale Variable Values" button
+/// 3. Verifies the resulting dataset summary page shows the expected variable name
+/// 4. Verifies the statistical summary matches the expected values
+
+Future<void> verify_rescale_tap_chip(
+  WidgetTester tester,
+  String chipText,
+  String variableName,
+  List<String> expectedStats,
+) async {
+  // Tap the rescale chip with the specified text.
+
+  await tapChip(tester, chipText);
+
+  await tapButton(tester, 'Rescale Variable Values');
+  await tester.pump(delay);
+  await gotoNextPage(tester);
+
+  await verifyPage('Dataset Summary', variableName);
+
+  // Scroll to find and verify the statistical summary.
+
+  await scrollUntilFindKey(tester, 'text_page');
+  await verifySelectableText(tester, expectedStats);
+}

integration_test/weather_transform_rescale.dart

@@ -0,0 +1,195 @@
+/// WEATHER dataset TRANSFORM tab RESCALE feature.
+//
+// Time-stamp: <Tuesday 2025-02-04 10:34:15 +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:  Kevin Wang
+
+library;
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+
+import 'package:rattle/features/rescale/panel.dart';
+import 'package:rattle/main.dart' as app;
+
+import 'utils/check_variable_not_missing.dart';
+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/verify_rescale_tap_chip.dart';
+import 'utils/scroll_down.dart';
+import 'utils/tap_button.dart';
+import 'utils/unify_on.dart';
+import 'utils/verify_imputed_variable.dart';
+import 'utils/verify_selectable_text.dart';
+import 'utils/scroll_until_find_key.dart';
+import 'utils/verify_page.dart';
+
+void main() {
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  group('WEATHER TRANSFORM RESCALE:', () {
+    testWidgets('min_temp.', (WidgetTester tester) async {
+      app.main();
+      await tester.pumpAndSettle();
+      await tester.pump(interact);
+      await unifyOn(tester);
+      await loadDemoDataset(tester);
+      await tester.pump(delay);
+
+      // 1. Default chip "Recenter". Do not use rescale_tap_chip_verify because
+      // it is a special case.
+
+      await navigateToTab(tester, 'Transform');
+      await navigateToFeature(tester, 'Rescale', RescalePanel);
+      await tapButton(tester, 'Rescale Variable Values');
+      await tester.pump(delay);
+      await gotoNextPage(tester);
+      await verifyPage(
+        'Dataset Summary',
+        'RRC_min_temp',
+      );
+      await scrollUntilFindKey(tester, 'text_page');
+
+      // Verify specific statistical values for the imputed 'RRC_min_temp' variable.
+
+      await verifySelectableText(
+        tester,
+        [
+          'Min.   :-1.946941', // Minimum value of 'RRC_min_temp'.
+          '1st Qu.:-0.841097', // First quartile value of 'RRC_min_temp'.
+          'Median : 0.007221', // Median value of 'RRC_min_temp'.
+          'Mean   : 0.000000', // Mean value of 'RRC_min_temp'.
+          '3rd Qu.: 0.825243', // Third quartile value of 'RRC_min_temp'.
+          'Max.   : 2.143167', // Maximum value of 'RRC_min_temp'.
+        ],
+      );
+
+      await navigateToTab(tester, 'Dataset');
+      await scrollDown(tester);
+      await verifyImputedVariable(tester, 'RRC_min_temp');
+      await checkVariableNotMissing(tester, 'RRC_min_temp');
+
+      // 2. Select and test chip "Scale [0, 1]"
+
+      await navigateToTab(tester, 'Transform');
+      await navigateToFeature(tester, 'Rescale', RescalePanel);
+      await verify_rescale_tap_chip(
+        tester,
+        'Scale [0-1]',
+        'R01_min_temp',
+        [
+          'Min.   :0.0000', // Minimum value of 'R01_min_temp'.
+          '1st Qu.:0.2704', // First quartile value of 'R01_min_temp'.
+          'Median :0.4778', // Median value of 'R01_min_temp'.
+          'Mean   :0.4760', // Mean value of 'R01_min_temp'.
+          '3rd Qu.:0.6778', // Third quartile value of 'R01_min_temp'.
+          'Max.   :1.0000', // Maximum value of 'R01_min_temp'.
+        ],
+      );
+
+      // 3. Select and test chip "-Median/MAD"
+
+      await verify_rescale_tap_chip(
+        tester,
+        '-Median/MAD',
+        'RMD_min_temp',
+        [
+          'Min.   :-1.553738', // Minimum value of 'RMD_min_temp'.
+          '1st Qu.:-0.674491', // First quartile value of 'RMD_min_temp'.
+          'Median : 0.000000', // Median value of 'RMD_min_temp'.
+          'Mean   :-0.005742', // Mean value of 'RMD_min_temp'.
+          '3rd Qu.: 0.650402', // Third quartile value of 'RMD_min_temp'.
+          'Max.   : 1.698271', // Maximum value of 'RMD_min_temp'.
+        ],
+      );
+
+      // 4. Select and test chip "Natural Log"
+
+      await verify_rescale_tap_chip(
+        tester,
+        'Natural Log',
+        'RLG_min_temp',
+        [
+          'Min.   :-2.303', // Minimum value of 'RLG_min_temp'.
+          '1st Qu.: 1.493', // First quartile value of 'RLG_min_temp'.
+          'Median : 2.186', // Median value of 'RLG_min_temp'.
+          'Mean   : 1.857', // Mean value of 'RLG_min_temp'.
+          '3rd Qu.: 2.588', // Third quartile value of 'RLG_min_temp'.
+          'Max.   : 3.035', // Maximum value of 'RLG_min_temp'.
+          'NA\'s   :71', // Number of missing values in 'RLG_min_temp'.
+        ],
+      );
+
+      // 5. Select and test chip "Log 10"
+
+      await verify_rescale_tap_chip(
+        tester,
+        'Log 10',
+        'R10_min_temp',
+        [
+          'Min.   :-1.0000', // Minimum value of 'R10_min_temp'.
+          '1st Qu.: 0.6483', // First quartile value of 'R10_min_temp'.
+          'Median : 0.9494', // Median value of 'R10_min_temp'.
+          'Mean   : 0.8064', // Mean value of 'R10_min_temp'.
+          '3rd Qu.: 1.1239', // Third quartile value of 'R10_min_temp'.
+          'Max.   : 1.3181', // Maximum value of 'R10_min_temp'.
+          'NA\'s   :71', // Number of missing values in 'R10_min_temp'.
+        ],
+      );
+
+      // 6. Select and test chip "Rank"
+
+      await verify_rescale_tap_chip(
+        tester,
+        'Rank',
+        'RRK_min_temp',
+        [
+          'Min.   :  1.0', // Minimum value of 'RRK_min_temp'.
+          '1st Qu.: 92.5', // First quartile value of 'RRK_min_temp'.
+          'Median :183.0', // Median value of 'RRK_min_temp'.
+          'Mean   :183.0', // Mean value of 'RRK_min_temp'.
+          '3rd Qu.:273.0', // Third quartile value of 'RRK_min_temp'.
+          'Max.   :365.0', // Maximum value of 'RRK_min_temp'.
+        ],
+      );
+
+      // 6. Select and test chip "Interval"
+
+      await verify_rescale_tap_chip(
+        tester,
+        'Interval',
+        'RIN_min_temp_100',
+        [
+          'Min.   : 0.00', // Minimum value of 'RIN_min_temp_100'.
+          '1st Qu.:27.00', // First quartile value of 'RIN_min_temp_100'.
+          'Median :47.00', // Median value of 'RIN_min_temp_100'.
+          'Mean   :47.15', // Mean value of 'RIN_min_temp_100'.
+          '3rd Qu.:67.00', // Third quartile value of 'RIN_min_temp_100'.
+          'Max.   :99.00', // Maximum value of 'RIN_min_temp_100'.
+        ],
+      );
+    });
+  });
+}