add some new features
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:get/get.dart';
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import 'package:ertl_filament_verwaltung/controller/home_controller.dart';
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import 'package:ertl_filament_verwaltung/helper/bauteil_preis_berechnung.dart';
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import 'package:ertl_filament_verwaltung/helper/storage_keys.dart';
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import 'package:ertl_filament_verwaltung/models/bauteil_model.dart';
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import 'package:ertl_filament_verwaltung/models/backup_model.dart';
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import 'package:ertl_filament_verwaltung/models/kauf_filament_model.dart';
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import 'package:ertl_filament_verwaltung/pages/home_view.dart';
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import 'package:ertl_filament_verwaltung/services/get_storage_services.dart';
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import 'package:ertl_filament_verwaltung/theme/app_theme.dart';
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import 'helpers/memory_storage_service.dart';
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void main() {
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late MemoryStorageService storage;
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late HomeController controller;
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setUp(() {
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Get.testMode = true;
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storage = MemoryStorageService();
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Get.put<GetStorageService>(storage);
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controller = Get.put(HomeController());
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});
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tearDown(() => Get.reset());
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Future<void> show(WidgetTester tester) async {
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tester.view.physicalSize = const Size(320, 900);
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tester.view.devicePixelRatio = 1;
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addTearDown(tester.view.resetPhysicalSize);
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addTearDown(tester.view.resetDevicePixelRatio);
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await tester.pumpWidget(
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GetMaterialApp(theme: AppTheme.light, home: const HomeView()),
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);
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await tester.pumpAndSettle();
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}
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void fill() {
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controller.haendlerController.text = 'Shop';
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controller.markeController.text = 'Marke';
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controller.farbeController.text = 'Blau';
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controller.preisController.text = '20';
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controller.gewichtController.text = '1000';
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}
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Future<void> edit(WidgetTester tester, KaufFilamentModel filament) async {
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final pending = controller.editFilament(filament);
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await tester.pumpAndSettle();
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await pending;
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}
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testWidgets(
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'Gross weight saves, reloads, edits, duplicates and can be cleared independently',
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(tester) async {
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await show(tester);
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fill();
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final field = find.byWidgetPredicate(
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(widget) =>
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widget is TextFormField &&
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widget.controller == controller.bruttoGewichtController,
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);
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await tester.ensureVisible(field);
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await tester.enterText(field, '1250,5');
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await controller.saveFilament();
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await tester.pumpAndSettle();
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var saved = controller.filamente.single;
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expect(saved.gewichtGramm, 1000);
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expect(saved.bruttoGewichtGramm, 1250.5);
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expect(controller.bruttoGewichtController.text, isEmpty);
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controller.loadFilamente();
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expect(controller.filamente.single.bruttoGewichtGramm, 1250.5);
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await edit(tester, saved);
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expect(controller.bruttoGewichtController.text, '1250,5');
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controller.bruttoGewichtController.text = '1300';
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await controller.saveFilament();
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await tester.pumpAndSettle();
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saved = controller.filamente.single;
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await controller.duplicateFilament(saved);
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expect(controller.filamente, hasLength(2));
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expect(
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controller.filamente.map((item) => item.filamentId).toSet(),
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hasLength(2),
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);
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expect(
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controller.filamente.every((item) => item.bruttoGewichtGramm == 1300),
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isTrue,
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);
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await edit(tester, saved);
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controller.bruttoGewichtController.clear();
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await controller.saveFilament();
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await tester.pumpAndSettle();
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final changed = controller.filamente.firstWhere(
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(item) => item.filamentId == saved.filamentId,
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);
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expect(changed.bruttoGewichtGramm, isNull);
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expect(changed.gewichtGramm, 1000);
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expect(
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controller.filamente
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.firstWhere((item) => item.filamentId != saved.filamentId)
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.bruttoGewichtGramm,
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1300,
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);
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expect(tester.takeException(), isNull);
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},
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);
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testWidgets(
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'Gross weight must be finite, positive and at least net weight; leaving it empty is allowed',
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(tester) async {
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await show(tester);
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fill();
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for (final invalid in ['999', '0', '-1', 'NaN', 'Infinity', 'abc']) {
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controller.bruttoGewichtController.text = invalid;
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await controller.saveFilament();
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await tester.pumpAndSettle();
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expect(controller.filamente, isEmpty);
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expect(storage.getModelList(StorageKeys.filamente), isEmpty);
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}
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controller.bruttoGewichtController.clear();
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await controller.saveFilament();
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await tester.pumpAndSettle();
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expect(controller.filamente.single.bruttoGewichtGramm, isNull);
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expect(tester.takeException(), isNull);
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},
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);
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test('Gross weight is backed up while old backups without gross weight still load', () {
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final rolle = KaufFilamentModel(
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filamentId: 'a',
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kaufdatum: DateTime(2026),
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haendler: 'Shop',
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marke: 'Marke',
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material: 'PLA',
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preis: 20,
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farbe: 'Blau',
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gewicht: '1kg',
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bruttoGewichtGramm: 1250,
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);
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final data = {
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for (final key in BackupModel.keys) key: <Map<String, dynamic>>[],
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};
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data[StorageKeys.filamente] = [rolle.toJson()];
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final restored = BackupModel.decode(BackupModel(data).encode());
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final model = KaufFilamentModel.fromJson(
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restored.data[StorageKeys.filamente]!.single,
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);
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expect(model.bruttoGewichtGramm, 1250);
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expect(model.gewichtGramm, 1000);
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data[StorageKeys.filamente]!.single.remove('bruttoGewichtGramm');
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expect(
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KaufFilamentModel.fromJson(
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BackupModel.decode(BackupModel(data).encode())
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.data[StorageKeys.filamente]!
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.single,
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).bruttoGewichtGramm,
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isNull,
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);
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for (final invalid in [999, 0, -1, 'invalid']) {
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data[StorageKeys.filamente]!.single['bruttoGewichtGramm'] = invalid;
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expect(
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() => BackupModel.decode(BackupModel(data).encode()),
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throwsFormatException,
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);
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}
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});
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test(
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'Stock and all price calculations use only original net material weight',
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() {
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final rolle = KaufFilamentModel(
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filamentId: 'a',
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kaufdatum: DateTime(2026),
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haendler: 'Shop',
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marke: 'Marke',
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material: 'PLA',
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preis: 20,
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farbe: 'Blau',
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gewicht: '1000',
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bruttoGewichtGramm: 1500,
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);
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controller.verbrauch['a'] = 200;
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expect(controller.restgewicht(rolle), 800);
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expect(
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controller.restgewicht(rolle.copyWith(bruttoGewichtGramm: 2000)),
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800,
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);
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final part = BauteilModel(
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bauteilId: 'part',
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erstelltAm: DateTime(2026),
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name: 'Teil',
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verwendung: 'Test',
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druckdauerMinuten: 1,
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gewichtGramm: 100,
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abfallGramm: 10,
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filamente: [
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const BauteilFilamentModel(filamentId: 'a', verbrauchGramm: 110),
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],
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);
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final price = BauteilPreisBerechnung.berechne(part, [rolle], 50)!;
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expect(price.materialKosten, 2);
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expect(price.abfallKosten, .2);
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expect(price.gesamtpreis, 3.3);
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},
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);
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}
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