wip

integration_test/extract_benchmarks.sh

@@ -0,0 +1,51 @@
+timeline_name="$1"
+csv_filename="$2"
+
+if [[ -n "$timeline_name" ]]; then
+    if [[ -z "$csv_filename" ]]; then
+        csv_filename="${timeline_name}"
+    fi
+
+    echo "====== Extracting & merging ${timeline_name} timelines ======"
+    echo "" >>${csv_filename}.csv
+    echo "${timeline_name}" >>${csv_filename}.csv
+
+    extent_micros="timeExtentMicros"
+    timelines=$(find ./build -maxdepth 1 -name "${timeline_name}*.timeline.json" -print)
+    for i in "${timelines[@]}"; do
+        benchextract $i
+        extent_micros+="$(grep -A0 -h '"timeExtentMicros":' $i | grep -o " [0-9]*")"
+    done
+    echo $extent_micros | tr ' ' ',' >>${csv_filename}.csv
+
+    metrics=(
+        "average_frame_build_time_millis"
+        "90th_percentile_frame_build_time_millis"
+        "99th_percentile_frame_build_time_millis"
+        "worst_frame_build_time_millis"
+        "average_rasterizer_time_millis"
+        "90th_percentile_rasterizer_time_millis"
+        "99th_percentile_rasterizer_time_millis"
+        "worst_frame_rasterizer_time_millis"
+    )
+
+    timeline_summaries=$(find ./build -maxdepth 1 -name "${timeline_name}*.timeline_summary.json" -print)
+    for i in "${timeline_summaries[@]}"; do
+        metrics[0]+="$(grep -A0 -h '"average_frame_build_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[1]+="$(grep -A0 -h '"90th_percentile_frame_build_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[2]+="$(grep -A0 -h '"99th_percentile_frame_build_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[3]+="$(grep -A0 -h '"worst_frame_build_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[4]+="$(grep -A0 -h '"average_frame_rasterizer_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[5]+="$(grep -A0 -h '"90th_percentile_frame_rasterizer_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[6]+="$(grep -A0 -h '"99th_percentile_frame_rasterizer_time_millis":' $i | grep -o " [0-9.]*")"
+        metrics[7]+="$(grep -A0 -h '"worst_frame_rasterizer_time_millis":' $i | grep -o " [0-9.]*")"
+    done
+    for metric in "${metrics[@]}"; do
+        echo $metric | tr ' ' ',' >>${csv_filename}.csv
+    done
+
+    benchmarks=$(find ./build -maxdepth 1 -name "${timeline_name}*.timeline.benchmark" -print)
+    benchmerge $benchmarks
+else
+    echo "Provide the timeline name"
+fi

integration_test/generate_screenshots.dart

@@ -0,0 +1,249 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+import 'package:lightmeter/application.dart';
+import 'package:lightmeter/data/caffeine_service.dart';
+import 'package:lightmeter/data/haptics_service.dart';
+import 'package:lightmeter/data/light_sensor_service.dart';
+import 'package:lightmeter/data/models/ev_source_type.dart';
+import 'package:lightmeter/data/models/metering_screen_layout_config.dart';
+import 'package:lightmeter/data/models/supported_locale.dart';
+import 'package:lightmeter/data/models/theme_type.dart';
+import 'package:lightmeter/data/models/volume_action.dart';
+import 'package:lightmeter/data/permissions_service.dart';
+import 'package:lightmeter/data/shared_prefs_service.dart';
+import 'package:lightmeter/data/volume_events_service.dart';
+import 'package:lightmeter/environment.dart';
+import 'package:lightmeter/generated/l10n.dart';
+import 'package:lightmeter/providers/services_provider.dart';
+import 'package:lightmeter/providers/user_preferences_provider.dart';
+import 'package:lightmeter/res/dimens.dart';
+import 'package:lightmeter/res/theme.dart';
+import 'package:lightmeter/screens/metering/components/bottom_controls/components/measure_button/widget_button_measure.dart';
+import 'package:lightmeter/screens/metering/components/shared/readings_container/components/iso_picker/widget_picker_iso.dart';
+import 'package:lightmeter/screens/metering/components/shared/readings_container/components/shared/animated_dialog_picker/components/dialog_picker/widget_picker_dialog.dart';
+import 'package:lightmeter/screens/settings/components/metering/components/equipment_profiles/components/equipment_profile_screen/components/equipment_profile_container/widget_container_equipment_profile.dart';
+import 'package:lightmeter/screens/settings/components/metering/components/equipment_profiles/components/equipment_profile_screen/screen_equipment_profile.dart';
+import 'package:lightmeter/screens/settings/screen_settings.dart';
+import 'package:m3_lightmeter_iap/m3_lightmeter_iap.dart';
+import 'package:m3_lightmeter_resources/m3_lightmeter_resources.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:permission_handler/permission_handler.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import 'utils/widget_tester_extension.dart';
+
+class _MockSharedPreferences extends Mock implements SharedPreferences {}
+
+class _MockUserPreferencesService extends Mock implements UserPreferencesService {}
+
+class _MockCaffeineService extends Mock implements CaffeineService {}
+
+class _MockHapticsService extends Mock implements HapticsService {}
+
+class _MockPermissionsService extends Mock implements PermissionsService {}
+
+class _MockLightSensorService extends Mock implements LightSensorService {}
+
+class _MockVolumeEventsService extends Mock implements VolumeEventsService {}
+
+//https://stackoverflow.com/a/67186625/13167574
+void main() {
+  late _MockUserPreferencesService mockUserPreferencesService;
+  late _MockCaffeineService mockCaffeineService;
+  late _MockHapticsService mockHapticsService;
+  late _MockPermissionsService mockPermissionsService;
+  late _MockLightSensorService mockLightSensorService;
+  late _MockVolumeEventsService mockVolumeEventsService;
+
+  final binding = IntegrationTestWidgetsFlutterBinding();
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  setUpAll(() {
+    mockUserPreferencesService = _MockUserPreferencesService();
+    when(() => mockUserPreferencesService.evSourceType).thenReturn(EvSourceType.camera);
+    when(() => mockUserPreferencesService.stopType).thenReturn(StopType.third);
+    when(() => mockUserPreferencesService.locale).thenReturn(SupportedLocale.en);
+    when(() => mockUserPreferencesService.caffeine).thenReturn(true);
+    when(() => mockUserPreferencesService.volumeAction).thenReturn(VolumeAction.shutter);
+    when(() => mockUserPreferencesService.cameraEvCalibration).thenReturn(0.0);
+    when(() => mockUserPreferencesService.lightSensorEvCalibration).thenReturn(0.0);
+    when(() => mockUserPreferencesService.iso).thenReturn(const IsoValue(400, StopType.full));
+    when(() => mockUserPreferencesService.ndFilter).thenReturn(NdValue.values.first);
+    when(() => mockUserPreferencesService.haptics).thenReturn(true);
+    when(() => mockUserPreferencesService.meteringScreenLayout).thenReturn({
+      MeteringScreenLayoutFeature.equipmentProfiles: true,
+      MeteringScreenLayoutFeature.extremeExposurePairs: true,
+      MeteringScreenLayoutFeature.filmPicker: true,
+      MeteringScreenLayoutFeature.histogram: false,
+    });
+    when(() => mockUserPreferencesService.themeType).thenReturn(ThemeType.light);
+    when(() => mockUserPreferencesService.dynamicColor).thenReturn(false);
+
+    mockCaffeineService = _MockCaffeineService();
+    when(() => mockCaffeineService.isKeepScreenOn()).thenAnswer((_) async => false);
+    when(() => mockCaffeineService.keepScreenOn(true)).thenAnswer((_) async => true);
+    when(() => mockCaffeineService.keepScreenOn(false)).thenAnswer((_) async => false);
+
+    mockHapticsService = _MockHapticsService();
+    when(() => mockHapticsService.quickVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.responseVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.errorVibration()).thenAnswer((_) async {});
+
+    mockPermissionsService = _MockPermissionsService();
+    when(() => mockPermissionsService.requestCameraPermission())
+        .thenAnswer((_) async => PermissionStatus.granted);
+    when(() => mockPermissionsService.checkCameraPermission())
+        .thenAnswer((_) async => PermissionStatus.granted);
+
+    mockLightSensorService = _MockLightSensorService();
+    when(() => mockLightSensorService.hasSensor()).thenAnswer((_) async => true);
+    when(() => mockLightSensorService.luxStream()).thenAnswer((_) => Stream.fromIterable([100]));
+
+    mockVolumeEventsService = _MockVolumeEventsService();
+    when(() => mockVolumeEventsService.setVolumeHandling(true)).thenAnswer((_) async => true);
+    when(() => mockVolumeEventsService.setVolumeHandling(false)).thenAnswer((_) async => false);
+    when(() => mockVolumeEventsService.volumeButtonsEventStream())
+        .thenAnswer((_) => const Stream<int>.empty());
+
+    when(() => mockHapticsService.quickVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.responseVibration()).thenAnswer((_) async {});
+  });
+
+  Future<void> pumpApplication(WidgetTester tester) async {
+    await tester.pumpWidget(
+      IAPProviders(
+        sharedPreferences: _MockSharedPreferences(),
+        child: EquipmentProfiles(
+          selected: _mockEquipmentProfiles[0],
+          values: _mockEquipmentProfiles,
+          child: Films(
+            selected: const Film('Ilford HP5+', 400),
+            values: const [Film.other(), Film('Ilford HP5+', 400)],
+            filmsInUse: const [Film.other(), Film('Ilford HP5+', 400)],
+            child: ServicesProvider(
+              environment: const Environment.prod().copyWith(hasLightSensor: true),
+              userPreferencesService: mockUserPreferencesService,
+              caffeineService: mockCaffeineService,
+              hapticsService: mockHapticsService,
+              permissionsService: mockPermissionsService,
+              lightSensorService: mockLightSensorService,
+              volumeEventsService: mockVolumeEventsService,
+              child: const UserPreferencesProvider(child: Application()),
+            ),
+          ),
+        ),
+      ),
+    );
+    await tester.pumpAndSettle();
+  }
+
+  /// Generates several screenshots with the light theme
+  /// and the additionally the first one with the dark theme
+  void generateScreenshots(Color color) {
+    testWidgets('${color.value}_light', (tester) async {
+      when(() => mockUserPreferencesService.themeType).thenReturn(ThemeType.light);
+      when(() => mockUserPreferencesService.primaryColor).thenReturn(color);
+      await pumpApplication(tester);
+
+      await tester.takePhoto();
+      await tester.takeScreenshot(binding, '${color.value}_metering_reflected');
+
+      await tester.tap(find.byTooltip(S.current.tooltipUseLightSensor));
+      await tester.pumpAndSettle();
+      await tester.tap(find.byType(MeteringMeasureButton));
+      await tester.tap(find.byType(MeteringMeasureButton));
+      await tester.takeScreenshot(binding, '${color.value}_metering_incident');
+
+      expect(find.byType(IsoValuePicker), findsOneWidget);
+      await tester.tap(find.byType(IsoValuePicker));
+      await tester.pumpAndSettle(Dimens.durationL);
+      expect(find.byType(DialogPicker<IsoValue>), findsOneWidget);
+      await tester.takeScreenshot(binding, '${color.value}_metering_iso_picker');
+
+      await tester.tapCancelButton();
+      expect(find.byType(DialogPicker<IsoValue>), findsNothing);
+      await tester.openSettings();
+      await tester.takeScreenshot(binding, '${color.value}_settings');
+
+      await tester.tapListTile(S.current.meteringScreenLayout);
+      await tester.takeScreenshot(binding, '${color.value}_settings_metering_screen_layout');
+
+      await tester.tapCancelButton();
+      await tester.tapListTile(S.current.equipmentProfiles);
+      expect(find.byType(EquipmentProfilesScreen), findsOneWidget);
+      await tester.tap(find.byType(EquipmentProfileContainer).first);
+      await tester.pumpAndSettle();
+      await tester.takeScreenshot(binding, '${color.value}-equipment_profiles');
+
+      await tester.tap(find.byIcon(Icons.iso).first);
+      await tester.pumpAndSettle();
+      await tester.takeScreenshot(binding, '${color.value}_equipment_profiles_iso_picker');
+    });
+
+    testWidgets(
+      '${color.value}_dark',
+      (tester) async {
+        when(() => mockUserPreferencesService.themeType).thenReturn(ThemeType.dark);
+        when(() => mockUserPreferencesService.primaryColor).thenReturn(color);
+        await pumpApplication(tester);
+
+        await tester.takePhoto();
+        await tester.takeScreenshot(binding, '${color.value}_metering_reflected_dark');
+
+        await tester.tap(find.byTooltip(S.current.tooltipUseLightSensor));
+        await tester.pumpAndSettle();
+        await tester.tap(find.byType(MeteringMeasureButton));
+        await tester.tap(find.byType(MeteringMeasureButton));
+        await tester.takeScreenshot(binding, '${color.value}_metering_incident_dark');
+      },
+    );
+  }
+
+  generateScreenshots(primaryColorsList[5]);
+  generateScreenshots(primaryColorsList[3]);
+  generateScreenshots(primaryColorsList[9]);
+}
+
+final _mockEquipmentProfiles = [
+  const EquipmentProfile(
+    id: '',
+    name: '',
+    apertureValues: ApertureValue.values,
+    ndValues: NdValue.values,
+    shutterSpeedValues: ShutterSpeedValue.values,
+    isoValues: IsoValue.values,
+  ),
+  EquipmentProfile(
+    id: '1',
+    name: 'Praktica + Zenitar',
+    apertureValues: ApertureValue.values.sublist(
+      ApertureValue.values.indexOf(const ApertureValue(1.7, StopType.half)),
+      ApertureValue.values.indexOf(const ApertureValue(16, StopType.full)) + 1,
+    ),
+    ndValues: NdValue.values.sublist(0, 3),
+    shutterSpeedValues: ShutterSpeedValue.values.sublist(
+      ShutterSpeedValue.values.indexOf(const ShutterSpeedValue(1000, true, StopType.full)),
+      ShutterSpeedValue.values.indexOf(const ShutterSpeedValue(16, false, StopType.full)) + 1,
+    ),
+    isoValues: const [
+      IsoValue(50, StopType.full),
+      IsoValue(100, StopType.full),
+      IsoValue(200, StopType.full),
+      IsoValue(250, StopType.third),
+      IsoValue(400, StopType.full),
+      IsoValue(500, StopType.third),
+      IsoValue(800, StopType.full),
+      IsoValue(1600, StopType.full),
+      IsoValue(3200, StopType.full),
+    ],
+  ),
+  const EquipmentProfile(
+    id: '2',
+    name: 'Praktica + Jupiter',
+    apertureValues: ApertureValue.values,
+    ndValues: NdValue.values,
+    shutterSpeedValues: ShutterSpeedValue.values,
+    isoValues: IsoValue.values,
+  ),
+];

integration_test/generate_timelines.sh

@@ -0,0 +1,10 @@
+flutter drive \
+    --dart-define="cameraPreviewAspectRatio=240/320" \
+    --dart-define="cameraStubImage=assets/camera_stub_image.jpg" \
+    --driver=test_driver/performance_driver.dart \
+    --target=integration_test/metering_test.dart \
+    --profile \
+    --flavor=dev \
+    --no-dds \
+    --endless-trace-buffer \
+    --purge-persistent-cache

integration_test/metering_test.dart

@@ -0,0 +1,209 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+import 'package:lightmeter/application.dart';
+import 'package:lightmeter/data/caffeine_service.dart';
+import 'package:lightmeter/data/haptics_service.dart';
+import 'package:lightmeter/data/light_sensor_service.dart';
+import 'package:lightmeter/data/models/ev_source_type.dart';
+import 'package:lightmeter/data/models/metering_screen_layout_config.dart';
+import 'package:lightmeter/data/models/supported_locale.dart';
+import 'package:lightmeter/data/models/theme_type.dart';
+import 'package:lightmeter/data/models/volume_action.dart';
+import 'package:lightmeter/data/permissions_service.dart';
+import 'package:lightmeter/data/shared_prefs_service.dart';
+import 'package:lightmeter/data/volume_events_service.dart';
+import 'package:lightmeter/environment.dart';
+import 'package:lightmeter/generated/l10n.dart';
+import 'package:lightmeter/providers/services_provider.dart';
+import 'package:lightmeter/providers/user_preferences_provider.dart';
+import 'package:lightmeter/res/dimens.dart';
+import 'package:lightmeter/res/theme.dart';
+import 'package:lightmeter/screens/metering/components/bottom_controls/components/measure_button/widget_button_measure.dart';
+import 'package:lightmeter/screens/metering/components/shared/readings_container/components/iso_picker/widget_picker_iso.dart';
+import 'package:lightmeter/screens/metering/components/shared/readings_container/components/shared/animated_dialog_picker/components/dialog_picker/widget_picker_dialog.dart';
+import 'package:lightmeter/screens/settings/components/metering/components/equipment_profiles/components/equipment_profile_screen/components/equipment_profile_container/widget_container_equipment_profile.dart';
+import 'package:lightmeter/screens/settings/components/metering/components/equipment_profiles/components/equipment_profile_screen/screen_equipment_profile.dart';
+import 'package:lightmeter/screens/settings/screen_settings.dart';
+import 'package:m3_lightmeter_iap/m3_lightmeter_iap.dart';
+import 'package:m3_lightmeter_resources/m3_lightmeter_resources.dart';
+import 'package:mocktail/mocktail.dart';
+import 'package:permission_handler/permission_handler.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import 'utils/widget_tester_extension.dart';
+
+class _MockSharedPreferences extends Mock implements SharedPreferences {}
+
+class _MockUserPreferencesService extends Mock implements UserPreferencesService {}
+
+class _MockCaffeineService extends Mock implements CaffeineService {}
+
+class _MockHapticsService extends Mock implements HapticsService {}
+
+class _MockPermissionsService extends Mock implements PermissionsService {}
+
+class _MockLightSensorService extends Mock implements LightSensorService {}
+
+class _MockVolumeEventsService extends Mock implements VolumeEventsService {}
+
+//https://stackoverflow.com/a/67186625/13167574
+void main() {
+  late _MockUserPreferencesService mockUserPreferencesService;
+  late _MockCaffeineService mockCaffeineService;
+  late _MockHapticsService mockHapticsService;
+  late _MockPermissionsService mockPermissionsService;
+  late _MockLightSensorService mockLightSensorService;
+  late _MockVolumeEventsService mockVolumeEventsService;
+
+  final binding = IntegrationTestWidgetsFlutterBinding();
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  setUpAll(() {
+    mockUserPreferencesService = _MockUserPreferencesService();
+    when(() => mockUserPreferencesService.evSourceType).thenReturn(EvSourceType.camera);
+    when(() => mockUserPreferencesService.stopType).thenReturn(StopType.third);
+    when(() => mockUserPreferencesService.locale).thenReturn(SupportedLocale.en);
+    when(() => mockUserPreferencesService.caffeine).thenReturn(true);
+    when(() => mockUserPreferencesService.volumeAction).thenReturn(VolumeAction.shutter);
+    when(() => mockUserPreferencesService.cameraEvCalibration).thenReturn(0.0);
+    when(() => mockUserPreferencesService.lightSensorEvCalibration).thenReturn(0.0);
+    when(() => mockUserPreferencesService.iso).thenReturn(const IsoValue(400, StopType.full));
+    when(() => mockUserPreferencesService.ndFilter).thenReturn(NdValue.values.first);
+    when(() => mockUserPreferencesService.haptics).thenReturn(true);
+    when(() => mockUserPreferencesService.meteringScreenLayout).thenReturn({
+      MeteringScreenLayoutFeature.equipmentProfiles: true,
+      MeteringScreenLayoutFeature.extremeExposurePairs: true,
+      MeteringScreenLayoutFeature.filmPicker: true,
+      MeteringScreenLayoutFeature.histogram: false,
+    });
+    when(() => mockUserPreferencesService.themeType).thenReturn(ThemeType.light);
+    when(() => mockUserPreferencesService.primaryColor).thenReturn(primaryColorsList[5]);
+    when(() => mockUserPreferencesService.dynamicColor).thenReturn(false);
+
+    mockCaffeineService = _MockCaffeineService();
+    when(() => mockCaffeineService.isKeepScreenOn()).thenAnswer((_) async => false);
+    when(() => mockCaffeineService.keepScreenOn(true)).thenAnswer((_) async => true);
+    when(() => mockCaffeineService.keepScreenOn(false)).thenAnswer((_) async => false);
+
+    mockHapticsService = _MockHapticsService();
+    when(() => mockHapticsService.quickVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.responseVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.errorVibration()).thenAnswer((_) async {});
+
+    mockPermissionsService = _MockPermissionsService();
+    when(() => mockPermissionsService.requestCameraPermission())
+        .thenAnswer((_) async => PermissionStatus.granted);
+    when(() => mockPermissionsService.checkCameraPermission())
+        .thenAnswer((_) async => PermissionStatus.granted);
+
+    mockLightSensorService = _MockLightSensorService();
+    when(() => mockLightSensorService.hasSensor()).thenAnswer((_) async => true);
+    when(() => mockLightSensorService.luxStream()).thenAnswer((_) => Stream.fromIterable([100]));
+
+    mockVolumeEventsService = _MockVolumeEventsService();
+    when(() => mockVolumeEventsService.setVolumeHandling(true)).thenAnswer((_) async => true);
+    when(() => mockVolumeEventsService.setVolumeHandling(false)).thenAnswer((_) async => false);
+    when(() => mockVolumeEventsService.volumeButtonsEventStream())
+        .thenAnswer((_) => const Stream<int>.empty());
+
+    when(() => mockHapticsService.quickVibration()).thenAnswer((_) async {});
+    when(() => mockHapticsService.responseVibration()).thenAnswer((_) async {});
+  });
+
+  Future<void> pumpApplication(WidgetTester tester) async {
+    await tester.pumpWidget(
+      IAPProviders(
+        sharedPreferences: _MockSharedPreferences(),
+        child: EquipmentProfiles(
+          selected: _mockEquipmentProfiles[0],
+          values: _mockEquipmentProfiles,
+          child: Films(
+            selected: const Film('Ilford HP5+', 400),
+            values: const [Film.other(), Film('Ilford HP5+', 400)],
+            filmsInUse: const [Film.other(), Film('Ilford HP5+', 400)],
+            child: ServicesProvider(
+              environment: const Environment.prod().copyWith(hasLightSensor: true),
+              userPreferencesService: mockUserPreferencesService,
+              caffeineService: mockCaffeineService,
+              hapticsService: mockHapticsService,
+              permissionsService: mockPermissionsService,
+              lightSensorService: mockLightSensorService,
+              volumeEventsService: mockVolumeEventsService,
+              child: const UserPreferencesProvider(child: Application()),
+            ),
+          ),
+        ),
+      ),
+    );
+    await tester.pumpAndSettle();
+  }
+
+  testWidgets('Pickers test', (tester) async {
+    await pumpApplication(tester);
+
+    await tester.takePhoto();
+
+    expect(find.byType(IsoValuePicker), findsOneWidget);
+    await binding.traceActionNamed(
+      () async {
+        await tester.tap(find.byType(IsoValuePicker));
+        await tester.pumpAndSettle(Dimens.durationL);
+      },
+      "open_iso_picker",
+    );
+    expect(find.byType(DialogPicker<IsoValue>), findsOneWidget);
+    await tester.tapCancelButton();
+    expect(find.byType(DialogPicker<IsoValue>), findsNothing);
+  });
+}
+
+extension on IntegrationTestWidgetsFlutterBinding {
+  Future<void> traceActionNamed(Future<dynamic> Function() action, String timelineName) async {
+    final nowString = DateTime.now().toIso8601String().replaceAll(':', '-');
+    await traceAction(action, reportKey: "${timelineName}_$nowString");
+  }
+}
+
+final _mockEquipmentProfiles = [
+  const EquipmentProfile(
+    id: '',
+    name: '',
+    apertureValues: ApertureValue.values,
+    ndValues: NdValue.values,
+    shutterSpeedValues: ShutterSpeedValue.values,
+    isoValues: IsoValue.values,
+  ),
+  EquipmentProfile(
+    id: '1',
+    name: 'Praktica + Zenitar',
+    apertureValues: ApertureValue.values.sublist(
+      ApertureValue.values.indexOf(const ApertureValue(1.7, StopType.half)),
+      ApertureValue.values.indexOf(const ApertureValue(16, StopType.full)) + 1,
+    ),
+    ndValues: NdValue.values.sublist(0, 3),
+    shutterSpeedValues: ShutterSpeedValue.values.sublist(
+      ShutterSpeedValue.values.indexOf(const ShutterSpeedValue(1000, true, StopType.full)),
+      ShutterSpeedValue.values.indexOf(const ShutterSpeedValue(16, false, StopType.full)) + 1,
+    ),
+    isoValues: const [
+      IsoValue(50, StopType.full),
+      IsoValue(100, StopType.full),
+      IsoValue(200, StopType.full),
+      IsoValue(250, StopType.third),
+      IsoValue(400, StopType.full),
+      IsoValue(500, StopType.third),
+      IsoValue(800, StopType.full),
+      IsoValue(1600, StopType.full),
+      IsoValue(3200, StopType.full),
+    ],
+  ),
+  const EquipmentProfile(
+    id: '2',
+    name: 'Praktica + Jupiter',
+    apertureValues: ApertureValue.values,
+    ndValues: NdValue.values,
+    shutterSpeedValues: ShutterSpeedValue.values,
+    isoValues: IsoValue.values,
+  ),
+];

integration_test/mocks/application_mock.dart

@@ -1,61 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_localizations/flutter_localizations.dart';
-import 'package:lightmeter/data/models/theme_type.dart';
-import 'package:lightmeter/data/shared_prefs_service.dart';
-import 'package:lightmeter/generated/l10n.dart';
-import 'package:lightmeter/providers/theme_provider.dart';
-import 'package:lightmeter/utils/inherited_generics.dart';
-import 'package:mocktail/mocktail.dart';
-
-class _MockUserPreferencesService extends Mock implements UserPreferencesService {}
-
-class ApplicationMock extends StatefulWidget {
-  final Widget child;
-
-  const ApplicationMock({required this.child, super.key});
-
-  @override
-  State<ApplicationMock> createState() => _ApplicationMockState();
-}
-
-class _ApplicationMockState extends State<ApplicationMock> {
-  late final _MockUserPreferencesService userPreferencesService;
-
-  @override
-  void initState() {
-    super.initState();
-    userPreferencesService = _MockUserPreferencesService();
-    when(() => userPreferencesService.themeType).thenReturn(ThemeType.light);
-    when(() => userPreferencesService.primaryColor)
-        .thenReturn(ThemeProvider.primaryColorsList.first);
-    when(() => userPreferencesService.dynamicColor).thenReturn(false);
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return InheritedWidgetBase<UserPreferencesService>(
-      data: userPreferencesService,
-      child: ThemeProvider(
-        child: Builder(
-          builder: (context) {
-            return MaterialApp(
-              theme: context.listen<ThemeData>(),
-              localizationsDelegates: const [
-                S.delegate,
-                GlobalMaterialLocalizations.delegate,
-                GlobalWidgetsLocalizations.delegate,
-                GlobalCupertinoLocalizations.delegate,
-              ],
-              supportedLocales: S.delegate.supportedLocales,
-              builder: (context, child) => MediaQuery(
-                data: MediaQuery.of(context).copyWith(textScaleFactor: 1.0),
-                child: child!,
-              ),
-              home: widget.child,
-            );
-          },
-        ),
-      ),
-    );
-  }
-}

integration_test/utils/widget_tester_extension.dart

@@ -0,0 +1,56 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+import 'package:lightmeter/generated/l10n.dart';
+import 'package:lightmeter/screens/metering/components/bottom_controls/components/measure_button/widget_button_measure.dart';
+import 'package:lightmeter/screens/settings/screen_settings.dart';
+
+extension WidgetTesterFinder on WidgetTester {
+  Future<void> takeScreenshot(IntegrationTestWidgetsFlutterBinding binding, String name) async {
+    if (Platform.isAndroid) {
+      await binding.convertFlutterSurfaceToImage();
+      await pumpAndSettle();
+    }
+    await binding.takeScreenshot(name);
+    await pumpAndSettle();
+  }
+
+  Future<void> takePhoto() async {
+    await tap(find.byType(MeteringMeasureButton));
+    await pump(const Duration(seconds: 2)); // wait for circular progress indicator
+    await pump(const Duration(seconds: 1)); // wait for circular progress indicator
+    await pumpAndSettle();
+  }
+
+  Future<void> tapCancelButton() async {
+    final cancelButton = find.byWidgetPredicate(
+      (widget) =>
+          widget is TextButton &&
+          widget.child is Text &&
+          (widget.child as Text?)?.data == S.current.cancel,
+    );
+    expect(cancelButton, findsOneWidget);
+    await tap(cancelButton);
+    await pumpAndSettle();
+  }
+
+  Future<void> tapListTile(String title) async {
+    final listTile = find.byWidgetPredicate(
+      (widget) =>
+          widget is ListTile && widget.title is Text && (widget.title as Text?)?.data == title,
+    );
+    expect(listTile, findsOneWidget);
+    await tap(listTile);
+    await pumpAndSettle();
+  }
+
+  Future<void> openSettings() async {
+    final settingsButton = find.byTooltip(S.current.tooltipOpenSettings);
+    expect(settingsButton, findsOneWidget);
+    await tap(settingsButton);
+    await pumpAndSettle();
+    expect(find.byType(SettingsScreen), findsOneWidget);
+  }
+}

integration_test/widget_dialog_animated_test.dart

@@ -1,94 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_test/flutter_test.dart';
-import 'package:integration_test/integration_test.dart';
-import 'package:lightmeter/data/models/film.dart';
-import 'package:lightmeter/res/dimens.dart';
-import 'package:lightmeter/screens/metering/components/shared/readings_container/components/animated_dialog_picker/widget_picker_dialog_animated.dart';
-import 'package:lightmeter/screens/metering/components/shared/readings_container/components/reading_value_container/widget_container_reading_value.dart';
-
-import 'mocks/application_mock.dart';
-
-void main() {
-  runApp(const ApplicationMock(child: AnimatedPickerTest()));
-}
-
-void main2() {
-  final binding = IntegrationTestWidgetsFlutterBinding.ensureInitialized();
-
-  group('AnimatedDialogPicker test', () {
-    testWidgets('Tap on `ReadingValueContainer`, verify opened', (tester) async {
-      await tester.pumpWidget(const ApplicationMock(child: AnimatedPickerTest()));
-      expect(find.text('Film'), findsOneWidget);
-      expect(find.text('None'), findsOneWidget);
-
-      await binding.traceAction(
-        () async {
-          await tester.tap(find.byType(AnimatedDialogPicker<Film>));
-          await tester.pumpAndSettle(Dimens.durationL);
-        },
-        reportKey: 'dialog_opening_timeline',
-      );
-
-      expect(find.text('Film'), findsNWidgets(3));
-      expect(find.text('None'), findsNWidgets(3));
-    });
-  });
-}
-
-class AnimatedPickerTest extends StatefulWidget {
-  const AnimatedPickerTest({super.key});
-
-  @override
-  State<AnimatedPickerTest> createState() => _AnimatedPickerTestState();
-}
-
-class _AnimatedPickerTestState extends State<AnimatedPickerTest> {
-  Film _selectedFilm = Film.values.first;
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      body: Center(
-        child: _FilmPicker(
-          values: Film.values,
-          selectedValue: _selectedFilm,
-          onChanged: (value) {
-            setState(() {
-              _selectedFilm = value;
-            });
-          },
-        ),
-      ),
-    );
-  }
-}
-
-class _FilmPicker extends StatelessWidget {
-  final List<Film> values;
-  final Film selectedValue;
-  final ValueChanged<Film> onChanged;
-
-  const _FilmPicker({
-    required this.values,
-    required this.selectedValue,
-    required this.onChanged,
-  });
-
-  @override
-  Widget build(BuildContext context) {
-    return AnimatedDialogPicker<Film>(
-      icon: Icons.camera_roll,
-      title: "Film",
-      selectedValue: selectedValue,
-      values: values,
-      itemTitleBuilder: (_, value) => Text(value.name.isEmpty ? 'None' : value.name),
-      onChanged: onChanged,
-      closedChild: ReadingValueContainer.singleValue(
-        value: ReadingValue(
-          label: "Film",
-          value: selectedValue.name.isEmpty ? 'None' : selectedValue.name,
-        ),
-      ),
-    );
-  }
-}

pubspec.yaml

@@ -42,7 +42,7 @@ dependencies:
 
 dev_dependencies:
   bloc_test: 9.1.3
-  build_runner: ^2.1.7
+  build_runner: 2.4.6
   flutter_driver:
     sdk: flutter
   flutter_launcher_icons: 0.11.0

test_driver/performance_driver.dart

@@ -1,26 +1,25 @@
 import 'package:flutter_driver/flutter_driver.dart' as driver;
 import 'package:integration_test/integration_test_driver.dart';
 
-Future<void> main() {
+import 'utils/android_camera_permission.dart';
-  return integrationDriver(
+
+Future<void> main() async {
+  await grandCameraPermission();
+  await integrationDriver(
     responseDataCallback: (data) async {
       if (data != null) {
-        final timeline =
+        for (final String timelineName in data.keys) {
-            driver.Timeline.fromJson(data['dialog_opening_timeline'] as Map<String, dynamic>);
+          final timeline = driver.Timeline.fromJson(data[timelineName] as Map<String, dynamic>);
+          final summary = driver.TimelineSummary.summarize(timeline);
 
-        // Convert the Timeline into a TimelineSummary that's easier to
+          // Write the entire timeline and summary to disk in a json format.
-        // read and understand.
+          // This file can be opened in the Chrome browser's tracing tools
-        final summary = driver.TimelineSummary.summarize(timeline);
+          // found by navigating to chrome://tracing.
-
+          await summary.writeTimelineToFile(
-        // Then, write the entire timeline to disk in a json format.
+            timelineName,
-        // This file can be opened in the Chrome browser's tracing tools
+            pretty: true,
-        // found by navigating to chrome://tracing.
+          );
-        // Optionally, save the summary to disk by setting includeSummary
+        }
-        // to true
-        await summary.writeTimelineToFile(
-          'dialog_opening_timeline(fade)',
-          pretty: true,
-        );
       }
     },
   );

test_driver/screenshot_driver.dart

@@ -0,0 +1,20 @@
+import 'dart:developer';
+import 'dart:io';
+import 'package:integration_test/integration_test_driver_extended.dart';
+
+import 'utils/android_camera_permission.dart';
+
+Future<void> main() async {
+  try {
+    await grandCameraPermission();
+    await integrationDriver(
+      onScreenshot: (name, bytes, [args]) async {
+        final File image = await File('screenshots/$name.png').create(recursive: true);
+        image.writeAsBytesSync(bytes);
+        return true;
+      },
+    );
+  } catch (e) {
+    log('Error occured: $e');
+  }
+}

test_driver/utils/android_camera_permission.dart

@@ -0,0 +1,34 @@
+import 'dart:developer';
+import 'dart:io';
+
+Future<void> grandCameraPermission() async {
+  try {
+    final bool adbExists = Process.runSync('which', <String>['adb']).exitCode == 0;
+    if (!adbExists) {
+      log(r'This test needs ADB to exist on the $PATH. Skipping...');
+      exit(0);
+    }
+    final deviceId = await Process.run('adb', ["-s", 'shell', 'devices']).then((value) {
+      if (value.stdout is String) {
+        return RegExp(r"(?:List of devices attached\n)([A-Z0-9]*)(?:\sdevice\n)")
+            .firstMatch(value.stdout as String)!
+            .group(1);
+      }
+    });
+    if (deviceId == null) {
+      log('This test needs at least one device connected');
+      exit(0);
+    }
+    await Process.run('adb', [
+      "-s",
+      deviceId, // https://github.com/flutter/flutter/issues/86295#issuecomment-1192766368
+      'shell',
+      'pm',
+      'grant',
+      'com.vodemn.lightmeter.dev',
+      'android.permission.CAMERA'
+    ]);
+  } catch (e) {
+    log('Error occured: $e');
+  }
+}