diff --git a/billsplit/analysis_options.yaml b/billsplit/analysis_options.yaml
index ae2b39e..c1d2d0f 100644
--- a/billsplit/analysis_options.yaml
+++ b/billsplit/analysis_options.yaml
@@ -1,6 +1,14 @@
 include: package:very_good_analysis/analysis_options.yaml
 
 analyzer:
+  exclude:
+    - build/**
+    - android/**
+    - ios/**
+    - web/**
+    - windows/**
+    - macos/**
+    - linux/**
   language:
     strict-casts: true
     strict-inference: true
diff --git a/billsplit/lib/domain/assignment.dart b/billsplit/lib/domain/assignment.dart
new file mode 100644
index 0000000..9298bdb
--- /dev/null
+++ b/billsplit/lib/domain/assignment.dart
@@ -0,0 +1,200 @@
+/// Assignment and the split calculation.
+///
+/// Split out of models.dart to keep it under the 250-line cap. A `part`
+/// because Dart privates are library-scoped.
+
+part of 'models.dart';
+
+/// The assignment of one item: a symbolic mode plus mode-specific data.
+class Assignment {
+  /// Creates an assignment; defaults to [AssignMode.everyone].
+  Assignment({
+    this.mode = AssignMode.everyone,
+    this.groupId,
+    Set<String>? customIds,
+  }) : customIds = customIds ?? <String>{};
+
+  /// Restores an assignment from its [toJson] map.
+  factory Assignment.fromJson(Map<String, dynamic> j) => Assignment(
+        mode: AssignMode.values.asNameMap()[j['mode']] ?? AssignMode.everyone,
+        groupId: j['groupId'] as String?,
+        customIds: (j['customIds'] as List? ?? const <dynamic>[])
+            .cast<String>()
+            .toSet(),
+      );
+
+  /// Current mode.
+  AssignMode mode;
+
+  /// Group id when [mode] is [AssignMode.group].
+  String? groupId;
+
+  /// Hand-picked person ids when [mode] is [AssignMode.custom].
+  final Set<String> customIds;
+
+  /// JSON representation for persistence.
+  Map<String, dynamic> toJson() => {
+        'mode': mode.name,
+        if (groupId != null) 'groupId': groupId,
+        'customIds': customIds.toList(),
+      };
+}
+
+/// Standard item categories. [Item.category] is free text so users can add
+/// their own; these constants are the ones the importer produces.
+abstract final class Categories {
+  /// Alcoholic drinks — default to drinkers only.
+  static const alcohol = 'Alcohol';
+
+  /// Mixers (tonic, limes, …) — tagged for visibility, split among everyone.
+  static const mixer = 'Mixer';
+
+  /// Returnable bottle deposits (kaucja).
+  static const deposit = 'Deposit';
+
+  /// Anything else.
+  static const general = 'General';
+}
+
+/// One receipt line.
+class Item {
+  /// Creates an item; [totalGr] is the post-discount line total.
+  Item({
+    required this.id,
+    required this.name,
+    required this.totalGr,
+    this.qty = 1,
+    this.unitPriceGr = 0,
+    this.discountGr = 0,
+    this.category = Categories.general,
+    Assignment? assignment,
+  }) : assignment = assignment ?? Assignment();
+
+  /// Restores an item from its [toJson] map.
+  factory Item.fromJson(Map<String, dynamic> j) => Item(
+        id: j['id'] as String,
+        name: j['name'] as String,
+        totalGr: j['totalGr'] as int,
+        qty: (j['qty'] as num? ?? 1).toDouble(),
+        unitPriceGr: j['unitPriceGr'] as int? ?? 0,
+        discountGr: j['discountGr'] as int? ?? 0,
+        category: j['category'] as String? ?? Categories.general,
+        assignment: Assignment.fromJson(
+          (j['assignment'] as Map?)?.cast<String, dynamic>() ?? const {},
+        ),
+      );
+
+  /// Stable unique id.
+  final String id;
+
+  /// Display name.
+  String name;
+
+  /// Final line total after discount — the ground truth used for splitting.
+  int totalGr;
+
+  /// Quantity (may be fractional for weighed goods).
+  double qty;
+
+  /// Unit price in grosze.
+  int unitPriceGr;
+
+  /// Discount already included in [totalGr]; kept for display (<= 0).
+  int discountGr;
+
+  /// Free-text category; see [Categories] for the standard values.
+  String category;
+
+  /// Who shares this item.
+  Assignment assignment;
+
+  /// JSON representation for persistence.
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'name': name,
+        'totalGr': totalGr,
+        'qty': qty,
+        'unitPriceGr': unitPriceGr,
+        'discountGr': discountGr,
+        'category': category,
+        'assignment': assignment.toJson(),
+      };
+}
+
+/// One shopping receipt with its items and participants.
+class Receipt {
+  /// Creates a receipt; [participantIds] defaults to empty.
+  Receipt({
+    required this.id,
+    required this.title,
+    this.store,
+    DateTime? date,
+    List<Item>? items,
+    Set<String>? participantIds,
+    this.paidTotalGr,
+  })  : date = date ?? DateTime.now(),
+        items = items ?? <Item>[],
+        participantIds = participantIds ?? <String>{};
+
+  /// Restores a receipt from its [toJson] map.
+  factory Receipt.fromJson(Map<String, dynamic> j) => Receipt(
+        id: j['id'] as String,
+        title: j['title'] as String,
+        store: j['store'] as String?,
+        date: DateTime.tryParse(j['date'] as String? ?? '') ?? DateTime.now(),
+        items: (j['items'] as List? ?? const <dynamic>[])
+            .map((e) => Item.fromJson((e as Map).cast<String, dynamic>()))
+            .toList(),
+        participantIds: (j['participantIds'] as List? ?? const <dynamic>[])
+            .cast<String>()
+            .toSet(),
+        paidTotalGr: j['paidTotalGr'] as int?,
+      );
+
+  /// Stable unique id.
+  final String id;
+
+  /// Display title.
+  String title;
+
+  /// Store name, if known.
+  String? store;
+
+  /// Sale date.
+  DateTime date;
+
+  /// Line items.
+  final List<Item> items;
+
+  /// Subset of the roster taking part in this receipt.
+  final Set<String> participantIds;
+
+  /// What was actually paid (incl. deposits) — used for the reconciliation
+  /// check. Null for manual receipts where the user never entered it.
+  int? paidTotalGr;
+
+  /// Sum of all item totals in grosze.
+  int get itemsTotalGr => items.fold(0, (s, i) => s + i.totalGr);
+
+  /// JSON representation for persistence.
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'title': title,
+        'store': store,
+        'date': date.toIso8601String(),
+        'items': items.map((i) => i.toJson()).toList(),
+        'participantIds': participantIds.toList(),
+        'paidTotalGr': paidTotalGr,
+      };
+}
+
+/// Simple unique id source: time + counter. Good enough for a local,
+/// single-user app.
+class Ids {
+  static int _c = 0;
+
+  /// Returns a new unique id.
+  static String next() =>
+      '${DateTime.now().microsecondsSinceEpoch.toRadixString(36)}'
+      '-${(_c++).toRadixString(36)}';
+}
diff --git a/billsplit/lib/domain/eparagon_fields.dart b/billsplit/lib/domain/eparagon_fields.dart
new file mode 100644
index 0000000..bdeba1b
--- /dev/null
+++ b/billsplit/lib/domain/eparagon_fields.dart
@@ -0,0 +1,124 @@
+/// Field extraction helpers for the e-paragon parser.
+///
+/// Split out of eparagon_parser.dart to keep it under the 250-line cap.
+/// A `part` because Dart privates are library-scoped.
+
+part of 'eparagon_parser.dart';
+
+DateTime _saleDate(
+  Map<dynamic, dynamic> paragon,
+  Map<dynamic, dynamic> dokument,
+) {
+  final raw =
+      paragon['zakSprzed'] ?? (dokument['naglowek'] as Map?)?['dataJPK'];
+  if (raw is String) {
+    final d = DateTime.tryParse(raw);
+    if (d != null) return d.toLocal();
+  }
+  return DateTime.now();
+}
+
+String _iso(DateTime d) {
+  final m = d.month.toString().padLeft(2, '0');
+  final day = d.day.toString().padLeft(2, '0');
+  return '${d.year}-$m-$day';
+}
+
+Map<String, dynamic> _extractPayload(String source) {
+  dynamic root;
+  try {
+    root = jsonDecode(source.trim());
+  } on FormatException {
+    // Maybe the user pasted just the JWS token.
+    final p = _tryJws(source.trim());
+    if (p != null) return p;
+    throw EParagonParseException(
+      'Input is neither valid JSON nor a JWS.',
+    );
+  }
+  if (root is Map) {
+    if (root['dokument'] is Map) return root.cast<String, dynamic>();
+    final data = root['data'];
+    if (data is String) {
+      final p = _tryJws(data);
+      if (p != null) return p;
+      throw EParagonParseException('"data" field is not a decodable JWS.');
+    }
+  }
+  throw EParagonParseException(
+    'Unrecognized structure: expected e-paragon wrapper or JPK payload.',
+  );
+}
+
+Map<String, dynamic>? _tryJws(String token) {
+  final parts = token.split('.');
+  if (parts.length != 3) return null;
+  try {
+    final normalized = base64Url.normalize(parts[1]);
+    final decoded = utf8.decode(base64Url.decode(normalized));
+    final obj = jsonDecode(decoded);
+    return obj is Map ? obj.cast<String, dynamic>() : null;
+  } on FormatException {
+    return null;
+  }
+}
+
+Item? _itemFromTowar(Map<String, dynamic> t, List<String> warnings) {
+  var name = (t['nazwa'] as String? ?? '').trim();
+  // Names end with the VAT rate letter, e.g. "Tonic                    A".
+  if (name.length > 2 &&
+      name[name.length - 2] == ' ' &&
+      RegExp(r'[A-G]$').hasMatch(name)) {
+    name = name.substring(0, name.length - 2).trim();
+  }
+  name = name.replaceAll(RegExp(r'\s+'), ' ');
+  if (name.isEmpty) return null;
+
+  final total = _asIntOrNull(t['brutto']);
+  if (total == null) {
+    warnings.add('Skipped "$name": missing brutto amount.');
+    return null;
+  }
+  final unit = _asIntOrNull(t['cena']) ?? 0;
+  final qty = _parseQty(t['ilosc']);
+  final rabat = t['rabat'];
+  final discount = rabat is Map ? (_asIntOrNull(rabat['wart']) ?? 0) : 0;
+
+  final lower = name.toLowerCase();
+  var category = Categories.general;
+  var assignment = Assignment();
+  if (_alcoholKeywords.any(lower.contains)) {
+    category = Categories.alcohol;
+    assignment = Assignment(mode: AssignMode.drinkers);
+  } else if (_mixerKeywords.any(lower.contains)) {
+    category = Categories.mixer; // still split among everyone by default
+  }
+
+  return Item(
+    id: Ids.next(),
+    name: name,
+    totalGr: total,
+    qty: qty,
+    unitPriceGr: unit,
+    discountGr: discount,
+    category: category,
+    assignment: assignment,
+  );
+}
+
+double _parseQty(dynamic v) {
+  if (v is num) return v.toDouble();
+  if (v is String) {
+    return double.tryParse(v.replaceAll(',', '.').trim()) ?? 1;
+  }
+  return 1;
+}
+
+int _asInt(dynamic v) => _asIntOrNull(v) ?? 0;
+
+int? _asIntOrNull(dynamic v) {
+  if (v is int) return v;
+  if (v is num) return v.round();
+  if (v is String) return int.tryParse(v);
+  return null;
+}
diff --git a/billsplit/lib/domain/eparagon_parser.dart b/billsplit/lib/domain/eparagon_parser.dart
index 35aa51b..bb960b6 100644
--- a/billsplit/lib/domain/eparagon_parser.dart
+++ b/billsplit/lib/domain/eparagon_parser.dart
@@ -14,6 +14,8 @@ import 'dart:convert';
 
 import 'package:billsplit/domain/models.dart';
 
+part 'eparagon_fields.dart';
+
 /// A parsed receipt plus non-fatal [warnings] collected on the way.
 class EParagonResult {
   /// Bundles a parsed [receipt] with its [warnings].
@@ -173,121 +175,3 @@ String? _storeName(Map<dynamic, dynamic> dokument) {
   if (name.toUpperCase().contains('JERONIMO MARTINS')) return 'Biedronka';
   return name;
 }
-
-DateTime _saleDate(
-  Map<dynamic, dynamic> paragon,
-  Map<dynamic, dynamic> dokument,
-) {
-  final raw =
-      paragon['zakSprzed'] ?? (dokument['naglowek'] as Map?)?['dataJPK'];
-  if (raw is String) {
-    final d = DateTime.tryParse(raw);
-    if (d != null) return d.toLocal();
-  }
-  return DateTime.now();
-}
-
-String _iso(DateTime d) {
-  final m = d.month.toString().padLeft(2, '0');
-  final day = d.day.toString().padLeft(2, '0');
-  return '${d.year}-$m-$day';
-}
-
-Map<String, dynamic> _extractPayload(String source) {
-  dynamic root;
-  try {
-    root = jsonDecode(source.trim());
-  } on FormatException {
-    // Maybe the user pasted just the JWS token.
-    final p = _tryJws(source.trim());
-    if (p != null) return p;
-    throw EParagonParseException(
-      'Input is neither valid JSON nor a JWS.',
-    );
-  }
-  if (root is Map) {
-    if (root['dokument'] is Map) return root.cast<String, dynamic>();
-    final data = root['data'];
-    if (data is String) {
-      final p = _tryJws(data);
-      if (p != null) return p;
-      throw EParagonParseException('"data" field is not a decodable JWS.');
-    }
-  }
-  throw EParagonParseException(
-    'Unrecognized structure: expected e-paragon wrapper or JPK payload.',
-  );
-}
-
-Map<String, dynamic>? _tryJws(String token) {
-  final parts = token.split('.');
-  if (parts.length != 3) return null;
-  try {
-    final normalized = base64Url.normalize(parts[1]);
-    final decoded = utf8.decode(base64Url.decode(normalized));
-    final obj = jsonDecode(decoded);
-    return obj is Map ? obj.cast<String, dynamic>() : null;
-  } on FormatException {
-    return null;
-  }
-}
-
-Item? _itemFromTowar(Map<String, dynamic> t, List<String> warnings) {
-  var name = (t['nazwa'] as String? ?? '').trim();
-  // Names end with the VAT rate letter, e.g. "Tonic                    A".
-  if (name.length > 2 &&
-      name[name.length - 2] == ' ' &&
-      RegExp(r'[A-G]$').hasMatch(name)) {
-    name = name.substring(0, name.length - 2).trim();
-  }
-  name = name.replaceAll(RegExp(r'\s+'), ' ');
-  if (name.isEmpty) return null;
-
-  final total = _asIntOrNull(t['brutto']);
-  if (total == null) {
-    warnings.add('Skipped "$name": missing brutto amount.');
-    return null;
-  }
-  final unit = _asIntOrNull(t['cena']) ?? 0;
-  final qty = _parseQty(t['ilosc']);
-  final rabat = t['rabat'];
-  final discount = rabat is Map ? (_asIntOrNull(rabat['wart']) ?? 0) : 0;
-
-  final lower = name.toLowerCase();
-  var category = Categories.general;
-  var assignment = Assignment();
-  if (_alcoholKeywords.any(lower.contains)) {
-    category = Categories.alcohol;
-    assignment = Assignment(mode: AssignMode.drinkers);
-  } else if (_mixerKeywords.any(lower.contains)) {
-    category = Categories.mixer; // still split among everyone by default
-  }
-
-  return Item(
-    id: Ids.next(),
-    name: name,
-    totalGr: total,
-    qty: qty,
-    unitPriceGr: unit,
-    discountGr: discount,
-    category: category,
-    assignment: assignment,
-  );
-}
-
-double _parseQty(dynamic v) {
-  if (v is num) return v.toDouble();
-  if (v is String) {
-    return double.tryParse(v.replaceAll(',', '.').trim()) ?? 1;
-  }
-  return 1;
-}
-
-int _asInt(dynamic v) => _asIntOrNull(v) ?? 0;
-
-int? _asIntOrNull(dynamic v) {
-  if (v is int) return v;
-  if (v is num) return v.round();
-  if (v is String) return int.tryParse(v);
-  return null;
-}
diff --git a/billsplit/lib/domain/models.dart b/billsplit/lib/domain/models.dart
index 771e512..1f4dae7 100644
--- a/billsplit/lib/domain/models.dart
+++ b/billsplit/lib/domain/models.dart
@@ -2,6 +2,8 @@
 /// floating point drift; formatting happens only at the UI/export edge.
 library;
 
+part 'assignment.dart';
+
 /// Formats [grosze] as a Polish złoty string, e.g. `1234` → `12,34 zł`.
 String formatPln(int grosze) {
   final neg = grosze < 0;
@@ -82,197 +84,3 @@ enum AssignMode {
   /// An explicit hand-picked set of people shares the item.
   custom,
 }
-
-/// The assignment of one item: a symbolic mode plus mode-specific data.
-class Assignment {
-  /// Creates an assignment; defaults to [AssignMode.everyone].
-  Assignment({
-    this.mode = AssignMode.everyone,
-    this.groupId,
-    Set<String>? customIds,
-  }) : customIds = customIds ?? <String>{};
-
-  /// Restores an assignment from its [toJson] map.
-  factory Assignment.fromJson(Map<String, dynamic> j) => Assignment(
-        mode: AssignMode.values.asNameMap()[j['mode']] ?? AssignMode.everyone,
-        groupId: j['groupId'] as String?,
-        customIds: (j['customIds'] as List? ?? const <dynamic>[])
-            .cast<String>()
-            .toSet(),
-      );
-
-  /// Current mode.
-  AssignMode mode;
-
-  /// Group id when [mode] is [AssignMode.group].
-  String? groupId;
-
-  /// Hand-picked person ids when [mode] is [AssignMode.custom].
-  final Set<String> customIds;
-
-  /// JSON representation for persistence.
-  Map<String, dynamic> toJson() => {
-        'mode': mode.name,
-        if (groupId != null) 'groupId': groupId,
-        'customIds': customIds.toList(),
-      };
-}
-
-/// Standard item categories. [Item.category] is free text so users can add
-/// their own; these constants are the ones the importer produces.
-abstract final class Categories {
-  /// Alcoholic drinks — default to drinkers only.
-  static const alcohol = 'Alcohol';
-
-  /// Mixers (tonic, limes, …) — tagged for visibility, split among everyone.
-  static const mixer = 'Mixer';
-
-  /// Returnable bottle deposits (kaucja).
-  static const deposit = 'Deposit';
-
-  /// Anything else.
-  static const general = 'General';
-}
-
-/// One receipt line.
-class Item {
-  /// Creates an item; [totalGr] is the post-discount line total.
-  Item({
-    required this.id,
-    required this.name,
-    required this.totalGr,
-    this.qty = 1,
-    this.unitPriceGr = 0,
-    this.discountGr = 0,
-    this.category = Categories.general,
-    Assignment? assignment,
-  }) : assignment = assignment ?? Assignment();
-
-  /// Restores an item from its [toJson] map.
-  factory Item.fromJson(Map<String, dynamic> j) => Item(
-        id: j['id'] as String,
-        name: j['name'] as String,
-        totalGr: j['totalGr'] as int,
-        qty: (j['qty'] as num? ?? 1).toDouble(),
-        unitPriceGr: j['unitPriceGr'] as int? ?? 0,
-        discountGr: j['discountGr'] as int? ?? 0,
-        category: j['category'] as String? ?? Categories.general,
-        assignment: Assignment.fromJson(
-          (j['assignment'] as Map?)?.cast<String, dynamic>() ?? const {},
-        ),
-      );
-
-  /// Stable unique id.
-  final String id;
-
-  /// Display name.
-  String name;
-
-  /// Final line total after discount — the ground truth used for splitting.
-  int totalGr;
-
-  /// Quantity (may be fractional for weighed goods).
-  double qty;
-
-  /// Unit price in grosze.
-  int unitPriceGr;
-
-  /// Discount already included in [totalGr]; kept for display (<= 0).
-  int discountGr;
-
-  /// Free-text category; see [Categories] for the standard values.
-  String category;
-
-  /// Who shares this item.
-  Assignment assignment;
-
-  /// JSON representation for persistence.
-  Map<String, dynamic> toJson() => {
-        'id': id,
-        'name': name,
-        'totalGr': totalGr,
-        'qty': qty,
-        'unitPriceGr': unitPriceGr,
-        'discountGr': discountGr,
-        'category': category,
-        'assignment': assignment.toJson(),
-      };
-}
-
-/// One shopping receipt with its items and participants.
-class Receipt {
-  /// Creates a receipt; [participantIds] defaults to empty.
-  Receipt({
-    required this.id,
-    required this.title,
-    this.store,
-    DateTime? date,
-    List<Item>? items,
-    Set<String>? participantIds,
-    this.paidTotalGr,
-  })  : date = date ?? DateTime.now(),
-        items = items ?? <Item>[],
-        participantIds = participantIds ?? <String>{};
-
-  /// Restores a receipt from its [toJson] map.
-  factory Receipt.fromJson(Map<String, dynamic> j) => Receipt(
-        id: j['id'] as String,
-        title: j['title'] as String,
-        store: j['store'] as String?,
-        date: DateTime.tryParse(j['date'] as String? ?? '') ?? DateTime.now(),
-        items: (j['items'] as List? ?? const <dynamic>[])
-            .map((e) => Item.fromJson((e as Map).cast<String, dynamic>()))
-            .toList(),
-        participantIds: (j['participantIds'] as List? ?? const <dynamic>[])
-            .cast<String>()
-            .toSet(),
-        paidTotalGr: j['paidTotalGr'] as int?,
-      );
-
-  /// Stable unique id.
-  final String id;
-
-  /// Display title.
-  String title;
-
-  /// Store name, if known.
-  String? store;
-
-  /// Sale date.
-  DateTime date;
-
-  /// Line items.
-  final List<Item> items;
-
-  /// Subset of the roster taking part in this receipt.
-  final Set<String> participantIds;
-
-  /// What was actually paid (incl. deposits) — used for the reconciliation
-  /// check. Null for manual receipts where the user never entered it.
-  int? paidTotalGr;
-
-  /// Sum of all item totals in grosze.
-  int get itemsTotalGr => items.fold(0, (s, i) => s + i.totalGr);
-
-  /// JSON representation for persistence.
-  Map<String, dynamic> toJson() => {
-        'id': id,
-        'title': title,
-        'store': store,
-        'date': date.toIso8601String(),
-        'items': items.map((i) => i.toJson()).toList(),
-        'participantIds': participantIds.toList(),
-        'paidTotalGr': paidTotalGr,
-      };
-}
-
-/// Simple unique id source: time + counter. Good enough for a local,
-/// single-user app.
-class Ids {
-  static int _c = 0;
-
-  /// Returns a new unique id.
-  static String next() =>
-      '${DateTime.now().microsecondsSinceEpoch.toRadixString(36)}'
-      '-${(_c++).toRadixString(36)}';
-}
diff --git a/billsplit/lib/ui/people_screen.dart b/billsplit/lib/ui/people_screen.dart
index e1874bd..c5b0465 100644
--- a/billsplit/lib/ui/people_screen.dart
+++ b/billsplit/lib/ui/people_screen.dart
@@ -4,6 +4,8 @@ import 'package:design_system/design_system.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
+part 'people_tiles.dart';
+
 /// Roster management: people with a drinks toggle, plus custom groups.
 class PeopleScreen extends StatelessWidget {
   /// Creates the people screen.
@@ -131,136 +133,3 @@ class PeopleScreen extends StatelessWidget {
     );
   }
 }
-
-class _PersonTile extends StatelessWidget {
-  const _PersonTile({required this.person});
-  final Person person;
-
-  @override
-  Widget build(BuildContext context) {
-    final state = context.read<AppState>();
-    return ListTile(
-      leading: CircleAvatar(
-        child: Text(
-          person.name.isEmpty ? '?' : person.name.substring(0, 1).toUpperCase(),
-        ),
-      ),
-      title: Text(person.name),
-      subtitle: Wrap(
-        spacing: 6,
-        children: [
-          for (final g in state.groups.where(
-            (g) => g.memberIds.contains(person.id),
-          ))
-            Chip(
-              label: Text(g.name, style: const TextStyle(fontSize: 11)),
-              visualDensity: VisualDensity.compact,
-              materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
-            ),
-        ],
-      ),
-      trailing: Row(
-        mainAxisSize: MainAxisSize.min,
-        children: [
-          Tooltip(
-            message: 'Drinks alcohol',
-            child: Switch(
-              value: person.drinks,
-              onChanged: (v) => state.mutate(() => person.drinks = v),
-            ),
-          ),
-          IconButton(
-            icon: const Icon(Icons.delete_outline),
-            onPressed: () => _confirmRemove(context, state),
-          ),
-        ],
-      ),
-      onTap: () => _editMembership(context, state),
-    );
-  }
-
-  Future<void> _confirmRemove(BuildContext context, AppState state) async {
-    final ok = await showDialog<bool>(
-      context: context,
-      builder: (c) => AlertDialog(
-        title: Text('Remove ${person.name}?'),
-        content: const Text(
-          'They will be removed from all receipts and item assignments.',
-        ),
-        actions: [
-          TextButton(
-            onPressed: () => Navigator.pop(c, false),
-            child: const Text('Cancel'),
-          ),
-          FilledButton(
-            onPressed: () => Navigator.pop(c, true),
-            child: const Text('Remove'),
-          ),
-        ],
-      ),
-    );
-    if (ok == true) state.removePerson(person);
-  }
-
-  Future<void> _editMembership(BuildContext context, AppState state) async {
-    if (state.groups.isEmpty) return;
-    await showModalBottomSheet<void>(
-      context: context,
-      builder: (c) => StatefulBuilder(
-        builder: (c, setState) => SafeArea(
-          child: ListView(
-            shrinkWrap: true,
-            children: [
-              Padding(
-                padding: const EdgeInsets.all(16),
-                child: Text(
-                  '${person.name} — groups',
-                  style: Theme.of(c).textTheme.titleMedium,
-                ),
-              ),
-              for (final g in state.groups)
-                CheckboxListTile(
-                  title: Text(g.name),
-                  value: g.memberIds.contains(person.id),
-                  onChanged: (v) {
-                    state.mutate(() {
-                      if (v == true) {
-                        g.memberIds.add(person.id);
-                      } else {
-                        g.memberIds.remove(person.id);
-                      }
-                    });
-                    setState(() {});
-                  },
-                ),
-            ],
-          ),
-        ),
-      ),
-    );
-  }
-}
-
-class _GroupTile extends StatelessWidget {
-  const _GroupTile({required this.group});
-  final Group group;
-
-  @override
-  Widget build(BuildContext context) {
-    final state = context.read<AppState>();
-    final names = state.people
-        .where((p) => group.memberIds.contains(p.id))
-        .map((p) => p.name)
-        .join(', ');
-    return ListTile(
-      leading: const Icon(Icons.label_outline),
-      title: Text(group.name),
-      subtitle:
-          Text(names.isEmpty ? 'No members — tap a person to add' : names),
-      trailing: IconButton(
-        icon: const Icon(Icons.delete_outline),
-        onPressed: () => state.removeGroup(group),
-      ),
-    );
-  }
-}
diff --git a/billsplit/lib/ui/people_tiles.dart b/billsplit/lib/ui/people_tiles.dart
new file mode 100644
index 0000000..ac1b895
--- /dev/null
+++ b/billsplit/lib/ui/people_tiles.dart
@@ -0,0 +1,139 @@
+/// Person and group tile widgets.
+///
+/// Split out of people_screen.dart to keep it under the 250-line cap. A `part`
+/// because Dart privates are library-scoped.
+
+part of 'people_screen.dart';
+
+class _PersonTile extends StatelessWidget {
+  const _PersonTile({required this.person});
+  final Person person;
+
+  @override
+  Widget build(BuildContext context) {
+    final state = context.read<AppState>();
+    return ListTile(
+      leading: CircleAvatar(
+        child: Text(
+          person.name.isEmpty ? '?' : person.name.substring(0, 1).toUpperCase(),
+        ),
+      ),
+      title: Text(person.name),
+      subtitle: Wrap(
+        spacing: 6,
+        children: [
+          for (final g in state.groups.where(
+            (g) => g.memberIds.contains(person.id),
+          ))
+            Chip(
+              label: Text(g.name, style: const TextStyle(fontSize: 11)),
+              visualDensity: VisualDensity.compact,
+              materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+            ),
+        ],
+      ),
+      trailing: Row(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Tooltip(
+            message: 'Drinks alcohol',
+            child: Switch(
+              value: person.drinks,
+              onChanged: (v) => state.mutate(() => person.drinks = v),
+            ),
+          ),
+          IconButton(
+            icon: const Icon(Icons.delete_outline),
+            onPressed: () => _confirmRemove(context, state),
+          ),
+        ],
+      ),
+      onTap: () => _editMembership(context, state),
+    );
+  }
+
+  Future<void> _confirmRemove(BuildContext context, AppState state) async {
+    final ok = await showDialog<bool>(
+      context: context,
+      builder: (c) => AlertDialog(
+        title: Text('Remove ${person.name}?'),
+        content: const Text(
+          'They will be removed from all receipts and item assignments.',
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(c, false),
+            child: const Text('Cancel'),
+          ),
+          FilledButton(
+            onPressed: () => Navigator.pop(c, true),
+            child: const Text('Remove'),
+          ),
+        ],
+      ),
+    );
+    if (ok == true) state.removePerson(person);
+  }
+
+  Future<void> _editMembership(BuildContext context, AppState state) async {
+    if (state.groups.isEmpty) return;
+    await showModalBottomSheet<void>(
+      context: context,
+      builder: (c) => StatefulBuilder(
+        builder: (c, setState) => SafeArea(
+          child: ListView(
+            shrinkWrap: true,
+            children: [
+              Padding(
+                padding: const EdgeInsets.all(16),
+                child: Text(
+                  '${person.name} — groups',
+                  style: Theme.of(c).textTheme.titleMedium,
+                ),
+              ),
+              for (final g in state.groups)
+                CheckboxListTile(
+                  title: Text(g.name),
+                  value: g.memberIds.contains(person.id),
+                  onChanged: (v) {
+                    state.mutate(() {
+                      if (v == true) {
+                        g.memberIds.add(person.id);
+                      } else {
+                        g.memberIds.remove(person.id);
+                      }
+                    });
+                    setState(() {});
+                  },
+                ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}
+
+class _GroupTile extends StatelessWidget {
+  const _GroupTile({required this.group});
+  final Group group;
+
+  @override
+  Widget build(BuildContext context) {
+    final state = context.read<AppState>();
+    final names = state.people
+        .where((p) => group.memberIds.contains(p.id))
+        .map((p) => p.name)
+        .join(', ');
+    return ListTile(
+      leading: const Icon(Icons.label_outline),
+      title: Text(group.name),
+      subtitle:
+          Text(names.isEmpty ? 'No members — tap a person to add' : names),
+      trailing: IconButton(
+        icon: const Icon(Icons.delete_outline),
+        onPressed: () => state.removeGroup(group),
+      ),
+    );
+  }
+}
diff --git a/billsplit/lib/ui/receipt_items.dart b/billsplit/lib/ui/receipt_items.dart
new file mode 100644
index 0000000..24b4384
--- /dev/null
+++ b/billsplit/lib/ui/receipt_items.dart
@@ -0,0 +1,198 @@
+/// The receipt item list and its row widgets.
+///
+/// Split out of receipt_screen.dart to keep it under the 250-line cap. A `part`
+/// because Dart privates are library-scoped.
+
+part of 'receipt_screen.dart';
+
+class _ItemsList extends StatelessWidget {
+  const _ItemsList({required this.receipt, required this.split});
+  final Receipt receipt;
+  final SplitResult split;
+
+  @override
+  Widget build(BuildContext context) {
+    final state = context.read<AppState>();
+    if (receipt.items.isEmpty) {
+      return const Center(child: Text('No items — add with +.'));
+    }
+    return ListView.builder(
+      padding: const EdgeInsets.only(bottom: 96),
+      itemCount: receipt.items.length,
+      itemBuilder: (context, i) {
+        final item = receipt.items[i];
+        final people =
+            resolveParticipants(item, receipt, state.people, state.groups);
+        final unassigned = people.isEmpty;
+        return ListTile(
+          dense: true,
+          leading: _CategoryDot(category: item.category),
+          title: Text(item.name),
+          subtitle: Text(
+            _assignmentLabel(item, people.length, state),
+            style: TextStyle(
+              color: unassigned ? Theme.of(context).colorScheme.error : null,
+              fontWeight: unassigned ? FontWeight.bold : null,
+            ),
+          ),
+          trailing: Text(formatPln(item.totalGr)),
+          onTap: () => showAssignmentSheet(context, state, receipt, item),
+          onLongPress: () => showItemEditDialog(context, state, receipt, item),
+        );
+      },
+    );
+  }
+
+  String _assignmentLabel(Item item, int n, AppState state) {
+    switch (item.assignment.mode) {
+      case AssignMode.everyone:
+        return 'Everyone ($n)';
+      case AssignMode.drinkers:
+        return 'Drinkers only ($n)';
+      case AssignMode.nonDrinkers:
+        return 'Non-drinkers ($n)';
+      case AssignMode.group:
+        final g = state.groups
+            .where((g) => g.id == item.assignment.groupId)
+            .firstOrNull;
+        return 'Group: ${g?.name ?? '?'} ($n)';
+      case AssignMode.custom:
+        return n == 0 ? 'UNASSIGNED — tap to fix' : 'Selected people ($n)';
+    }
+  }
+}
+
+class _CategoryDot extends StatelessWidget {
+  const _CategoryDot({required this.category});
+  final String category;
+
+  @override
+  Widget build(BuildContext context) {
+    final color = switch (category) {
+      // Categorical encoding, deliberately NOT mapped onto ColorScheme slots.
+      // These four say "which category", not "which theme role", and a
+      // single-accent design system has no four distinct hues to lend. Folding
+      // them into primary/secondary/tertiary would make the categories stop
+      // being distinguishable, which is the only job they have. Tracked in
+      // unified-design-system/nielsen-audit.md as needing a categorical ramp.
+      Categories.alcohol => Colors.deepOrange,
+      Categories.mixer => Colors.amber,
+      Categories.deposit => Colors.blueGrey,
+      _ => Colors.teal,
+    };
+    return CircleAvatar(radius: 6, backgroundColor: color);
+  }
+}
+
+class _TotalsView extends StatelessWidget {
+  const _TotalsView({required this.receipt, required this.split});
+  final Receipt receipt;
+  final SplitResult split;
+
+  @override
+  Widget build(BuildContext context) {
+    final state = context.read<AppState>();
+    final people = receiptParticipants(receipt, state.people)
+      ..sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
+    final itemsTotal = receipt.itemsTotalGr;
+    final assigned = split.assignedTotalGr;
+    final paid = receipt.paidTotalGr;
+
+    return ListView(
+      padding: const EdgeInsets.all(16),
+      children: [
+        if (split.unassigned.isNotEmpty)
+          Card(
+            color: Theme.of(context).colorScheme.errorContainer,
+            child: Padding(
+              padding: const EdgeInsets.all(12),
+              child: Text(
+                '${split.unassigned.length} item(s) have nobody assigned and '
+                'are excluded from totals:\n'
+                '${split.unassigned.map((i) => '· ${i.name}').join('\n')}',
+                style: TextStyle(
+                  color: Theme.of(context).colorScheme.onErrorContainer,
+                ),
+              ),
+            ),
+          ),
+        for (final p in people)
+          _PersonRow(person: p, total: split.perPerson[p.id]),
+        const Divider(height: 32),
+        _kv(context, 'Items total', formatPln(itemsTotal), bold: true),
+        _kv(
+          context,
+          'Assigned to people',
+          formatPln(assigned),
+          warn: assigned != itemsTotal,
+        ),
+        if (paid != null)
+          _kv(
+            context,
+            'Paid (receipt)',
+            formatPln(paid),
+            warn: paid != itemsTotal,
+          ),
+        const SizedBox(height: 8),
+        Text(
+          'Splits are grosz-exact: shares always add up to the item total, '
+          'so no fractional grosze are lost.',
+          style: Theme.of(context).textTheme.bodySmall,
+        ),
+      ],
+    );
+  }
+
+  Widget _kv(
+    BuildContext context,
+    String k,
+    String v, {
+    bool bold = false,
+    bool warn = false,
+  }) {
+    final style = TextStyle(
+      fontWeight: bold || warn ? FontWeight.bold : null,
+      color: warn ? Theme.of(context).colorScheme.error : null,
+    );
+    return Padding(
+      padding: const EdgeInsets.symmetric(vertical: 2),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        children: [Text(k, style: style), Text(v, style: style)],
+      ),
+    );
+  }
+}
+
+class _PersonRow extends StatelessWidget {
+  const _PersonRow({required this.person, required this.total});
+  final Person person;
+  final PersonTotal? total;
+
+  @override
+  Widget build(BuildContext context) {
+    final t = total;
+    return ListTile(
+      contentPadding: EdgeInsets.zero,
+      leading: CircleAvatar(
+        child: Text(
+          person.name.isEmpty ? '?' : person.name.substring(0, 1).toUpperCase(),
+        ),
+      ),
+      title: Text(person.name),
+      subtitle: t == null || t.alcoholGr == 0
+          ? null
+          : Text(
+              'alcohol ${formatPln(t.alcoholGr)} · rest ${formatPln(t.restGr)}',
+            ),
+      trailing: Text(
+        formatPln(t?.totalGr ?? 0),
+        style: Theme.of(context).textTheme.titleMedium,
+      ),
+    );
+  }
+}
+
+extension<T> on Iterable<T> {
+  T? get firstOrNull => isEmpty ? null : first;
+}
diff --git a/billsplit/lib/ui/receipt_screen.dart b/billsplit/lib/ui/receipt_screen.dart
index d7e06bf..08f476f 100644
--- a/billsplit/lib/ui/receipt_screen.dart
+++ b/billsplit/lib/ui/receipt_screen.dart
@@ -9,6 +9,8 @@ import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
+part 'receipt_items.dart';
+
 /// Writes exported [bytes] to [path]; the seam the export flow writes through.
 ///
 /// Kept injectable because `file_selector` only returns a destination — the
@@ -207,195 +209,3 @@ class _ReceiptScreenState extends State<ReceiptScreen> {
     }
   }
 }
-
-class _ItemsList extends StatelessWidget {
-  const _ItemsList({required this.receipt, required this.split});
-  final Receipt receipt;
-  final SplitResult split;
-
-  @override
-  Widget build(BuildContext context) {
-    final state = context.read<AppState>();
-    if (receipt.items.isEmpty) {
-      return const Center(child: Text('No items — add with +.'));
-    }
-    return ListView.builder(
-      padding: const EdgeInsets.only(bottom: 96),
-      itemCount: receipt.items.length,
-      itemBuilder: (context, i) {
-        final item = receipt.items[i];
-        final people =
-            resolveParticipants(item, receipt, state.people, state.groups);
-        final unassigned = people.isEmpty;
-        return ListTile(
-          dense: true,
-          leading: _CategoryDot(category: item.category),
-          title: Text(item.name),
-          subtitle: Text(
-            _assignmentLabel(item, people.length, state),
-            style: TextStyle(
-              color: unassigned ? Theme.of(context).colorScheme.error : null,
-              fontWeight: unassigned ? FontWeight.bold : null,
-            ),
-          ),
-          trailing: Text(formatPln(item.totalGr)),
-          onTap: () => showAssignmentSheet(context, state, receipt, item),
-          onLongPress: () => showItemEditDialog(context, state, receipt, item),
-        );
-      },
-    );
-  }
-
-  String _assignmentLabel(Item item, int n, AppState state) {
-    switch (item.assignment.mode) {
-      case AssignMode.everyone:
-        return 'Everyone ($n)';
-      case AssignMode.drinkers:
-        return 'Drinkers only ($n)';
-      case AssignMode.nonDrinkers:
-        return 'Non-drinkers ($n)';
-      case AssignMode.group:
-        final g = state.groups
-            .where((g) => g.id == item.assignment.groupId)
-            .firstOrNull;
-        return 'Group: ${g?.name ?? '?'} ($n)';
-      case AssignMode.custom:
-        return n == 0 ? 'UNASSIGNED — tap to fix' : 'Selected people ($n)';
-    }
-  }
-}
-
-class _CategoryDot extends StatelessWidget {
-  const _CategoryDot({required this.category});
-  final String category;
-
-  @override
-  Widget build(BuildContext context) {
-    final color = switch (category) {
-      // Categorical encoding, deliberately NOT mapped onto ColorScheme slots.
-      // These four say "which category", not "which theme role", and a
-      // single-accent design system has no four distinct hues to lend. Folding
-      // them into primary/secondary/tertiary would make the categories stop
-      // being distinguishable, which is the only job they have. Tracked in
-      // unified-design-system/nielsen-audit.md as needing a categorical ramp.
-      Categories.alcohol => Colors.deepOrange,
-      Categories.mixer => Colors.amber,
-      Categories.deposit => Colors.blueGrey,
-      _ => Colors.teal,
-    };
-    return CircleAvatar(radius: 6, backgroundColor: color);
-  }
-}
-
-class _TotalsView extends StatelessWidget {
-  const _TotalsView({required this.receipt, required this.split});
-  final Receipt receipt;
-  final SplitResult split;
-
-  @override
-  Widget build(BuildContext context) {
-    final state = context.read<AppState>();
-    final people = receiptParticipants(receipt, state.people)
-      ..sort((a, b) => a.name.toLowerCase().compareTo(b.name.toLowerCase()));
-    final itemsTotal = receipt.itemsTotalGr;
-    final assigned = split.assignedTotalGr;
-    final paid = receipt.paidTotalGr;
-
-    return ListView(
-      padding: const EdgeInsets.all(16),
-      children: [
-        if (split.unassigned.isNotEmpty)
-          Card(
-            color: Theme.of(context).colorScheme.errorContainer,
-            child: Padding(
-              padding: const EdgeInsets.all(12),
-              child: Text(
-                '${split.unassigned.length} item(s) have nobody assigned and '
-                'are excluded from totals:\n'
-                '${split.unassigned.map((i) => '· ${i.name}').join('\n')}',
-                style: TextStyle(
-                  color: Theme.of(context).colorScheme.onErrorContainer,
-                ),
-              ),
-            ),
-          ),
-        for (final p in people)
-          _PersonRow(person: p, total: split.perPerson[p.id]),
-        const Divider(height: 32),
-        _kv(context, 'Items total', formatPln(itemsTotal), bold: true),
-        _kv(
-          context,
-          'Assigned to people',
-          formatPln(assigned),
-          warn: assigned != itemsTotal,
-        ),
-        if (paid != null)
-          _kv(
-            context,
-            'Paid (receipt)',
-            formatPln(paid),
-            warn: paid != itemsTotal,
-          ),
-        const SizedBox(height: 8),
-        Text(
-          'Splits are grosz-exact: shares always add up to the item total, '
-          'so no fractional grosze are lost.',
-          style: Theme.of(context).textTheme.bodySmall,
-        ),
-      ],
-    );
-  }
-
-  Widget _kv(
-    BuildContext context,
-    String k,
-    String v, {
-    bool bold = false,
-    bool warn = false,
-  }) {
-    final style = TextStyle(
-      fontWeight: bold || warn ? FontWeight.bold : null,
-      color: warn ? Theme.of(context).colorScheme.error : null,
-    );
-    return Padding(
-      padding: const EdgeInsets.symmetric(vertical: 2),
-      child: Row(
-        mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        children: [Text(k, style: style), Text(v, style: style)],
-      ),
-    );
-  }
-}
-
-class _PersonRow extends StatelessWidget {
-  const _PersonRow({required this.person, required this.total});
-  final Person person;
-  final PersonTotal? total;
-
-  @override
-  Widget build(BuildContext context) {
-    final t = total;
-    return ListTile(
-      contentPadding: EdgeInsets.zero,
-      leading: CircleAvatar(
-        child: Text(
-          person.name.isEmpty ? '?' : person.name.substring(0, 1).toUpperCase(),
-        ),
-      ),
-      title: Text(person.name),
-      subtitle: t == null || t.alcoholGr == 0
-          ? null
-          : Text(
-              'alcohol ${formatPln(t.alcoholGr)} · rest ${formatPln(t.restGr)}',
-            ),
-      trailing: Text(
-        formatPln(t?.totalGr ?? 0),
-        style: Theme.of(context).textTheme.titleMedium,
-      ),
-    );
-  }
-}
-
-extension<T> on Iterable<T> {
-  T? get firstOrNull => isEmpty ? null : first;
-}
diff --git a/billsplit/test/people_flows_test.dart b/billsplit/test/people_flows_test.dart
new file mode 100644
index 0000000..081ceca
--- /dev/null
+++ b/billsplit/test/people_flows_test.dart
@@ -0,0 +1,155 @@
+// People screen flows.
+
+
+import 'package:billsplit/domain/models.dart';
+import 'package:billsplit/state/app_state.dart';
+import 'package:billsplit/ui/people_screen.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'helpers.dart';
+
+Receipt demoReceipt(AppState s, {bool withUnassigned = false}) {
+  final r = Receipt(
+    id: 'r1',
+    title: 'Demo',
+    store: 'Biedronka',
+    paidTotalGr: 1000,
+    items: [
+      Item(id: 'i1', name: 'Bread', totalGr: 500),
+      Item(
+        id: 'i2',
+        name: 'Beer',
+        totalGr: 300,
+        category: Categories.alcohol,
+        assignment: Assignment(mode: AssignMode.drinkers),
+      ),
+      Item(
+        id: 'i3',
+        name: 'Tonic',
+        totalGr: 100,
+        category: Categories.mixer,
+      ),
+      Item(
+        id: 'i4',
+        name: 'Kaucja',
+        totalGr: 100,
+        category: Categories.deposit,
+      ),
+      if (withUnassigned)
+        Item(
+          id: 'i5',
+          name: 'Ghost',
+          totalGr: 50,
+          assignment: Assignment(mode: AssignMode.custom),
+        ),
+    ],
+  );
+  s.addReceipt(r);
+  return r;
+}
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  group('people', () {
+    testWidgets('add person dialog: toggle, cancel, empty, valid',
+        (tester) async {
+      final s = tempState();
+      await pumpApp(tester, s, const PeopleScreen());
+      expect(find.textContaining('Nobody yet'), findsOneWidget);
+
+      await tester.tap(find.text('Add person'));
+      await tester.pumpAndSettle();
+      await tester.tap(find.byType(Switch));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Cancel'));
+      await tester.pumpAndSettle();
+      expect(s.people, isEmpty);
+
+      await tester.tap(find.text('Add person'));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Add'));
+      await tester.pumpAndSettle();
+      expect(s.people, isEmpty);
+
+      await tester.tap(find.text('Add person'));
+      await tester.pumpAndSettle();
+      await tester.enterText(find.byType(TextField), 'Kasia');
+      await tester.tap(find.byType(Switch));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Add'));
+      await tester.pumpAndSettle();
+      expect(s.people.single.name, 'Kasia');
+      expect(s.people.single.drinks, isFalse);
+      await flushSaves(tester);
+    });
+
+    testWidgets('drinks switch, membership early-return, delete flows',
+        (tester) async {
+      final s = tempState();
+      final p = s.addPerson('Ala');
+      await pumpApp(tester, s, const PeopleScreen());
+      await flushSaves(tester);
+
+      await tester.tap(find.byType(Switch).first);
+      await tester.pumpAndSettle();
+      expect(p.drinks, isFalse);
+
+      // No groups yet → tapping the person is a no-op branch.
+      await tester.tap(find.text('Ala'));
+      await tester.pumpAndSettle();
+      expect(find.text('Group membership'), findsNothing);
+
+      await tester.tap(find.byIcon(Icons.delete_outline).first);
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Cancel'));
+      await tester.pumpAndSettle();
+      expect(s.people, hasLength(1));
+
+      await tester.tap(find.byIcon(Icons.delete_outline).first);
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Remove'));
+      await tester.pumpAndSettle();
+      expect(s.people, isEmpty);
+      await flushSaves(tester);
+    });
+
+    testWidgets('groups: add, membership sheet, delete', (tester) async {
+      final s = tempState()..addPerson('Ala');
+      await pumpApp(tester, s, const PeopleScreen());
+      await flushSaves(tester);
+
+      await tester.tap(find.text('Add group'));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Cancel'));
+      await tester.pumpAndSettle();
+      expect(s.groups, isEmpty);
+
+      await tester.tap(find.text('Add group'));
+      await tester.pumpAndSettle();
+      await tester.enterText(find.byType(TextField), 'Meat');
+      await tester.tap(find.text('Add'));
+      await tester.pumpAndSettle();
+      expect(s.groups.single.name, 'Meat');
+      expect(find.textContaining('No members'), findsOneWidget);
+
+      await tester.tap(find.text('Ala'));
+      await tester.pumpAndSettle();
+      expect(find.byType(CheckboxListTile), findsOneWidget);
+      await tester.tap(find.byType(CheckboxListTile));
+      await tester.pumpAndSettle();
+      expect(s.groups.single.memberIds, hasLength(1));
+      await tester.tap(find.byType(CheckboxListTile));
+      await tester.pumpAndSettle();
+      expect(s.groups.single.memberIds, isEmpty);
+      await tester.tapAt(const Offset(10, 10)); // close sheet
+      await tester.pumpAndSettle();
+
+      await tester.tap(find.byIcon(Icons.delete_outline).last);
+      await tester.pumpAndSettle();
+      expect(s.groups, isEmpty);
+      await flushSaves(tester);
+    });
+  });
+}
diff --git a/billsplit/test/receipt_flows_test.dart b/billsplit/test/receipt_flows_test.dart
new file mode 100644
index 0000000..740b14b
--- /dev/null
+++ b/billsplit/test/receipt_flows_test.dart
@@ -0,0 +1,141 @@
+// Receipt screen flows.
+
+
+import 'package:billsplit/domain/models.dart';
+import 'package:billsplit/state/app_state.dart';
+import 'package:billsplit/ui/receipt_screen.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'helpers.dart';
+
+Receipt demoReceipt(AppState s, {bool withUnassigned = false}) {
+  final r = Receipt(
+    id: 'r1',
+    title: 'Demo',
+    store: 'Biedronka',
+    paidTotalGr: 1000,
+    items: [
+      Item(id: 'i1', name: 'Bread', totalGr: 500),
+      Item(
+        id: 'i2',
+        name: 'Beer',
+        totalGr: 300,
+        category: Categories.alcohol,
+        assignment: Assignment(mode: AssignMode.drinkers),
+      ),
+      Item(
+        id: 'i3',
+        name: 'Tonic',
+        totalGr: 100,
+        category: Categories.mixer,
+      ),
+      Item(
+        id: 'i4',
+        name: 'Kaucja',
+        totalGr: 100,
+        category: Categories.deposit,
+      ),
+      if (withUnassigned)
+        Item(
+          id: 'i5',
+          name: 'Ghost',
+          totalGr: 50,
+          assignment: Assignment(mode: AssignMode.custom),
+        ),
+    ],
+  );
+  s.addReceipt(r);
+  return r;
+}
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  group('receipt screen', () {
+    testWidgets('unknown id shows deleted note', (tester) async {
+      final s = tempState();
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'nope'));
+      expect(find.text('Receipt deleted.'), findsOneWidget);
+    });
+
+    testWidgets('tabs on narrow, panes on wide', (tester) async {
+      final s = tempState()..addPerson('Ala');
+      demoReceipt(s);
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
+      await flushSaves(tester);
+      expect(find.byType(TabBar), findsOneWidget);
+      await tester.tap(find.text('Totals'));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('grosz-exact'), findsOneWidget);
+
+      tester.view.physicalSize = const Size(1600, 900);
+      tester.view.devicePixelRatio = 1;
+      addTearDown(tester.view.reset);
+      await tester.pumpAndSettle();
+      expect(find.byType(TabBar), findsNothing);
+      expect(find.byType(VerticalDivider), findsOneWidget);
+    });
+
+    testWidgets('participants: empty roster snackbar, then editing',
+        (tester) async {
+      final s = tempState();
+      demoReceipt(s);
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
+      await flushSaves(tester);
+      await tester.tap(find.byIcon(Icons.group));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('Add people first'), findsOneWidget);
+
+      final p = s.addPerson('Ala');
+      s.addPerson('Bob');
+      await tester.pumpAndSettle();
+      await tester.tap(find.byIcon(Icons.group));
+      await tester.pumpAndSettle();
+      expect(find.text('Who is on this receipt?'), findsOneWidget);
+      await tester.tap(find.byType(CheckboxListTile).first);
+      await tester.pumpAndSettle();
+      expect(s.receipts.single.participantIds.contains(p.id), isTrue);
+      await tester.tap(find.byType(CheckboxListTile).first);
+      await tester.pumpAndSettle();
+      await tester.tapAt(const Offset(10, 10));
+      await tester.pumpAndSettle();
+      await flushSaves(tester);
+    });
+
+    testWidgets('export: no participants, success, cancel, failure',
+        (tester) async {
+      final s = tempState();
+      demoReceipt(s);
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
+      await flushSaves(tester);
+
+      await tester.tap(find.byIcon(Icons.table_view));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('Add participants'), findsOneWidget);
+
+      s.addPerson('Ala');
+      s.receipts.single.participantIds.addAll(s.people.map((p) => p.id));
+      mockFilePicker(saveResult: '/tmp/out.xlsx');
+      await tester.pump(const Duration(seconds: 5)); // expire prior snackbar
+      await tester.pumpAndSettle();
+      await tester.tap(find.byIcon(Icons.table_view));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('Saved: out.xlsx'), findsOneWidget);
+
+      mockFilePicker();
+      await tester.pump(const Duration(seconds: 5));
+      await tester.pumpAndSettle();
+      await tester.tap(find.byIcon(Icons.table_view));
+      await tester.pumpAndSettle();
+
+      mockFilePicker(saveThrows: true);
+      await tester.pump(const Duration(seconds: 5));
+      await tester.pumpAndSettle();
+      await tester.tap(find.byIcon(Icons.table_view));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('Export failed'), findsOneWidget);
+      await flushSaves(tester);
+    });
+  });
+}
diff --git a/billsplit/test/receipt_items_test.dart b/billsplit/test/receipt_items_test.dart
new file mode 100644
index 0000000..b48fdc2
--- /dev/null
+++ b/billsplit/test/receipt_items_test.dart
@@ -0,0 +1,196 @@
+// Receipt item list and assignment sheet flows.
+
+// Receipt screen flows.
+
+
+import 'package:billsplit/domain/models.dart';
+import 'package:billsplit/state/app_state.dart';
+import 'package:billsplit/ui/receipt_screen.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'helpers.dart';
+
+Receipt demoReceipt(AppState s, {bool withUnassigned = false}) {
+  final r = Receipt(
+    id: 'r1',
+    title: 'Demo',
+    store: 'Biedronka',
+    paidTotalGr: 1000,
+    items: [
+      Item(id: 'i1', name: 'Bread', totalGr: 500),
+      Item(
+        id: 'i2',
+        name: 'Beer',
+        totalGr: 300,
+        category: Categories.alcohol,
+        assignment: Assignment(mode: AssignMode.drinkers),
+      ),
+      Item(
+        id: 'i3',
+        name: 'Tonic',
+        totalGr: 100,
+        category: Categories.mixer,
+      ),
+      Item(
+        id: 'i4',
+        name: 'Kaucja',
+        totalGr: 100,
+        category: Categories.deposit,
+      ),
+      if (withUnassigned)
+        Item(
+          id: 'i5',
+          name: 'Ghost',
+          totalGr: 50,
+          assignment: Assignment(mode: AssignMode.custom),
+        ),
+    ],
+  );
+  s.addReceipt(r);
+  return r;
+}
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  group('receipt items', () {
+    testWidgets('items list: labels, unassigned, edit dialog paths',
+        (tester) async {
+      final s = tempState();
+      final p = s.addPerson('Ala');
+      s.addPerson('Bob', drinks: false);
+      final g = s.addGroup('Meat')..memberIds.add(p.id);
+      final r = demoReceipt(s, withUnassigned: true);
+      r.items[0].assignment = Assignment(mode: AssignMode.group, groupId: g.id);
+      r.items[2].assignment = Assignment(mode: AssignMode.nonDrinkers);
+      r.items[3].assignment = Assignment(
+        mode: AssignMode.group,
+        groupId: 'gone',
+      );
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
+      await flushSaves(tester);
+
+      expect(find.textContaining('Group: Meat'), findsOneWidget);
+      expect(find.textContaining('Group: ?'), findsOneWidget);
+      expect(find.textContaining('Drinkers'), findsOneWidget);
+      expect(find.textContaining('Non-drinkers'), findsOneWidget);
+      expect(find.textContaining('UNASSIGNED'), findsOneWidget);
+
+      await tester.tap(find.text('Totals'));
+      await tester.pumpAndSettle();
+      expect(find.textContaining('excluded from totals'), findsOneWidget);
+      await tester.tap(find.text('Items'));
+      await tester.pumpAndSettle();
+
+      // Edit via long-press: invalid total keeps dialog open, then fix+save.
+      await tester.longPress(find.text('Bread'));
+      await tester.pumpAndSettle();
+      await tester.enterText(
+        find.widgetWithText(TextField, 'Total (zł)'),
+        'abc',
+      );
+      await tester.tap(find.text('Save'));
+      await tester.pumpAndSettle();
+      expect(find.text('Save'), findsOneWidget); // still open
+      await tester.enterText(
+        find.widgetWithText(TextField, 'Total (zł)'),
+        '6,00',
+      );
+      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Rolls');
+      await tester.tap(find.text('Save'));
+      await tester.pumpAndSettle();
+      expect(r.items[0].totalGr, 600);
+      expect(r.items[0].name, 'Rolls');
+
+      // Delete an item from the edit dialog.
+      await tester.longPress(find.text('Ghost'));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Delete'));
+      await tester.pumpAndSettle();
+      expect(r.items.any((i) => i.name == 'Ghost'), isFalse);
+
+      // Add a new alcohol item via the FAB: cancel first, then create.
+      await tester.tap(find.byType(FloatingActionButton));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Cancel'));
+      await tester.pumpAndSettle();
+
+      await tester.tap(find.byType(FloatingActionButton));
+      await tester.pumpAndSettle();
+      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Wine');
+      await tester.enterText(
+        find.widgetWithText(TextField, 'Total (zł)'),
+        '30',
+      );
+      await tester.tap(find.byType(DropdownButtonFormField<String>));
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Alcohol').last);
+      await tester.pumpAndSettle();
+      await tester.tap(find.text('Save'));
+      await tester.pumpAndSettle();
+      final wine = r.items.singleWhere((i) => i.name == 'Wine');
+      expect(wine.totalGr, 3000);
+      expect(wine.assignment.mode, AssignMode.drinkers);
+
+      await tester.tap(find.byType(FloatingActionButton));
+      await tester.pumpAndSettle();
+      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Chips');
+      await tester.enterText(
+        find.widgetWithText(TextField, 'Total (zł)'),
+        '5',
+      );
+      await tester.tap(find.text('Save'));
+      await tester.pumpAndSettle();
+      expect(
+        r.items.singleWhere((i) => i.name == 'Chips').assignment.mode,
+        AssignMode.everyone,
+      );
+      await flushSaves(tester);
+    });
+
+    testWidgets('assignment sheet: modes, materialization, nobody',
+        (tester) async {
+      final s = tempState();
+      final ala = s.addPerson('Ala');
+      s.addPerson('Bob');
+      final g = s.addGroup('Meat')..memberIds.add(ala.id);
+      final r = demoReceipt(s);
+      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
+      await flushSaves(tester);
+
+      await tester.tap(find.text('Bread'));
+      await tester.pumpAndSettle();
+      final item = r.items[0];
+
+      await tester.tap(find.widgetWithText(ChoiceChip, 'Drinkers'));
+      await tester.pumpAndSettle();
+      expect(item.assignment.mode, AssignMode.drinkers);
+      await tester.tap(find.widgetWithText(ChoiceChip, 'Non-drinkers'));
+      await tester.pumpAndSettle();
+      expect(item.assignment.mode, AssignMode.nonDrinkers);
+      expect(find.textContaining('Nobody selected'), findsOneWidget);
+      await tester.tap(find.widgetWithText(ChoiceChip, 'Meat'));
+      await tester.pumpAndSettle();
+      expect(item.assignment.mode, AssignMode.group);
+      expect(item.assignment.groupId, g.id);
+      await tester.tap(find.widgetWithText(ChoiceChip, 'Everyone'));
+      await tester.pumpAndSettle();
+      expect(item.assignment.mode, AssignMode.everyone);
+
+      // Toggling a person on a symbolic mode materializes to custom.
+      await tester.tap(find.byType(CheckboxListTile).first);
+      await tester.pumpAndSettle();
+      expect(item.assignment.mode, AssignMode.custom);
+      expect(item.assignment.customIds, hasLength(1));
+      await tester.tap(find.byType(CheckboxListTile).last);
+      await tester.pumpAndSettle();
+      expect(item.assignment.customIds, isEmpty);
+      expect(find.textContaining('Nobody selected'), findsOneWidget);
+      await tester.tap(find.byType(CheckboxListTile).first);
+      await tester.pumpAndSettle();
+      expect(item.assignment.customIds, hasLength(1));
+      await flushSaves(tester);
+    });
+  });
+}
diff --git a/billsplit/test/ui_flows_test.dart b/billsplit/test/ui_flows_test.dart
index 1b24602..4245290 100644
--- a/billsplit/test/ui_flows_test.dart
+++ b/billsplit/test/ui_flows_test.dart
@@ -207,330 +207,4 @@ void main() {
       expect(find.byType(PeopleScreen), findsOneWidget);
     });
   });
-
-  group('people', () {
-    testWidgets('add person dialog: toggle, cancel, empty, valid',
-        (tester) async {
-      final s = tempState();
-      await pumpApp(tester, s, const PeopleScreen());
-      expect(find.textContaining('Nobody yet'), findsOneWidget);
-
-      await tester.tap(find.text('Add person'));
-      await tester.pumpAndSettle();
-      await tester.tap(find.byType(Switch));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Cancel'));
-      await tester.pumpAndSettle();
-      expect(s.people, isEmpty);
-
-      await tester.tap(find.text('Add person'));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Add'));
-      await tester.pumpAndSettle();
-      expect(s.people, isEmpty);
-
-      await tester.tap(find.text('Add person'));
-      await tester.pumpAndSettle();
-      await tester.enterText(find.byType(TextField), 'Kasia');
-      await tester.tap(find.byType(Switch));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Add'));
-      await tester.pumpAndSettle();
-      expect(s.people.single.name, 'Kasia');
-      expect(s.people.single.drinks, isFalse);
-      await flushSaves(tester);
-    });
-
-    testWidgets('drinks switch, membership early-return, delete flows',
-        (tester) async {
-      final s = tempState();
-      final p = s.addPerson('Ala');
-      await pumpApp(tester, s, const PeopleScreen());
-      await flushSaves(tester);
-
-      await tester.tap(find.byType(Switch).first);
-      await tester.pumpAndSettle();
-      expect(p.drinks, isFalse);
-
-      // No groups yet → tapping the person is a no-op branch.
-      await tester.tap(find.text('Ala'));
-      await tester.pumpAndSettle();
-      expect(find.text('Group membership'), findsNothing);
-
-      await tester.tap(find.byIcon(Icons.delete_outline).first);
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Cancel'));
-      await tester.pumpAndSettle();
-      expect(s.people, hasLength(1));
-
-      await tester.tap(find.byIcon(Icons.delete_outline).first);
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Remove'));
-      await tester.pumpAndSettle();
-      expect(s.people, isEmpty);
-      await flushSaves(tester);
-    });
-
-    testWidgets('groups: add, membership sheet, delete', (tester) async {
-      final s = tempState()..addPerson('Ala');
-      await pumpApp(tester, s, const PeopleScreen());
-      await flushSaves(tester);
-
-      await tester.tap(find.text('Add group'));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Cancel'));
-      await tester.pumpAndSettle();
-      expect(s.groups, isEmpty);
-
-      await tester.tap(find.text('Add group'));
-      await tester.pumpAndSettle();
-      await tester.enterText(find.byType(TextField), 'Meat');
-      await tester.tap(find.text('Add'));
-      await tester.pumpAndSettle();
-      expect(s.groups.single.name, 'Meat');
-      expect(find.textContaining('No members'), findsOneWidget);
-
-      await tester.tap(find.text('Ala'));
-      await tester.pumpAndSettle();
-      expect(find.byType(CheckboxListTile), findsOneWidget);
-      await tester.tap(find.byType(CheckboxListTile));
-      await tester.pumpAndSettle();
-      expect(s.groups.single.memberIds, hasLength(1));
-      await tester.tap(find.byType(CheckboxListTile));
-      await tester.pumpAndSettle();
-      expect(s.groups.single.memberIds, isEmpty);
-      await tester.tapAt(const Offset(10, 10)); // close sheet
-      await tester.pumpAndSettle();
-
-      await tester.tap(find.byIcon(Icons.delete_outline).last);
-      await tester.pumpAndSettle();
-      expect(s.groups, isEmpty);
-      await flushSaves(tester);
-    });
-  });
-
-  group('receipt screen', () {
-    testWidgets('unknown id shows deleted note', (tester) async {
-      final s = tempState();
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'nope'));
-      expect(find.text('Receipt deleted.'), findsOneWidget);
-    });
-
-    testWidgets('tabs on narrow, panes on wide', (tester) async {
-      final s = tempState()..addPerson('Ala');
-      demoReceipt(s);
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
-      await flushSaves(tester);
-      expect(find.byType(TabBar), findsOneWidget);
-      await tester.tap(find.text('Totals'));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('grosz-exact'), findsOneWidget);
-
-      tester.view.physicalSize = const Size(1600, 900);
-      tester.view.devicePixelRatio = 1;
-      addTearDown(tester.view.reset);
-      await tester.pumpAndSettle();
-      expect(find.byType(TabBar), findsNothing);
-      expect(find.byType(VerticalDivider), findsOneWidget);
-    });
-
-    testWidgets('participants: empty roster snackbar, then editing',
-        (tester) async {
-      final s = tempState();
-      demoReceipt(s);
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
-      await flushSaves(tester);
-      await tester.tap(find.byIcon(Icons.group));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('Add people first'), findsOneWidget);
-
-      final p = s.addPerson('Ala');
-      s.addPerson('Bob');
-      await tester.pumpAndSettle();
-      await tester.tap(find.byIcon(Icons.group));
-      await tester.pumpAndSettle();
-      expect(find.text('Who is on this receipt?'), findsOneWidget);
-      await tester.tap(find.byType(CheckboxListTile).first);
-      await tester.pumpAndSettle();
-      expect(s.receipts.single.participantIds.contains(p.id), isTrue);
-      await tester.tap(find.byType(CheckboxListTile).first);
-      await tester.pumpAndSettle();
-      await tester.tapAt(const Offset(10, 10));
-      await tester.pumpAndSettle();
-      await flushSaves(tester);
-    });
-
-    testWidgets('export: no participants, success, cancel, failure',
-        (tester) async {
-      final s = tempState();
-      demoReceipt(s);
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
-      await flushSaves(tester);
-
-      await tester.tap(find.byIcon(Icons.table_view));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('Add participants'), findsOneWidget);
-
-      s.addPerson('Ala');
-      s.receipts.single.participantIds.addAll(s.people.map((p) => p.id));
-      mockFilePicker(saveResult: '/tmp/out.xlsx');
-      await tester.pump(const Duration(seconds: 5)); // expire prior snackbar
-      await tester.pumpAndSettle();
-      await tester.tap(find.byIcon(Icons.table_view));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('Saved: out.xlsx'), findsOneWidget);
-
-      mockFilePicker();
-      await tester.pump(const Duration(seconds: 5));
-      await tester.pumpAndSettle();
-      await tester.tap(find.byIcon(Icons.table_view));
-      await tester.pumpAndSettle();
-
-      mockFilePicker(saveThrows: true);
-      await tester.pump(const Duration(seconds: 5));
-      await tester.pumpAndSettle();
-      await tester.tap(find.byIcon(Icons.table_view));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('Export failed'), findsOneWidget);
-      await flushSaves(tester);
-    });
-
-    testWidgets('items list: labels, unassigned, edit dialog paths',
-        (tester) async {
-      final s = tempState();
-      final p = s.addPerson('Ala');
-      s.addPerson('Bob', drinks: false);
-      final g = s.addGroup('Meat')..memberIds.add(p.id);
-      final r = demoReceipt(s, withUnassigned: true);
-      r.items[0].assignment = Assignment(mode: AssignMode.group, groupId: g.id);
-      r.items[2].assignment = Assignment(mode: AssignMode.nonDrinkers);
-      r.items[3].assignment = Assignment(
-        mode: AssignMode.group,
-        groupId: 'gone',
-      );
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
-      await flushSaves(tester);
-
-      expect(find.textContaining('Group: Meat'), findsOneWidget);
-      expect(find.textContaining('Group: ?'), findsOneWidget);
-      expect(find.textContaining('Drinkers'), findsOneWidget);
-      expect(find.textContaining('Non-drinkers'), findsOneWidget);
-      expect(find.textContaining('UNASSIGNED'), findsOneWidget);
-
-      await tester.tap(find.text('Totals'));
-      await tester.pumpAndSettle();
-      expect(find.textContaining('excluded from totals'), findsOneWidget);
-      await tester.tap(find.text('Items'));
-      await tester.pumpAndSettle();
-
-      // Edit via long-press: invalid total keeps dialog open, then fix+save.
-      await tester.longPress(find.text('Bread'));
-      await tester.pumpAndSettle();
-      await tester.enterText(
-        find.widgetWithText(TextField, 'Total (zł)'),
-        'abc',
-      );
-      await tester.tap(find.text('Save'));
-      await tester.pumpAndSettle();
-      expect(find.text('Save'), findsOneWidget); // still open
-      await tester.enterText(
-        find.widgetWithText(TextField, 'Total (zł)'),
-        '6,00',
-      );
-      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Rolls');
-      await tester.tap(find.text('Save'));
-      await tester.pumpAndSettle();
-      expect(r.items[0].totalGr, 600);
-      expect(r.items[0].name, 'Rolls');
-
-      // Delete an item from the edit dialog.
-      await tester.longPress(find.text('Ghost'));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Delete'));
-      await tester.pumpAndSettle();
-      expect(r.items.any((i) => i.name == 'Ghost'), isFalse);
-
-      // Add a new alcohol item via the FAB: cancel first, then create.
-      await tester.tap(find.byType(FloatingActionButton));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Cancel'));
-      await tester.pumpAndSettle();
-
-      await tester.tap(find.byType(FloatingActionButton));
-      await tester.pumpAndSettle();
-      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Wine');
-      await tester.enterText(
-        find.widgetWithText(TextField, 'Total (zł)'),
-        '30',
-      );
-      await tester.tap(find.byType(DropdownButtonFormField<String>));
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Alcohol').last);
-      await tester.pumpAndSettle();
-      await tester.tap(find.text('Save'));
-      await tester.pumpAndSettle();
-      final wine = r.items.singleWhere((i) => i.name == 'Wine');
-      expect(wine.totalGr, 3000);
-      expect(wine.assignment.mode, AssignMode.drinkers);
-
-      await tester.tap(find.byType(FloatingActionButton));
-      await tester.pumpAndSettle();
-      await tester.enterText(find.widgetWithText(TextField, 'Name'), 'Chips');
-      await tester.enterText(
-        find.widgetWithText(TextField, 'Total (zł)'),
-        '5',
-      );
-      await tester.tap(find.text('Save'));
-      await tester.pumpAndSettle();
-      expect(
-        r.items.singleWhere((i) => i.name == 'Chips').assignment.mode,
-        AssignMode.everyone,
-      );
-      await flushSaves(tester);
-    });
-
-    testWidgets('assignment sheet: modes, materialization, nobody',
-        (tester) async {
-      final s = tempState();
-      final ala = s.addPerson('Ala');
-      s.addPerson('Bob');
-      final g = s.addGroup('Meat')..memberIds.add(ala.id);
-      final r = demoReceipt(s);
-      await pumpApp(tester, s, const ReceiptScreen(receiptId: 'r1'));
-      await flushSaves(tester);
-
-      await tester.tap(find.text('Bread'));
-      await tester.pumpAndSettle();
-      final item = r.items[0];
-
-      await tester.tap(find.widgetWithText(ChoiceChip, 'Drinkers'));
-      await tester.pumpAndSettle();
-      expect(item.assignment.mode, AssignMode.drinkers);
-      await tester.tap(find.widgetWithText(ChoiceChip, 'Non-drinkers'));
-      await tester.pumpAndSettle();
-      expect(item.assignment.mode, AssignMode.nonDrinkers);
-      expect(find.textContaining('Nobody selected'), findsOneWidget);
-      await tester.tap(find.widgetWithText(ChoiceChip, 'Meat'));
-      await tester.pumpAndSettle();
-      expect(item.assignment.mode, AssignMode.group);
-      expect(item.assignment.groupId, g.id);
-      await tester.tap(find.widgetWithText(ChoiceChip, 'Everyone'));
-      await tester.pumpAndSettle();
-      expect(item.assignment.mode, AssignMode.everyone);
-
-      // Toggling a person on a symbolic mode materializes to custom.
-      await tester.tap(find.byType(CheckboxListTile).first);
-      await tester.pumpAndSettle();
-      expect(item.assignment.mode, AssignMode.custom);
-      expect(item.assignment.customIds, hasLength(1));
-      await tester.tap(find.byType(CheckboxListTile).last);
-      await tester.pumpAndSettle();
-      expect(item.assignment.customIds, isEmpty);
-      expect(find.textContaining('Nobody selected'), findsOneWidget);
-      await tester.tap(find.byType(CheckboxListTile).first);
-      await tester.pumpAndSettle();
-      expect(item.assignment.customIds, hasLength(1));
-      await flushSaves(tester);
-    });
-  });
 }