restructure tests
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gelbeinhalb
374
test/db_tests/aggregates/group_test.dart
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374
test/db_tests/aggregates/group_test.dart
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import 'package:clock/clock.dart';
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import 'package:drift/drift.dart' hide isNull;
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import 'package:drift/native.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:tallee/data/db/database.dart';
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import 'package:tallee/data/dto/group.dart';
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import 'package:tallee/data/dto/player.dart';
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void main() {
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late AppDatabase database;
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late Player testPlayer1;
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late Player testPlayer2;
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late Player testPlayer3;
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late Player testPlayer4;
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late Group testGroup1;
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late Group testGroup2;
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late Group testGroup3;
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late Group testGroup4;
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final fixedDate = DateTime(2025, 19, 11, 00, 11, 23);
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final fakeClock = Clock(() => fixedDate);
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setUp(() {
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database = AppDatabase(
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DatabaseConnection(
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NativeDatabase.memory(),
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// Recommended for widget tests to avoid test errors.
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closeStreamsSynchronously: true,
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),
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);
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withClock(fakeClock, () {
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testPlayer1 = Player(name: 'Alice', description: '');
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testPlayer2 = Player(name: 'Bob', description: '');
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testPlayer3 = Player(name: 'Charlie', description: '');
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testPlayer4 = Player(name: 'Diana', description: '');
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testGroup1 = Group(
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name: 'Test Group',
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description: '',
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members: [testPlayer1, testPlayer2, testPlayer3],
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);
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testGroup2 = Group(
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id: 'gr2',
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name: 'Second Group',
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description: '',
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members: [testPlayer2, testPlayer3, testPlayer4],
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);
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testGroup3 = Group(
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id: 'gr2',
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name: 'Second Group',
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description: '',
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members: [testPlayer2, testPlayer4],
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);
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testGroup4 = Group(
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id: 'gr2',
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name: 'Second Group',
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description: '',
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members: [testPlayer1, testPlayer2, testPlayer3, testPlayer4],
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);
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});
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});
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tearDown(() async {
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await database.close();
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});
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group('Group Tests', () {
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// Verifies that a single group can be added and retrieved with all fields and members intact.
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test('Adding and fetching a single group works correctly', () async {
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await database.groupDao.addGroup(group: testGroup1);
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final fetchedGroup = await database.groupDao.getGroupById(
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groupId: testGroup1.id,
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);
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expect(fetchedGroup.id, testGroup1.id);
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expect(fetchedGroup.name, testGroup1.name);
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expect(fetchedGroup.createdAt, testGroup1.createdAt);
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expect(fetchedGroup.members.length, testGroup1.members.length);
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for (int i = 0; i < testGroup1.members.length; i++) {
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expect(fetchedGroup.members[i].id, testGroup1.members[i].id);
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expect(fetchedGroup.members[i].name, testGroup1.members[i].name);
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expect(
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fetchedGroup.members[i].createdAt,
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testGroup1.members[i].createdAt,
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);
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}
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});
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// Verifies that multiple groups can be added and retrieved with correct members.
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test('Adding and fetching multiple groups works correctly', () async {
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await database.groupDao.addGroupsAsList(
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groups: [testGroup1, testGroup2, testGroup3, testGroup4],
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);
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups.length, 2);
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final testGroups = {testGroup1.id: testGroup1, testGroup2.id: testGroup2};
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for (final group in allGroups) {
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final testGroup = testGroups[group.id]!;
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expect(group.id, testGroup.id);
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expect(group.name, testGroup.name);
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expect(group.createdAt, testGroup.createdAt);
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expect(group.members.length, testGroup.members.length);
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for (int i = 0; i < testGroup.members.length; i++) {
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expect(group.members[i].id, testGroup.members[i].id);
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expect(group.members[i].name, testGroup.members[i].name);
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expect(group.members[i].createdAt, testGroup.members[i].createdAt);
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}
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}
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});
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// Verifies that adding the same group twice does not create duplicates.
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test('Adding the same group twice does not create duplicates', () async {
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await database.groupDao.addGroup(group: testGroup1);
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await database.groupDao.addGroup(group: testGroup1);
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups.length, 1);
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});
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// Verifies that groupExists returns correct boolean based on group presence.
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test('Group existence check works correctly', () async {
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var groupExists = await database.groupDao.groupExists(
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groupId: testGroup1.id,
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);
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expect(groupExists, false);
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await database.groupDao.addGroup(group: testGroup1);
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groupExists = await database.groupDao.groupExists(groupId: testGroup1.id);
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expect(groupExists, true);
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});
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// Verifies that deleteGroup removes the group and returns true.
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test('Deleting a group works correctly', () async {
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await database.groupDao.addGroup(group: testGroup1);
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final groupDeleted = await database.groupDao.deleteGroup(
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groupId: testGroup1.id,
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);
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expect(groupDeleted, true);
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final groupExists = await database.groupDao.groupExists(
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groupId: testGroup1.id,
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);
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expect(groupExists, false);
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});
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// Verifies that updateGroupName correctly updates only the name field.
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test('Updating a group name works correctly', () async {
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await database.groupDao.addGroup(group: testGroup1);
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const newGroupName = 'new group name';
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await database.groupDao.updateGroupName(
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groupId: testGroup1.id,
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newName: newGroupName,
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);
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final result = await database.groupDao.getGroupById(
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groupId: testGroup1.id,
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);
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expect(result.name, newGroupName);
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});
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// Verifies that getGroupCount returns correct count through add/delete operations.
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test('Getting the group count works correctly', () async {
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final initialCount = await database.groupDao.getGroupCount();
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expect(initialCount, 0);
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await database.groupDao.addGroup(group: testGroup1);
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final groupAdded = await database.groupDao.getGroupCount();
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expect(groupAdded, 1);
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final groupRemoved = await database.groupDao.deleteGroup(
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groupId: testGroup1.id,
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);
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expect(groupRemoved, true);
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final finalCount = await database.groupDao.getGroupCount();
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expect(finalCount, 0);
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});
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// Verifies that getAllGroups returns an empty list when no groups exist.
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test('getAllGroups returns empty list when no groups exist', () async {
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups, isEmpty);
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});
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// Verifies that getGroupById throws StateError for non-existent group ID.
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test('getGroupById throws exception for non-existent group', () async {
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expect(
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() => database.groupDao.getGroupById(groupId: 'non-existent-id'),
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throwsA(isA<StateError>()),
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);
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});
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// Verifies that addGroup returns false when trying to add a duplicate group.
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test('addGroup returns false when group already exists', () async {
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final firstAdd = await database.groupDao.addGroup(group: testGroup1);
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expect(firstAdd, true);
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final secondAdd = await database.groupDao.addGroup(group: testGroup1);
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expect(secondAdd, false);
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups.length, 1);
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});
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// Verifies that addGroupsAsList handles an empty list without errors.
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test('addGroupsAsList handles empty list correctly', () async {
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await database.groupDao.addGroupsAsList(groups: []);
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups.length, 0);
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});
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// Verifies that deleteGroup returns false for a non-existent group ID.
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test('deleteGroup returns false for non-existent group', () async {
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final deleted = await database.groupDao.deleteGroup(
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groupId: 'non-existent-id',
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);
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expect(deleted, false);
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});
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// Verifies that updateGroupName returns false for a non-existent group ID.
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test('updateGroupName returns false for non-existent group', () async {
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final updated = await database.groupDao.updateGroupName(
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groupId: 'non-existent-id',
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newName: 'New Name',
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);
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expect(updated, false);
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});
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// Verifies that updateGroupDescription correctly updates the description field.
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test('Updating a group description works correctly', () async {
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await database.groupDao.addGroup(group: testGroup1);
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const newDescription = 'This is a new description';
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final updated = await database.groupDao.updateGroupDescription(
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groupId: testGroup1.id,
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newDescription: newDescription,
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);
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expect(updated, true);
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final result = await database.groupDao.getGroupById(
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groupId: testGroup1.id,
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);
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expect(result.description, newDescription);
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});
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// Verifies that updateGroupDescription can set the description to null.
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test('updateGroupDescription can set description to null', () async {
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final groupWithDescription = Group(
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name: 'Group with description',
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description: 'Initial description',
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members: [testPlayer1],
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);
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await database.groupDao.addGroup(group: groupWithDescription);
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final updated = await database.groupDao.updateGroupDescription(
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groupId: groupWithDescription.id,
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newDescription: 'Updated description',
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);
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expect(updated, true);
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final result = await database.groupDao.getGroupById(
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groupId: groupWithDescription.id,
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);
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expect(result.description, 'Updated description');
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});
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// Verifies that updateGroupDescription returns false for a non-existent group.
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test('updateGroupDescription returns false for non-existent group',
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() async {
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final updated = await database.groupDao.updateGroupDescription(
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groupId: 'non-existent-id',
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newDescription: 'New Description',
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);
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expect(updated, false);
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});
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// Verifies that deleteAllGroups removes all groups from the database.
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test('deleteAllGroups removes all groups', () async {
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await database.groupDao.addGroupsAsList(
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groups: [testGroup1, testGroup2],
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);
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final countBefore = await database.groupDao.getGroupCount();
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expect(countBefore, 2);
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final deleted = await database.groupDao.deleteAllGroups();
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expect(deleted, true);
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final countAfter = await database.groupDao.getGroupCount();
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expect(countAfter, 0);
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});
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// Verifies that deleteAllGroups returns false when no groups exist.
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test('deleteAllGroups returns false when no groups exist', () async {
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final deleted = await database.groupDao.deleteAllGroups();
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expect(deleted, false);
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});
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// Verifies that groups with special characters (quotes, emojis) are stored correctly.
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test('Group with special characters in name is stored correctly', () async {
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final specialGroup = Group(
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name: 'Group\'s & "Special" <Name>',
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description: 'Description with émojis 🎮🎲',
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members: [testPlayer1],
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);
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await database.groupDao.addGroup(group: specialGroup);
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final fetchedGroup = await database.groupDao.getGroupById(
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groupId: specialGroup.id,
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);
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expect(fetchedGroup.name, 'Group\'s & "Special" <Name>');
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expect(fetchedGroup.description, 'Description with émojis 🎮🎲');
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});
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// Verifies that a group with an empty members list can be stored and retrieved.
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test('Group with empty members list is stored correctly', () async {
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final emptyGroup = Group(
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name: 'Empty Group',
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description: '',
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members: [],
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);
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await database.groupDao.addGroup(group: emptyGroup);
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final fetchedGroup = await database.groupDao.getGroupById(
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groupId: emptyGroup.id,
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);
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expect(fetchedGroup.name, 'Empty Group');
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expect(fetchedGroup.members, isEmpty);
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});
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// Verifies that multiple sequential updates to the same group work correctly.
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test('Multiple updates to the same group work correctly', () async {
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await database.groupDao.addGroup(group: testGroup1);
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await database.groupDao.updateGroupName(
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groupId: testGroup1.id,
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newName: 'Updated Name',
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);
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await database.groupDao.updateGroupDescription(
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groupId: testGroup1.id,
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newDescription: 'Updated Description',
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);
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final updatedGroup = await database.groupDao.getGroupById(
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groupId: testGroup1.id,
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);
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expect(updatedGroup.name, 'Updated Name');
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expect(updatedGroup.description, 'Updated Description');
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expect(updatedGroup.members.length, testGroup1.members.length);
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});
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// Verifies that addGroupsAsList with duplicate groups only adds unique ones.
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test('addGroupsAsList with duplicate groups only adds once', () async {
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await database.groupDao.addGroupsAsList(
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groups: [testGroup1, testGroup1, testGroup1],
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);
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final allGroups = await database.groupDao.getAllGroups();
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expect(allGroups.length, 1);
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});
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});
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}
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