85 lines
3.2 KiB
Dart
85 lines
3.2 KiB
Dart
// dart format width=80
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// ignore_for_file: unused_local_variable, unused_import
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import 'package:drift/drift.dart';
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import 'package:drift_dev/api/migrations_native.dart';
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import 'package:weblibre/features/user/data/database/database.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'generated/schema.dart';
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import 'generated/schema_v1.dart' as v1;
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import 'generated/schema_v2.dart' as v2;
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void main() {
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driftRuntimeOptions.dontWarnAboutMultipleDatabases = true;
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late SchemaVerifier verifier;
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setUpAll(() {
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verifier = SchemaVerifier(GeneratedHelper());
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});
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group('simple database migrations', () {
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// These simple tests verify all possible schema updates with a simple (no
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// data) migration. This is a quick way to ensure that written database
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// migrations properly alter the schema.
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const versions = GeneratedHelper.versions;
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for (final (i, fromVersion) in versions.indexed) {
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group('from $fromVersion', () {
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for (final toVersion in versions.skip(i + 1)) {
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test('to $toVersion', () async {
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final schema = await verifier.schemaAt(fromVersion);
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final db = UserDatabase(schema.newConnection());
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await verifier.migrateAndValidate(db, toVersion);
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await db.close();
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});
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}
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});
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}
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});
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// The following template shows how to write tests ensuring your migrations
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// preserve existing data.
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// Testing this can be useful for migrations that change existing columns
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// (e.g. by alterating their type or constraints). Migrations that only add
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// tables or columns typically don't need these advanced tests. For more
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// information, see https://drift.simonbinder.eu/migrations/tests/#verifying-data-integrity
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// TODO: This generated template shows how these tests could be written. Adopt
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// it to your own needs when testing migrations with data integrity.
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test('migration from v1 to v2 does not corrupt data', () async {
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// Add data to insert into the old database, and the expected rows after the
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// migration.
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// TODO: Fill these lists
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final oldSettingData = <v1.SettingData>[];
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final expectedNewSettingData = <v2.SettingData>[];
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final oldIconCacheData = <v1.IconCacheData>[];
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final expectedNewIconCacheData = <v2.IconCacheData>[];
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final oldOnboardingData = <v1.OnboardingData>[];
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final expectedNewOnboardingData = <v2.OnboardingData>[];
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await verifier.testWithDataIntegrity(
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oldVersion: 1,
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newVersion: 2,
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createOld: v1.DatabaseAtV1.new,
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createNew: v2.DatabaseAtV2.new,
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openTestedDatabase: UserDatabase.new,
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createItems: (batch, oldDb) {
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batch.insertAll(oldDb.setting, oldSettingData);
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batch.insertAll(oldDb.iconCache, oldIconCacheData);
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batch.insertAll(oldDb.onboarding, oldOnboardingData);
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},
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validateItems: (newDb) async {
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expect(expectedNewSettingData, await newDb.select(newDb.setting).get());
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expect(
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expectedNewIconCacheData,
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await newDb.select(newDb.iconCache).get(),
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);
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expect(
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expectedNewOnboardingData,
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await newDb.select(newDb.onboarding).get(),
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);
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},
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);
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});
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}
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