Source Code added

mobile/test/drift/main/generated/schema.dart

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+// dart format width=80
+// GENERATED CODE, DO NOT EDIT BY HAND.
+// ignore_for_file: type=lint
+import 'package:drift/drift.dart';
+import 'package:drift/internal/migrations.dart';
+import 'schema_v1.dart' as v1;
+import 'schema_v2.dart' as v2;
+import 'schema_v3.dart' as v3;
+import 'schema_v4.dart' as v4;
+import 'schema_v5.dart' as v5;
+import 'schema_v6.dart' as v6;
+import 'schema_v7.dart' as v7;
+import 'schema_v8.dart' as v8;
+import 'schema_v9.dart' as v9;
+import 'schema_v10.dart' as v10;
+import 'schema_v11.dart' as v11;
+import 'schema_v12.dart' as v12;
+import 'schema_v13.dart' as v13;
+import 'schema_v14.dart' as v14;
+import 'schema_v15.dart' as v15;
+import 'schema_v16.dart' as v16;
+import 'schema_v17.dart' as v17;
+import 'schema_v18.dart' as v18;
+
+class GeneratedHelper implements SchemaInstantiationHelper {
+  @override
+  GeneratedDatabase databaseForVersion(QueryExecutor db, int version) {
+    switch (version) {
+      case 1:
+        return v1.DatabaseAtV1(db);
+      case 2:
+        return v2.DatabaseAtV2(db);
+      case 3:
+        return v3.DatabaseAtV3(db);
+      case 4:
+        return v4.DatabaseAtV4(db);
+      case 5:
+        return v5.DatabaseAtV5(db);
+      case 6:
+        return v6.DatabaseAtV6(db);
+      case 7:
+        return v7.DatabaseAtV7(db);
+      case 8:
+        return v8.DatabaseAtV8(db);
+      case 9:
+        return v9.DatabaseAtV9(db);
+      case 10:
+        return v10.DatabaseAtV10(db);
+      case 11:
+        return v11.DatabaseAtV11(db);
+      case 12:
+        return v12.DatabaseAtV12(db);
+      case 13:
+        return v13.DatabaseAtV13(db);
+      case 14:
+        return v14.DatabaseAtV14(db);
+      case 15:
+        return v15.DatabaseAtV15(db);
+      case 16:
+        return v16.DatabaseAtV16(db);
+      case 17:
+        return v17.DatabaseAtV17(db);
+      case 18:
+        return v18.DatabaseAtV18(db);
+      default:
+        throw MissingSchemaException(version, versions);
+    }
+  }
+
+  static const versions = const [
+    1,
+    2,
+    3,
+    4,
+    5,
+    6,
+    7,
+    8,
+    9,
+    10,
+    11,
+    12,
+    13,
+    14,
+    15,
+    16,
+    17,
+    18,
+  ];
+}

mobile/test/drift/main/migration_test.dart

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+// dart format width=80
+// ignore_for_file: unused_local_variable, unused_import
+import 'package:drift/drift.dart';
+import 'package:drift_dev/api/migrations_native.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:immich_mobile/infrastructure/repositories/db.repository.dart';
+
+import 'generated/schema.dart';
+import 'generated/schema_v1.dart' as v1;
+import 'generated/schema_v2.dart' as v2;
+
+void main() {
+  driftRuntimeOptions.dontWarnAboutMultipleDatabases = true;
+  late SchemaVerifier verifier;
+
+  setUpAll(() {
+    verifier = SchemaVerifier(GeneratedHelper());
+  });
+
+  group('simple database migrations', () {
+    // These simple tests verify all possible schema updates with a simple (no
+    // data) migration. This is a quick way to ensure that written database
+    // migrations properly alter the schema.
+    const versions = GeneratedHelper.versions;
+    for (final (i, fromVersion) in versions.indexed) {
+      group('from $fromVersion', () {
+        for (final toVersion in versions.skip(i + 1)) {
+          test('to $toVersion', () async {
+            final schema = await verifier.schemaAt(fromVersion);
+            final db = Drift(schema.newConnection());
+            await verifier.migrateAndValidate(db, toVersion);
+            await db.close();
+          });
+        }
+      });
+    }
+  });
+}