drift/extras/migrations_example/README.md

Example to demonstrate tests for schema migrations.

See test/migration_test.dart on how to use the generated verification code.

Workflow

Schema changes

After adapting a schema and incrementing the schemaVersion in the database, run

dart run moor_generator schema dump lib/database.dart moor_migrations/moor_schema_v2.json

Replace _v2 with the current schemaVersion.

Generating test code

Run

dart run moor_generator schema generate moor_migrations/ test/generated/