TestCreateMigrationsTable ensures that each dialect and test database can successfully create the schema_migrations table.

TestFailedMigration ensures that a migration with a syntax error triggers an expected error when Apply() is run. This test is run on every dialect and

TestLockAndUnlock tests the Lock and Unlock mechanisms of each dialect and test database in isolation from any migrations actually being run.

TestMain replaces the normal test runner for this package. It connects to Docker running on the local machine and launches testing database containers

TestMultiSchemaSupport ensures that each dialect and test database support having multiple tracking tables each tracking separate sets of migrations.

TestRunFailure ensures that a low-level connection or query-related failure triggers an expected error.

TestSimultaneousApply creates multiple Migrators and multiple distinct connections to each test database and attempts to call .Apply() on them all con

Unlock implements the Locker interface to release the global lock after the migrations are run.

Unlock implements the Locker interface to release the global lock after the migrations are run. It first checks if we have the lock before trying to r

Unlock implements the Locker interface to release the global lock after the migrations are run.