void export_sqlite_to_flatfile(void** state);
void import_flatfile_to_sqlite(void** state);
void export_idempotent_no_duplicates(void** state);
void export_lmc_correction_survives(void** state);
void switch_preserves_old_backend_data(void** state);
void export_all_contacts(void** state);
void import_double_dedup(void** state);
void verify_after_export(void** state);
void switch_backends_independent_messages(void** state);
void export_empty_contact(void** state);
void export_message_pool_dated(void** state);
void export_lmc_pool_multiple(void** state);
void export_large_body_survives(void** state);
void bidirectional_merge_to_flatfile(void** state);
void bidirectional_merge_to_sqlite(void** state);
void migration_incremental_accumulation(void** state);
void roundtrip_full_cycle(void** state);
void export_timestamps_preserved(void** state);
void import_timestamps_preserved(void** state);
void export_timestamps_non_utc(void** state);
void muc_export_sqlite_to_flatfile(void** state);
void muc_import_flatfile_to_sqlite(void** state);
void muc_export_timestamps_preserved(void** state);
void muc_export_multiple_rooms(void** state);