from __future__ import annotations import tempfile import unittest from pathlib import Path from carddemo.parity import build_capability_ledger, build_parity_evidence from carddemo.repository import seed_from_legacy ROOT = Path(__file__).resolve().parents[2] SOURCE = ROOT / "source" class ParityEvidenceTests(unittest.TestCase): def setUp(self) -> None: self.tmp = tempfile.TemporaryDirectory() self.db_path = Path(self.tmp.name) / "carddemo.sqlite" seed_from_legacy(SOURCE, self.db_path, reset=True) def tearDown(self) -> None: self.tmp.cleanup() def test_capability_ledger_covers_readme_inventory(self) -> None: ledger = build_capability_ledger(SOURCE) self.assertEqual(len(ledger), 50) by_id = {row["capability_id"]: row for row in ledger} self.assertEqual(by_id["online:CAVW"]["proof_grade"], "B") self.assertEqual(by_id["online:CP00"]["proof_grade"], "B") self.assertEqual(by_id["online:CPVS"]["proof_grade"], "B") self.assertEqual(by_id["online:CPVD"]["proof_grade"], "B") self.assertEqual(by_id["online:CC00"]["proof_grade"], "B") self.assertEqual(by_id["online:CM00"]["proof_grade"], "B") self.assertEqual(by_id["online:CA00"]["proof_grade"], "B") self.assertEqual(by_id["online:CAUP"]["proof_grade"], "B") self.assertEqual(by_id["online:CCDL"]["proof_grade"], "B") self.assertEqual(by_id["online:CCUP"]["proof_grade"], "B") self.assertEqual(by_id["online:CU01"]["proof_grade"], "B") self.assertEqual(by_id["online:CU02"]["proof_grade"], "B") self.assertEqual(by_id["online:CU03"]["proof_grade"], "B") self.assertEqual(by_id["online:CT02"]["proof_grade"], "B") self.assertEqual(by_id["online:CTLI"]["proof_grade"], "B") self.assertEqual(by_id["online:CTTU"]["proof_grade"], "B") self.assertEqual(by_id["batch:INTCALC"]["proof_grade"], "B") self.assertEqual(by_id["batch:POSTTRAN"]["proof_grade"], "B") self.assertEqual(by_id["online:CB00"]["proof_grade"], "B") self.assertEqual(by_id["batch:TRANREPT"]["proof_grade"], "B") self.assertEqual(by_id["batch:COMBTRAN"]["proof_grade"], "B") self.assertEqual(by_id["batch:CREASTMT"]["proof_grade"], "B") self.assertEqual(by_id["batch:MNTTRDB2"]["proof_grade"], "B") self.assertEqual(by_id["batch:TRANBKP"]["proof_grade"], "B") self.assertEqual(by_id["batch:TRANEXTR"]["proof_grade"], "B") self.assertEqual(by_id["batch:CREADB21"]["proof_grade"], "B") self.assertEqual(by_id["batch:CBPAUP0J"]["proof_grade"], "B") self.assertEqual(by_id["online:CDRD"]["proof_grade"], "B") self.assertEqual(by_id["online:CDRA"]["proof_grade"], "B") self.assertEqual(by_id["batch:DEFGDGB"]["proof_grade"], "B") self.assertEqual(by_id["batch:DEFGDGD"]["proof_grade"], "B") self.assertEqual(by_id["batch:ESDSRRDS"]["proof_grade"], "B") self.assertEqual(by_id["batch:TRANIDX"]["proof_grade"], "B") self.assertEqual(by_id["batch:CLOSEFIL"]["proof_grade"], "B") self.assertEqual(by_id["batch:OPENFIL"]["proof_grade"], "B") self.assertGreater(by_id["online:CAVW"]["source_ref_count"], 0) def test_parity_evidence_materializes_traces_edges_and_gaps(self) -> None: evidence = build_parity_evidence( SOURCE, self.db_path, source_head="59cc6c2fd7ebd7ef7925cad552a01a4b8b6e4d5e", ) self.assertEqual(evidence["summary"]["capability_count"], 50) self.assertTrue(evidence["summary"]["one_for_one_parity_ready"]) self.assertGreater(evidence["summary"]["static_oracle_or_better_count"], 0) self.assertEqual(evidence["summary"]["gap_count"], 0) self.assertGreaterEqual(len(evidence["golden_traces"]), 21) self.assertTrue(any(row["trace_id"] == "signon_admin_success" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "regular_main_menu_options" for row in evidence["golden_traces"])) user_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "user_maintenance_add_update_delete" ) self.assertEqual(user_trace["proof_grade"], "B") self.assertEqual(user_trace["expected"]["required_field_messages"]["user_type"], "User Type can NOT be empty...") self.assertEqual(user_trace["expected"]["non_admin_signon_route"], "CM00") self.assertTrue(any(row["trace_id"] == "transaction_add_ct02_validated_write" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "account_update_caup_validated_rewrite" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "card_detail_ccdl_account_1" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "card_update_ccup_validated_rewrite" for row in evidence["golden_traces"])) mq_date_trace = next(row for row in evidence["golden_traces"] if row["trace_id"] == "mq_system_date_cdrd_reply") self.assertEqual(mq_date_trace["expected"]["reply_message"], "SYSTEM DATE : 05-23-2026SYSTEM TIME : 11:12:13") mq_account_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "mq_account_inquiry_cdra_success_and_invalid" ) self.assertTrue(mq_account_trace["expected"]["reply_has_account_label"]) self.assertIn("INVALID REQUEST PARAMETERS", mq_account_trace["expected"]["not_found_reply"]) resource_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "batch_resource_setup_gdg_vsam_aix_cics" ) self.assertEqual(resource_trace["expected"]["resource_count"], 6) self.assertEqual(resource_trace["expected"]["tranidx_keys"], {"length": 26, "offset": 304}) self.assertTrue(resource_trace["expected"]["file_sets_match"]) ctli_trace = next(row for row in evidence["golden_traces"] if row["trace_id"] == "transaction_type_lookup") self.assertEqual(ctli_trace["expected"]["legacy_transaction"], "CTLI") self.assertEqual(ctli_trace["expected"]["page_size"], 7) self.assertEqual(ctli_trace["expected"]["type_filter_result"], ["01"]) self.assertTrue(any(row["trace_id"] == "transaction_type_cttu_validated_upsert_delete" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "bill_payment_full_balance" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "posttran_reject_codes" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "pending_authorization_cpvs_summary_page" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "pending_authorization_cpvd_detail_lookup" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "pending_authorization_cp00_request_response_and_insert" for row in evidence["golden_traces"])) self.assertTrue(any(row["trace_id"] == "pending_authorization_cpvd_fraud_and_cbpaup0j_purge" for row in evidence["golden_traces"])) comb_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "combined_transactions_seed_plus_interest_preview" ) self.assertEqual(comb_trace["proof_grade"], "B") self.assertEqual(comb_trace["expected"]["sort"]["symbol"], "TRAN-ID") self.assertTrue(comb_trace["expected"]["transaction_ids_sorted"]) mnt_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "batch_transaction_type_mnttrdb2_fixed_record_flow" ) self.assertEqual(mnt_trace["proof_grade"], "B") self.assertEqual(mnt_trace["expected"]["legacy_program"], "COBTUPDT") self.assertEqual(mnt_trace["expected"]["return_code"], 4) self.assertEqual(mnt_trace["expected"]["applied_count"], 3) self.assertEqual(mnt_trace["expected"]["error_count"], 4) tranbkp_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "transaction_master_tranbkp_backup_redefine" ) self.assertEqual(tranbkp_trace["proof_grade"], "B") self.assertEqual(tranbkp_trace["expected"]["define_cluster"]["keys"], {"length": 16, "offset": 0}) self.assertEqual(tranbkp_trace["expected"]["record_count"], 300) tranextr_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "transaction_type_tranextr_reference_extract" ) self.assertEqual(tranextr_trace["proof_grade"], "B") self.assertEqual(tranextr_trace["expected"]["lrecl"], 60) self.assertEqual(tranextr_trace["expected"]["type_record_lengths"], [60]) self.assertEqual(tranextr_trace["expected"]["category_record_lengths"], [60]) db2_trace = next( row for row in evidence["golden_traces"] if row["trace_id"] == "db2_reference_creadb21_schema_and_load" ) self.assertEqual(db2_trace["proof_grade"], "B") self.assertEqual(db2_trace["expected"]["steps"], ["FREEPLN", "CRCRDDB", "RUNTEP2", "LDTCCAT"]) self.assertEqual(db2_trace["expected"]["transaction_type_load_count"], 7) self.assertEqual(db2_trace["expected"]["transaction_category_load_count"], 18) self.assertTrue(any(row["edge_case_id"] == "transaction_largest_credit_or_negative" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "signon_lowercase_credentials" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "user_security_required_fields" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "user_security_non_admin_type_regular_route" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "ct02_signed_amount_format" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "caup_no_change_update" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "ccdl_ccup_card_key_validation" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "ccup_card_update_validation" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "ctli_cursor_filters_and_page_size" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "cttu_child_delete_guard" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "mnttrdb2_fixed_record_actions_and_sql_errors" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "creastmt_fixed_width_source_sort" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "combtran_transaction_id_sort_repro" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "tranbkp_transaction_master_ksds_contract" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "tranextr_reference_extract_fixed_width" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "creadb21_db2_reference_schema_and_load_order" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "pending_authorization_ims_segment_header_offset" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "authorization_available_credit_boundary" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "authorization_purge_reverse_date_key" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "mq_cdrd_request_payload_ignored" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "mq_cdra_inqa_account_key_validation" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "batch_gdg_limit_scratch_first_generation" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "vsam_esds_rrds_user_security_layout" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "transaction_aix_processed_timestamp_key" for row in evidence["edge_cases"])) self.assertTrue(any(row["edge_case_id"] == "cics_file_control_command_set" for row in evidence["edge_cases"])) self.assertEqual(evidence["next_gap_ranking"], []) if __name__ == "__main__": unittest.main()