АРЧ АП11 - Вынести coverage evidence contract для exact lane и завершить phase 4 агентным прогоном

llm_normalizer/backend/tests/addressCounterpartyItemFlowAndOpenItemsRoute.test.ts

@@ -114,6 +114,8 @@ describe("counterparty shipment item flow and open-items routing", () => {
     expect(result?.handled).toBe(true);
     expect(result?.response_type).toBe("FACTUAL_LIST");
     expect(result?.debug.detected_intent).toBe("list_documents_by_counterparty");
+    expect(result?.debug.address_coverage_evidence_v1?.coverage_status).toBe("full");
+    expect(result?.debug.address_coverage_evidence_v1?.evidence_basis).toBe("matched_rows");
     expect(result?.debug.address_truth_gate_v1?.truth_gate_status).toBe("full_confirmed");
     expect(String(result?.reply_text ?? "")).toContain("Контрагент: Чепурнов П.Д.");
     expect(String(result?.reply_text ?? "")).toContain("Позиции:");
@@ -204,6 +206,8 @@ describe("counterparty shipment item flow and open-items routing", () => {
     expect(String(result?.reply_text ?? "")).toContain("исходящих оплат поставщику");
     expect(String(result?.reply_text ?? "")).toContain("возвратов от поставщика");
     expect(String(result?.reply_text ?? "")).toContain("Договор:");
+    expect(result?.debug.address_coverage_evidence_v1?.coverage_status).toBe("blocked");
+    expect(result?.debug.address_coverage_evidence_v1?.evidence_basis).toBe("unknown");
     expect(result?.debug.reasons).toContain("counterparty_item_flow_no_supply_but_bank_activity_explained");
 
     expect(executeAddressMcpQueryMock.mock.calls.length).toBeGreaterThanOrEqual(2);

llm_normalizer/backend/tests/addressCoverageEvidencePolicy.test.ts

@@ -0,0 +1,90 @@
+import { describe, expect, it } from "vitest";
+import { resolveAddressCoverageEvidence } from "../src/services/addressCoverageEvidencePolicy";
+
+describe("address coverage evidence policy", () => {
+  it("marks matched inventory balance replies as full confirmed-balance evidence", () => {
+    const contract = resolveAddressCoverageEvidence({
+      intent: "inventory_on_hand_as_of_date",
+      selectedRecipe: "address_inventory_on_hand_as_of_date_v1",
+      filters: {
+        as_of_date: "2021-03-31",
+        period_from: "2021-03-01",
+        period_to: "2021-03-31"
+      },
+      responseType: "FACTUAL_SUMMARY",
+      rowsMatched: 3
+    });
+
+    expect(contract.requested_result_mode).toBe("confirmed_balance");
+    expect(contract.result_mode).toBe("confirmed_balance");
+    expect(contract.coverage_status).toBe("full");
+    expect(contract.evidence_strength).toBe("strong");
+    expect(contract.balance_confirmed).toBe(true);
+    expect(contract.evidence_basis).toBe("matched_rows");
+    expect(contract.as_of_date_basis).toBe("explicit_as_of_date");
+  });
+
+  it("treats factual exact negatives as full confirmed-balance evidence instead of partial noise", () => {
+    const contract = resolveAddressCoverageEvidence({
+      intent: "payables_confirmed_as_of_date",
+      selectedRecipe: "address_payables_confirmed_as_of_date_v1",
+      filters: {
+        as_of_date: "2020-03-31",
+        period_from: "2020-03-01",
+        period_to: "2020-03-31"
+      },
+      responseType: "FACTUAL_SUMMARY",
+      rowsMatched: 0
+    });
+
+    expect(contract.result_mode).toBe("confirmed_balance");
+    expect(contract.coverage_status).toBe("full");
+    expect(contract.balance_confirmed).toBe(true);
+    expect(contract.evidence_basis).toBe("exact_negative");
+    expect(contract.reason_codes).toContain("evidence_basis_exact_negative");
+  });
+
+  it("keeps heuristic candidate answers partial even when rows exist", () => {
+    const contract = resolveAddressCoverageEvidence({
+      intent: "open_items_by_counterparty_or_contract",
+      selectedRecipe: "address_open_items_by_party_or_contract_v1",
+      filters: {
+        account: "60",
+        period_from: "2022-08-01",
+        period_to: "2022-08-31"
+      },
+      responseType: "FACTUAL_LIST",
+      rowsMatched: 4
+    });
+
+    expect(contract.requested_result_mode).toBe("confirmed_balance");
+    expect(contract.result_mode).toBe("confirmed_balance");
+    expect(contract.coverage_status).toBe("partial");
+    expect(contract.evidence_strength).toBe("medium");
+    expect(contract.balance_confirmed).toBe(false);
+  });
+
+  it("marks limited replies as blocked or partial according to the effective result mode", () => {
+    const confirmed = resolveAddressCoverageEvidence({
+      intent: "inventory_on_hand_as_of_date",
+      selectedRecipe: "address_inventory_on_hand_as_of_date_v1",
+      filters: {
+        as_of_date: "2021-03-31"
+      },
+      responseType: "LIMITED_WITH_REASON",
+      rowsMatched: 0
+    });
+    const heuristic = resolveAddressCoverageEvidence({
+      intent: "list_open_contracts",
+      selectedRecipe: "address_list_open_contracts_v1",
+      filters: {},
+      responseType: "LIMITED_WITH_REASON",
+      rowsMatched: 0
+    });
+
+    expect(confirmed.coverage_status).toBe("blocked");
+    expect(confirmed.evidence_basis).toBe("limited_response");
+    expect(heuristic.coverage_status).toBe("partial");
+    expect(heuristic.result_mode).toBe("heuristic_candidates");
+  });
+});

llm_normalizer/backend/tests/addressInventorySelectedObjectFollowup.test.ts

@@ -107,6 +107,8 @@ describe("inventory selected-object follow-up", () => {
     expect(result?.debug.capability_route_mode).toBe("exact");
     expect(result?.debug.reasons).toContain("period_window_auto_broadened_to_available_data");
     expect(result?.debug.limitations).toContain("period_window_auto_broadened_to_available_data");
+    expect(result?.debug.address_coverage_evidence_v1?.coverage_status).toBe("full");
+    expect(result?.debug.address_coverage_evidence_v1?.evidence_basis).toBe("matched_rows");
     expect(result?.debug.address_truth_gate_v1?.truth_gate_status).toBe("limited_temporal_or_contextual");
     expect(result?.debug.address_truth_gate_v1?.carryover_eligibility).toBe("object_only");
     const replyLines = String(result?.reply_text ?? "").split("\n");

llm_normalizer/backend/tests/assistantTruthAnswerPolicyRuntimeAdapter.test.ts

@@ -94,6 +94,18 @@ describe("assistant truth answer policy runtime adapter", () => {
       addressDebug: {
         capability_id: "inventory_counterparty_item_flow",
         rows_matched: 0,
+        address_coverage_evidence_v1: {
+          schema_version: "address_coverage_evidence_v1",
+          policy_owner: "addressCoverageEvidencePolicy",
+          requested_result_mode: "confirmed_balance",
+          result_mode: "confirmed_balance",
+          evidence_strength: "medium",
+          balance_confirmed: true,
+          as_of_date_basis: "period_end",
+          coverage_status: "full",
+          evidence_basis: "exact_negative",
+          reason_codes: ["evidence_basis_exact_negative"]
+        },
         address_truth_gate_v1: {
           schema_version: "address_truth_gate_v1",
           policy_owner: "addressTruthGatePolicy",
@@ -111,8 +123,10 @@ describe("assistant truth answer policy runtime adapter", () => {
     expect(policy.truth_gate.coverage_status).toBe("full");
     expect(policy.truth_gate.grounding_status).toBe("grounded");
     expect(policy.truth_gate.truth_mode).toBe("confirmed");
+    expect(policy.truth_gate.evidence_grade).toBe("medium");
     expect(policy.truth_gate.carryover_eligibility).toBe("root_only");
     expect(policy.truth_gate.reason_codes).toContain("counterparty_item_flow_exact_negative_response");
+    expect(policy.truth_gate.reason_codes).toContain("evidence_basis_exact_negative");
     expect(policy.answer_shape.answer_shape).toBe("confirmed_factual");
     expect(policy.answer_shape.may_power_followup).toBe(true);
   });