补充异常账户规则样本生成器

lsfx-mock-server/tests/test_statement_service.py

@@ -4,6 +4,7 @@ StatementService 主绑定注入测试
 
 from collections import Counter, defaultdict
 
+import services.statement_rule_samples as statement_rule_samples
 from services.file_service import FileService
 from services.statement_service import StatementService
 from services.statement_rule_samples import (
@@ -234,6 +235,47 @@ def test_generate_statements_should_follow_rule_hit_plan_from_file_record():
     assert not any("购汇" in item["userMemo"] for item in statements)
 
 
+def test_sudden_account_closure_samples_should_stay_within_30_days_before_invalid_date():
+    statements = statement_rule_samples.build_sudden_account_closure_samples(
+        group_id=1000,
+        log_id=20001,
+        account_fact={
+            "account_no": "6222000000000001",
+            "owner_id_card": "320101199001010030",
+            "account_name": "测试员工工资卡",
+            "status": 2,
+            "effective_date": "2024-01-01",
+            "invalid_date": "2026-03-20",
+        },
+        le_name="测试主体",
+    )
+
+    assert statements
+    assert all("6222000000000001" == item["accountMaskNo"] for item in statements)
+    assert all("2026-02-18" <= item["trxDate"][:10] < "2026-03-20" for item in statements)
+
+
+def test_dormant_account_large_activation_samples_should_exceed_threshold_after_6_months():
+    statements = statement_rule_samples.build_dormant_account_large_activation_samples(
+        group_id=1000,
+        log_id=20001,
+        account_fact={
+            "account_no": "6222000000000002",
+            "owner_id_card": "320101199001010030",
+            "account_name": "测试员工工资卡",
+            "status": 1,
+            "effective_date": "2025-01-01",
+            "invalid_date": None,
+        },
+        le_name="测试主体",
+    )
+
+    assert statements
+    assert min(item["trxDate"][:10] for item in statements) >= "2025-07-01"
+    assert sum(item["drAmount"] + item["crAmount"] for item in statements) >= 500000
+    assert max(item["drAmount"] + item["crAmount"] for item in statements) >= 100000
+
+
 def test_generate_statements_should_stay_within_single_employee_scope_per_log_id():
     """同一 logId 的流水只能落在 FileRecord 绑定的员工及亲属身份证内。"""
     file_service = FileService(staff_identity_repository=FakeStaffIdentityRepository())