优化

iam/src/test/java/com/baiyue/iam/service/MerchantQualificationUploadTest.java

@@ -72,4 +72,26 @@ class MerchantQualificationUploadTest {
         assertEquals("91310101ABCDE12345", tenant.getUnifiedSocialCreditCode());
         verify(tenantRepository).saveTenant(tenant);
     }
+
+    @Test
+    void businessLicenseCannotOverwriteAnEstablishedCreditCode() {
+        TenantRepository tenantRepository = mock(TenantRepository.class);
+        ProfileResourceRepository profileRepository = mock(ProfileResourceRepository.class);
+        ProfileResourceService service = new ProfileResourceService();
+        ReflectionTestUtils.setField(service, "tenantRepository", tenantRepository);
+        ReflectionTestUtils.setField(service, "repository", profileRepository);
+        IamTenant tenant = new IamTenant();
+        tenant.setId(10001L);
+        tenant.setTenantType("MERCHANT");
+        tenant.setStatus("REJECTED");
+        tenant.setUnifiedSocialCreditCode("91330100EXAMPLE001");
+        when(tenantRepository.findTenantForUpdate(10001L)).thenReturn(tenant);
+
+        assertThrows(BizException.class, () -> service.submitQualification(new QualificationSubmissionRequest(
+                10001L, "BUSINESS_LICENSE", "91310101ABCDE12345",
+                "/api/merchant/v1/files/qualifications/license.png", null, true)));
+
+        verify(profileRepository, never()).insertQualification(any());
+        verify(tenantRepository, never()).saveTenant(tenant);
+    }
 }

iam/src/test/java/com/baiyue/iam/service/TenantServiceTest.java

@@ -133,6 +133,21 @@ class TenantServiceTest {
         verify(repository, never()).insertReview(any());
     }
 
+    @Test
+    void platformRegistrationAllowsCreditCodeToBeCompletedWithQualificationsLater() {
+        TenantRepository repository = mock(TenantRepository.class);
+        TenantService service = new TenantService();
+        ReflectionTestUtils.setField(service, "repository", repository);
+
+        var created = service.register(new RegisterRequest(
+            "Example Merchant", "Example Merchant Ltd", "Bob", null, "Alice", "13800138000",
+            "alice@example.com", "基础版", null, null, 30, null,
+            null, null, "CNY", null, null), 9001L);
+
+        assertEquals(null, created.unifiedSocialCreditCode());
+        verify(repository).insertTenant(argThat(tenant -> tenant.getUnifiedSocialCreditCode() == null));
+    }
+
     @Test
     void explicitSubmissionRequiresOnlyBusinessLicenseAndLegalPersonIdAndCreatesReview() {
         TenantRepository repository = mock(TenantRepository.class);