优化

iam/src/test/java/com/baiyue/iam/controller/IamOpenApiContractTest.java

@@ -40,6 +40,11 @@ class IamOpenApiContractTest {
                 .contains("TenantAddressListApiResponse:")
                 .contains("TenantQualificationListApiResponse:")
                 .contains("InternalUserListApiResponse:")
+                .contains("MerchantMemberResponse:")
+                .contains("username: {type: string, description: 统一认证登录账号}")
+                .contains("lastLoginAt: {type: string, format: date-time, nullable: true")
+                .contains("RoleResponse:")
+                .contains("memberCount: {type: integer, format: int64, minimum: 0")
                 .contains("/api/platform/v1/iam/internal-users/{membershipId}/roles:")
                 .contains("AssignInternalUserRolesRequest:")
                 .contains("/api/merchant/v1/iam/members/{membershipId}:")

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

@@ -19,6 +19,7 @@ import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.test.context.TestPropertySource;
 import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
 
+import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Set;
 
@@ -44,15 +45,20 @@ class MemberServiceTest {
         when(repository.findByTenantAndId(100L, 20L)).thenReturn(member);
         when(repository.findUser(30L)).thenReturn(user);
         when(repository.findRoleIds(100L, 20L)).thenReturn(List.of(50L));
+        when(auth.summary("internal-token", 40L)).thenReturn(ApiResponse.success(
+                new AuthAccountClient.AccountSummary(40L, "member01", "测试成员", "ACTIVE",
+                        LocalDateTime.of(2026, 8, 17, 10, 30), 100L, 20L, "MERCHANT")));
     }
 
     @Test void shouldHandleCase01() {
         user.setPhone("13800138000"); user.setEmail("member@example.com");
         MemberResponse result = service.detail(100L, 20L);
         assertEquals("测试成员", result.displayName());
+        assertEquals("member01", result.username());
         assertEquals("13800138000", result.phone());
+        assertEquals(LocalDateTime.of(2026, 8, 17, 10, 30), result.lastLoginAt());
         assertEquals(List.of(50L), result.roleIds());
-        verifyNoInteractions(auth);
+        verify(auth).summary("internal-token", 40L);
     }
 
     @Test void shouldReturnOwnerAccountForPlatformCustomerDetail() {

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

@@ -27,6 +27,7 @@ import org.springframework.test.context.TestPropertySource;
 import jakarta.annotation.Resource;
 
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 import static org.junit.jupiter.api.Assertions.*;
@@ -46,11 +47,14 @@ class RbacServiceTest {
         IamRole role = role(11L, 100L, "MERCHANT", "CUSTOM");
         when(repository.findRoles(100L, "MERCHANT")).thenReturn(List.of(role));
         when(repository.findRolePermissionIds(100L, 11L)).thenReturn(Set.of(21L, 22L));
+        when(repository.findRoleMemberCounts(100L, List.of(11L))).thenReturn(Map.of(11L, 3L));
 
         var result = service.roles(100L, "MERCHANT");
 
         assertEquals(Set.of(21L, 22L), result.get(0).permissionIds());
+        assertEquals(3L, result.get(0).memberCount());
         assertEquals(100L, result.get(0).tenantId());
+        verify(repository, never()).countRoleMembers(anyLong(), anyLong());
     }
 
     @Test