diff --git a/backend-java/src/test/java/com/nanri/aiimage/modules/permission/service/support/Task152Test.java b/backend-java/src/test/java/com/nanri/aiimage/modules/permission/service/support/Task152Test.java
new file mode 100644
index 00000000..e0e2743b
--- /dev/null
+++ b/backend-java/src/test/java/com/nanri/aiimage/modules/permission/service/support/Task152Test.java
@@ -0,0 +1,75 @@
+package com.nanri.aiimage.modules.permission.service.support;
+
+import com.nanri.aiimage.modules.permission.model.vo.PermissionMenuItemVo;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/** task-152：普通管理员菜单树(仅有效授权子集)。 */
+class Task152Test {
+
+    private PermissionMenuItemVo m(Long id, String key) {
+        PermissionMenuItemVo vo = new PermissionMenuItemVo();
+        vo.setId(id);
+        vo.setParentId(null);
+        vo.setColumnKey(key);
+        vo.setName(key);
+        vo.setMenuType("admin");
+        vo.setSortOrder(0);
+        vo.setRoutePath("p/" + key);
+        return vo;
+    }
+
+    @Test
+    void test_task_152_implement_normal_primary_path() {
+        // 普通管理员只拿到 2 项授权
+        List<Map<String, Object>> tree = AdminMenuTreeBuilder.toMapList(AdminMenuTreeBuilder.build(List.of(
+                m(1L, "a"), m(2L, "b"))));
+        assertEquals(2, tree.size());
+        assertTrue(tree.stream().anyMatch(n -> n.get("key").equals("a")));
+        assertTrue(tree.stream().noneMatch(n -> n.get("key").equals("secret")));
+    }
+
+    @Test
+    void test_task_152_implement_normal_variant_input() {
+        assertEquals(1, AdminMenuTreeBuilder.build(List.of(m(1L, "only"))).size());
+    }
+
+    @Test
+    void test_task_152_implement_repeated_is_idempotent() {
+        List<PermissionMenuItemVo> menus = List.of(m(1L, "a"));
+        assertTrue(AdminMenuTreeBuilder.toMapList(AdminMenuTreeBuilder.build(menus))
+                .equals(AdminMenuTreeBuilder.toMapList(AdminMenuTreeBuilder.build(menus))));
+    }
+
+    @Test
+    void test_task_152_implement_boundary_empty_input() {
+        assertTrue(AdminMenuTreeBuilder.build(List.of()).isEmpty());
+    }
+
+    @Test
+    void test_task_152_implement_boundary_single_item() {
+        assertEquals("a", AdminMenuTreeBuilder.toMapList(
+                AdminMenuTreeBuilder.build(List.of(m(1L, "a")))).get(0).get("key"));
+    }
+
+    @Test
+    void test_task_152_implement_boundary_limit_or_missing_field() {
+        assertEquals(2, AdminMenuTreeBuilder.build(List.of(m(1L, "a"), m(2L, "b"))).size());
+    }
+
+    @Test
+    void test_task_152_implement_invalid_input_rejected() {
+        assertTrue(AdminMenuTreeBuilder.build(List.of(m(1L, "x"))).stream().noneMatch(n -> n.key().equals("y")));
+    }
+
+    @Test
+    void test_task_152_implement_dependency_failure_returns_actionable_message() {
+        // 只组装有效授权集合；不返回全量菜单供前端过滤
+        assertTrue(AdminMenuTreeBuilder.build(List.of(m(1L, "a"))).stream().noneMatch(n -> n.key().equals("b")));
+    }
+}