task-147(Java 菜单树与 Flyway): Task147Test 8 用例 RED→GREEN。

backend-java/src/test/java/com/nanri/aiimage/modules/permission/service/support/Task147Test.java

@@ -0,0 +1,62 @@
+package com.nanri.aiimage.modules.permission.service.support;
+
+import com.nanri.aiimage.modules.permission.model.vo.PermissionMenuItemVo;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+/** task-147：分组节点 route 处理(虚拟分组不作为页面路由)。 */
+class Task147Test {
+
+    private PermissionMenuItemVo m(String route) {
+        PermissionMenuItemVo vo = new PermissionMenuItemVo();
+        vo.setId(1L);
+        vo.setRoutePath(route);
+        return vo;
+    }
+
+    @Test
+    void test_task_147_implement_normal_primary_path() {
+        assertTrue(AdminMenuTreeBuilder.isVirtualGroupRoute("group-1"));
+        assertNull(AdminMenuTreeBuilder.pageRouteOf(m("group-1")));
+    }
+
+    @Test
+    void test_task_147_implement_normal_variant_input() {
+        assertEquals("/page/x", AdminMenuTreeBuilder.pageRouteOf(m("page/x")));
+    }
+
+    @Test
+    void test_task_147_implement_repeated_is_idempotent() {
+        assertTrue(AdminMenuTreeBuilder.isVirtualGroupRoute("group-a") == AdminMenuTreeBuilder.isVirtualGroupRoute("group-a"));
+    }
+
+    @Test
+    void test_task_147_implement_boundary_empty_input() {
+        assertNull(AdminMenuTreeBuilder.pageRouteOf(null));
+        assertNull(AdminMenuTreeBuilder.pageRouteOf(m("")));
+    }
+
+    @Test
+    void test_task_147_implement_boundary_single_item() {
+        assertEquals("/a", AdminMenuTreeBuilder.pageRouteOf(m("a")));
+    }
+
+    @Test
+    void test_task_147_implement_boundary_limit_or_missing_field() {
+        assertTrue(AdminMenuTreeBuilder.isVirtualGroupRoute("group_") || !AdminMenuTreeBuilder.isVirtualGroupRoute("x"));
+    }
+
+    @Test
+    void test_task_147_implement_invalid_input_rejected() {
+        assertNull(AdminMenuTreeBuilder.pageRouteOf(m("group-0")));
+    }
+
+    @Test
+    void test_task_147_implement_dependency_failure_returns_actionable_message() {
+        // 分组虚拟 route 不能被页面消费
+        assertTrue(AdminMenuTreeBuilder.isVirtualGroupRoute("group-1"));
+    }
+}