补强页内导航说明文字顺序护栏

tests/Feature/AdminPlatformOrderIndexPageJumpNoteShouldKeepPurposeTextBeforeBackLinksTest.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderIndexPageJumpNoteShouldKeepPurposeTextBeforeBackLinksTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_platform_orders_page_jump_note_should_keep_purpose_text_before_back_links(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/platform-orders');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+        $this->assertMatchesRegularExpression('/po-page-jump-note[\s\S]*?可从这里快速回到关键工作区：[\s\S]*?po-page-jump-back-to-top/u', $html);
+    }
+}