diff --git a/tests/Feature/AdminDashboardMerchantRevenueRank7dShouldLinkToPlatformOrdersListByMerchantTest.php b/tests/Feature/AdminDashboardMerchantRevenueRank7dShouldLinkToPlatformOrdersListByMerchantTest.php
new file mode 100644
index 0000000..42d89d6
--- /dev/null
+++ b/tests/Feature/AdminDashboardMerchantRevenueRank7dShouldLinkToPlatformOrdersListByMerchantTest.php
@@ -0,0 +1,58 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Admin;
+use App\Models\Merchant;
+use App\Models\PlatformOrder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardMerchantRevenueRank7dShouldLinkToPlatformOrdersListByMerchantTest 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_dashboard_merchant_revenue_rank_7d_should_link_to_platform_orders_list_by_merchant(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $platformAdminId = (int) Admin::query()->where('email', 'platform.admin@demo.local')->value('id');
+
+        PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => null,
+            'site_subscription_id' => null,
+            'created_by_admin_id' => $platformAdminId ?: null,
+            'order_no' => 'PO_DASH_RANK_LINK_0001',
+            'order_type' => 'new_purchase',
+            'status' => 'pending',
+            'payment_status' => 'paid',
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now(),
+            'meta' => [],
+        ]);
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $res->assertSee($merchant->name, false);
+
+        // 断言 Top5 站点链接能带 merchant_id 与 created_from/to（近7天）
+        $res->assertSee('merchant_id=' . (int) $merchant->id, false);
+        $res->assertSee('created_from=', false);
+        $res->assertSee('created_to=', false);
+        $res->assertSee('/admin/platform-orders?', false);
+    }
+}