修复一些错误

tests/Feature/ExportTest.php

@@ -2,7 +2,6 @@
 
 namespace Tests\Feature;
 
-use App\Exports\PurchaseOrderExport;
 use App\Models\CustomerLevelModel;
 use App\Models\ProductCategoryModel;
 use App\Models\ProductModel;
@@ -11,10 +10,9 @@ use App\Models\PurchaseOrderModel;
 use App\Models\StoreModel;
 use App\Models\StoreOrderModel;
 use App\Models\UserModel;
-use Maatwebsite\Excel\Facades\Excel;
 
 /**
- * 采购单导出（仅 Excel 表格）：xlsx Content-Type / 蔬果分类过滤 / type 非法拒绝 /
+ * 采购单导出（仅 Excel 表格，全品类）：xlsx Content-Type /
  * 权限拦截 / 中文文件名 RFC 5987 编码
  */
 class ExportTest extends ProcurementTestCase
@@ -71,35 +69,6 @@ class ExportTest extends ProcurementTestCase
         $this->assertStringContainsString(rawurlencode('采购单'), $disposition);
     }
 
-    /** 蔬果分类过滤：type=category 仅导出蔬菜/水果顶级分类商品 */
-    public function test_export_category_filters_to_vegetables(): void
-    {
-        $purchase = $this->buildPurchaseWithItems();
-        $this->actingAsSysUser();
-
-        Excel::fake();
-        $this->get("/purchase/order/{$purchase->id}/export?type=category")->assertOk();
-
-        Excel::assertDownloaded(
-            $purchase->purchase_no . '_采购单.xlsx',
-            static function (PurchaseOrderExport $export): bool {
-                $items = $export->collection();
-                // 仅蔬菜商品一行，肉禽被过滤
-                return $items->count() === 1;
-            }
-        );
-    }
-
-    /** type 参数非法 → 拒绝 */
-    public function test_export_invalid_type_rejected(): void
-    {
-        $purchase = $this->buildPurchaseWithItems();
-        $this->actingAsSysUser();
-
-        $this->get("/purchase/order/{$purchase->id}/export?type=doc")
-            ->assertJsonPath('success', false);
-    }
-
     /** 采购单不存在 → 拒绝 */
     public function test_export_missing_purchase_rejected(): void
     {