账单导出

tests/Feature/BillExportTest.php

@@ -11,6 +11,7 @@ use App\Models\PurchaseOrderModel;
 use App\Models\StoreModel;
 use App\Models\StoreOrderItemModel;
 use Maatwebsite\Excel\Facades\Excel;
+use PhpOffice\PhpSpreadsheet\Spreadsheet;
 
 /**
  * 门店账单导出：单账单合并明细 / 批量按门店分工作表 / 一级分类过滤 /
@@ -139,6 +140,17 @@ class BillExportTest extends ProcurementTestCase
         );
     }
 
+    /** 账单标题合并全部八列，避免标题受首列宽度限制 */
+    public function test_export_title_is_merged_across_all_columns(): void
+    {
+        $bill = $this->makeBill(StoreModel::factory()->create());
+        $sheet = (new Spreadsheet())->getActiveSheet();
+
+        (new BillExport($bill))->styles($sheet);
+
+        $this->assertArrayHasKey('A1:H1', $sheet->getMergeCells());
+    }
+
     /** 批量导出：同一门店多账单的同商品与费用合并为一张表，不同门店拆分工作表 */
     public function test_batch_export_groups_bills_by_store(): void
     {