fix test errors

app/Http/Controllers/Api/Finance/ReimbursementController.php

@@ -112,6 +112,17 @@ class ReimbursementController extends BaseApiController
         $data = array_merge($request->query->all(), $request->all(), $request->json()->all());
         $validator = Validator::make($data, [
             'title' => ['nullable', 'string', 'max:255'],
+            'confirm' => ['nullable', 'boolean'],
+            'date' => ['nullable', 'date_format:Y-m-d'],
+            'from' => ['nullable', 'date_format:Y-m-d'],
+            'to' => ['nullable', 'date_format:Y-m-d'],
+            'start_date' => ['nullable', 'date_format:Y-m-d'],
+            'end_date' => ['nullable', 'date_format:Y-m-d'],
+            'amount' => ['nullable', 'numeric', 'gt:0', 'max:999999999999.99'],
+            'paid_amount' => ['nullable', 'numeric', 'gt:0', 'max:999999999999.99'],
+            'total' => ['nullable', 'numeric', 'gt:0', 'max:999999999999.99'],
+            'unit_cost' => ['nullable', 'numeric', 'gt:0', 'max:999999999999.99'],
+            'fee' => ['nullable', 'numeric', 'gt:0', 'max:999999999999.99'],
         ]);
 
         if ($validator->fails()) {
@@ -122,6 +133,15 @@ class ReimbursementController extends BaseApiController
         }
 
         $payload = $validator->validated();
+        if (trim((string) ($payload['title'] ?? '')) === '' && ($payload['confirm'] ?? false) !== true) {
+            return response()->json([
+                'message' => 'Batch creation requires a title or explicit confirmation.',
+                'errors' => [
+                    'title' => ['Provide a batch title or set confirm to true.'],
+                ],
+            ], 422);
+        }
+
         $schoolYear = $this->context->getSchoolYear();
         $semester = $this->context->getSemester();
 
@@ -130,6 +150,7 @@ class ReimbursementController extends BaseApiController
         return response()->json([
             'ok' => true,
             'batch' => $batch,
+            'data' => $batch,
         ], 201);
     }
 
@@ -290,7 +311,7 @@ class ReimbursementController extends BaseApiController
         return response()->json(['ok' => true, 'message' => 'Email sent successfully.']);
     }
 
-    public function export(ReimbursementExportRequest $request): StreamedResponse
+    public function export(ReimbursementExportRequest $request): JsonResponse|StreamedResponse
     {
         $payload = $request->validated();
         $type = $payload['type'] ?? 'processed';
@@ -301,6 +322,14 @@ class ReimbursementController extends BaseApiController
             $csv = $this->exportService->buildProcessedCsv($payload);
         }
 
+        if ($request->expectsJson()) {
+            return response()->json([
+                'ok' => true,
+                'filename' => $csv['filename'],
+                'rows' => $csv['rows'],
+            ]);
+        }
+
         return response()->streamDownload(function () use ($csv) {
             $out = fopen('php://output', 'w');
             fprintf($out, chr(0xEF).chr(0xBB).chr(0xBF));