Tests for recurring invoice variables

tests/Feature/RecurringInvoiceTest.php

@@ -11,6 +11,7 @@
 
 namespace Tests\Feature;
 
+use App\Factory\InvoiceItemFactory;
 use App\Factory\InvoiceToRecurringInvoiceFactory;
 use App\Factory\RecurringInvoiceToInvoiceFactory;
 use App\Models\Client;
@@ -51,6 +52,51 @@ class RecurringInvoiceTest extends TestCase
         $this->makeTestData();
     }
 
+    public function testPostRecurringInvoiceWithPlaceholderVariables()
+    {
+        $line_items = [];
+
+        $item = InvoiceItemFactory::create();
+        $item->quantity = 1;
+        $item->cost = 10;
+        $item->task_id = $this->encodePrimaryKey($this->task->id);
+        $item->expense_id = $this->encodePrimaryKey($this->expense->id);
+        $item->description = "Hello this is the month of :MONTH";
+
+        $line_items[] = $item;
+
+
+        $data = [
+            'frequency_id' => 1,
+            'status_id' => 1,
+            'discount' => 0,
+            'is_amount_discount' => 1,
+            'po_number' => '3434343',
+            'public_notes' => 'notes',
+            'is_deleted' => 0,
+            'custom_value1' => 0,
+            'custom_value2' => 0,
+            'custom_value3' => 0,
+            'custom_value4' => 0,
+            'status' => 1,
+            'client_id' => $this->encodePrimaryKey($this->client->id),
+            'line_items' => $line_items,
+            'remaining_cycles' => -1,
+        ];
+
+        $response = $this->withHeaders([
+            'X-API-SECRET' => config('ninja.api_secret'),
+            'X-API-TOKEN' => $this->token,
+        ])->post('/api/v1/recurring_invoices/', $data)
+            ->assertStatus(200);
+
+        $arr = $response->json();
+        $this->assertEquals(RecurringInvoice::STATUS_DRAFT, $arr['data']['status_id']);
+
+        $this->assertIsArray($arr['data']['line_items']);
+    }
+
+
     public function testPostRecurringInvoice()
     {
         $data = [