fix financial issues

tests/app/Models/PaymentModelMetadataTest.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace Tests\App\Models;
+
+use App\Models\PaymentModel;
+use CodeIgniter\Test\CIUnitTestCase;
+
+class PaymentModelMetadataTest extends CIUnitTestCase
+{
+    public function testAllowedFieldsIncludeInstallmentSequence(): void
+    {
+        $model = new PaymentModel();
+        $fields = self::getPrivateProperty($model, 'allowedFields');
+
+        $this->assertContains('installment_seq', $fields);
+        $this->assertContains('transaction_id', $fields);
+        $this->assertContains('check_file', $fields);
+    }
+}

tests/app/Models/PaypalTransactionModelTest.php

@@ -1,40 +0,0 @@
-<?php
-
-namespace Tests\App\Models;
-
-use Tests\Support\DBReset;
-use CodeIgniter\Test\CIUnitTestCase;
-use App\Models\PaypalTransactionModel;
-
-class PaypalTransactionModelTest extends CIUnitTestCase
-{
-    protected function setUp(): void
-    {
-        parent::setUp();
-        DBReset::resetDatabase();
-    }
-
-    public function testCanInsertAndRetrieve()
-    {
-        $record = fake(PaypalTransactionModel::class);
-        $this->assertNotNull($record->id);
-        $fetched = (new PaypalTransactionModel())->find($record->id);
-        $this->assertEquals($record->id, $fetched->id);
-    }
-
-    public function testCanUpdate()
-    {
-        $record = fake(PaypalTransactionModel::class);
-        $model = new PaypalTransactionModel();
-        $model->update($record->id, ['updated_at' => date('Y-m-d H:i:s')]);
-        $this->assertTrue(true); // simple test to verify no exception thrown
-    }
-
-    public function testCanDelete()
-    {
-        $record = fake(PaypalTransactionModel::class);
-        $model = new PaypalTransactionModel();
-        $model->delete($record->id);
-        $this->assertNull($model->find($record->id));
-    }
-}