Creating Participation refunds

2026-09-03 21:23:26 +02:00
parent 9c4c28e566
commit 6a183d6498
55 changed files with 3985 additions and 42 deletions
@@ -0,0 +1,59 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Support\Iban;
+use PHPUnit\Framework\TestCase;
+
+class IbanTest extends TestCase
+{
+    public function test_normalizes_spaces_and_case(): void
+    {
+        $this->assertSame('DE02120300000000202051', Iban::normalize('de02 1203 0000 0000 2020 51'));
+        $this->assertSame('DE02120300000000202051', Iban::normalize("  DE02\t1203000000002020 51 "));
+    }
+
+    public function test_formats_in_groups_of_four(): void
+    {
+        $this->assertSame('DE02 1203 0000 0000 2020 51', Iban::format('DE02120300000000202051'));
+    }
+
+    public function test_accepts_valid_ibans(): void
+    {
+        // Offizielle Testnummern der Deutschen Bundesbank bzw. der jeweiligen Zentralbanken.
+        foreach ([
+            'DE02120300000000202051',
+            'DE02500105170137075030',
+            'AT026000000001349870',
+            'CH0209000000100013997',
+            'FR1420041010050500013M02606',
+            'NL02ABNA0123456789',
+        ] as $iban) {
+            $this->assertTrue(Iban::isValid($iban), $iban . ' sollte gültig sein');
+        }
+    }
+
+    public function test_rejects_a_wrong_check_digit(): void
+    {
+        // Zahlendreher in den letzten beiden Stellen -- Struktur und Länge stimmen weiterhin.
+        $this->assertFalse(Iban::isValid('DE02120300000000202015'));
+    }
+
+    public function test_rejects_wrong_length_for_the_country(): void
+    {
+        $this->assertFalse(Iban::isValid('DE0212030000000020205'));
+        $this->assertFalse(Iban::isValid('DE021203000000002020511'));
+    }
+
+    public function test_rejects_malformed_input(): void
+    {
+        foreach (['', '   ', 'kein IBAN', '1202120300000000202051', 'DEAB120300000000202051'] as $iban) {
+            $this->assertFalse(Iban::isValid($iban), $iban . ' sollte ungültig sein');
+        }
+    }
+
+    public function test_validates_the_normalized_form(): void
+    {
+        $this->assertTrue(Iban::isValid('de02 1203 0000 0000 2020 51'));
+    }
+}