Add test for filled kontoverbindung

tests/Unit/Api/PutMemberTest.php

@@ -100,6 +100,39 @@ class PutMemberTest extends TestCase
         ]);
     }
 
+    public function testItPutsFilledKontoverbindung(): void
+    {
+        app(MemberFake::class)->stores(103, 16);
+        $member = Member::toFactory()
+            ->withBankAccount(BankAccount::toFactory()->empty()->state([
+                'zahlungsKonditionId' => 1,
+                'institut' => 'institut',
+                'kontoinhaber' => 'kontoinhaber',
+                'kontonummer' => 'kontonummer',
+                'bankleitzahl' => 'bankleitzahl',
+                'iban' => 'iban',
+                'bic' => 'bic',
+            ]))
+            ->toMember(['groupId' => 103]);
+        $response = $this->login()->putMember($member, 78, 79);
+
+        $this->assertEquals(16, $response);
+
+        app(MemberFake::class)->assertStored(103, [
+            'kontoverbindung' => json_encode([
+                'id' => '',
+                'zahlungsKonditionId' => 1,
+                'mitgliedsNummer' => null,
+                'institut' => 'institut',
+                'kontoinhaber' => 'kontoinhaber',
+                'kontonummer' => 'kontonummer',
+                'bankleitzahl' => 'bankleitzahl',
+                'iban' => 'iban',
+                'bic' => 'bic',
+            ]),
+        ]);
+    }
+
     public function testUpdateAMemberWithForeignAttributes(): void
     {
         app(MemberFake::class)