createCustomerGroup example

if ($hasData) {
            return;
        }

        $this->createLanguage($connection);
        $this->createLocale($connection);

        $this->createDocumentTypes($connection);
        $this->createSalutation($connection);
        $this->createCountry($connection);
        $this->createCurrency($connection);
        $this->createCustomerGroup($connection);
        $this->createPaymentMethod($connection);
        $this->createShippingMethod($connection);
        $this->createTax($connection);
        $this->createRootCategory($connection);
        $this->createSalesChannelTypes($connection);
        $this->createSalesChannel($connection);
        $this->createProductManufacturer($connection);
        $this->createDefaultSnippetSets($connection);
        $this->createDefaultMediaFolders($connection);
        $this->createRules($connection);
        $this->createMailTemplateTypes($connection);
        

$this->serializer = new CustomerSerializer(
            $this->customerGroupRepository,
            $this->paymentMethodRepository,
            $this->salesChannelRepository
        );
        $this->serializer->setRegistry($serializerRegistry);
    }

    public function testSimple(): void
    {
        $salesChannel = $this->createSalesChannel();
        $this->createCustomerGroup();
        $this->createPaymentMethod();

        $config = new Config([], [], []);
        $customer = [
            'group' => [
                'translations' => [
                    'DEFAULT' => [
                        'name' => 'test customer group',
                    ],
                ],
            ],
            

$response = $this->request('GET', '/account/register', []);
        static::assertEquals(200, $response->getStatusCode());

        $traces = $this->getContainer()->get(ScriptTraces::class)->getTraces();

        static::assertArrayHasKey(AccountRegisterPageLoadedHook::HOOK_NAME, $traces);
    }

    public function testCustomerGroupRegistrationPageLoadedHookScriptsAreExecuted(): void
    {
        $ids = new TestDataCollection();
        $this->createCustomerGroup($ids);

        $response = $this->request('GET', '/customer-group-registration/' . $ids->get('group'), []);
        static::assertEquals(200, $response->getStatusCode());

        $traces = $this->getContainer()->get(ScriptTraces::class)->getTraces();

        static::assertArrayHasKey(CustomerGroupRegistrationPageLoadedHook::HOOK_NAME, $traces);
    }

    public function testCheckoutRegisterPageLoadedHookScriptsAreExecuted(): void
    {