accountRegisterPage example

$context->assign(['customer' => null]);
        $request = new Request();
        $request->attributes->set('_route', 'frontend.account.register.page');
        $dataBag = new RequestDataBag();
        $page = new AccountLoginPage();

        $this->accountLoginPageLoader->expects(static::once())
            ->method('load')
            ->with($request, $context)
            ->willReturn($page);

        $this->controller->accountRegisterPage($request, $dataBag, $context);

        static::assertSame($page, $this->controller->renderStorefrontParameters['page']);
        static::assertSame($dataBag, $this->controller->renderStorefrontParameters['data']);
        static::assertSame('frontend.account.home.page', $this->controller->renderStorefrontParameters['redirectTo'] ?? '');
        static::assertSame('[]', $this->controller->renderStorefrontParameters['redirectParameters'] ?? '');
        static::assertSame('frontend.account.register.page', $this->controller->renderStorefrontParameters['errorRoute'] ?? '');
        static::assertInstanceOf(AccountRegisterPageLoadedHook::class, $this->controller->calledHook);
    }

    public function testCheckoutRegister(): void
    {