addConstraintsBirthday example

$customerProfileValidationFactory = new CustomerProfileValidationFactory(
            $this->salutationDefinition,
            $configService,
            $this->accountTypes,
        );

        $salesChannelContext = $this->mockSalesChannelContext();
        $actual = $customerProfileValidationFactory->create($salesChannelContext);
        $expected = new DataValidationDefinition('customer.profile.create');
        $this->addConstraintsSalesChannelContext($expected, $salesChannelContext);
        $this->addConstraintsBirthday($expected);

        static::assertEquals($expected, $actual);
    }

    public function testUpdateWithSalesChannelContext(): void
    {
        $customerProfileValidationFactory = new CustomerProfileValidationFactory(
            $this->salutationDefinition,
            $this->createMock(SystemConfigService::class),
            $this->accountTypes,
        );