setAdvancedPostalCodePattern example

$countryId = $this->constraint->countryId;
        static::assertNotNull($countryId);

        $result = $this->createMock(EntitySearchResult::class);
        $country = new CountryEntity();
        $country->setIso('DE');
        $country->setId($countryId);
        $country->setPostalCodeRequired(true);
        $country->setCheckPostalCodePattern(false);
        $country->setCheckAdvancedPostalCodePattern(false);
        $country->setDefaultPostalCodePattern('\\d{5}');
        $country->setAdvancedPostalCodePattern(null);

        $result->method('get')->with($countryId)->willReturn($country);

        $this->countryRepository->expects(static::once())->method('search')->willReturn($result);

        $executionContext = $this->createMock(ExecutionContext::class);
        $executionContext->expects(static::once())->method('buildViolation')->willReturnCallback(function Dstring $message, array $parameters = []) {
            static::assertSame($message, $this->constraint->getMessageRequired());

            $translator = $this->createMock(TranslatorInterface::class);
            $translator->expects(static::once())->method('trans')->willReturn($message);