function it_does_not_add_violation_when_validates_boolean_product_value($context, Boolean $constraint, ProductValueInterface $productValue, AttributeInterface $attribute)
 {
     $productValue->getAttribute()->willReturn($attribute);
     $attribute->getCode()->willReturn('foo');
     $attribute->getBackendType()->willReturn('boolean');
     $productValue->getBoolean()->willReturn(true);
     $context->buildViolation(Argument::cetera())->shouldNotBeCalled();
     $this->validate($productValue, $constraint);
 }