Discard undefined behaving strange

gistfile1.java

transformer:

DiscardUndefinedAttributesTransformer discarder = new DiscardUndefinedAttributesTransformer(AbstractKeyGeneratorResourceDefinition.JNDI_NAME);
        builder.addChildResource(CmpSubsystemModel.UUID_KEY_GENERATOR_PATH).setCustomResourceTransformer(discarder)
                .addOperationTransformationOverride(ModelDescriptionConstants.ADD).setCustomOperationTransformer(discarder)
                .inheritResourceAttributeDefinitions()
                .end()
                .addOperationTransformationOverride(ModelDescriptionConstants.WRITE_ATTRIBUTE_OPERATION).setCustomOperationTransformer(discarder.getWriteAttributeTransformer())
                .inheritResourceAttributeDefinitions()
                .end()
                .addOperationTransformationOverride(ModelDescriptionConstants.UNDEFINE_ATTRIBUTE_OPERATION).setCustomOperationTransformer(discarder.getUndefineAttributeTransformer())
                .inheritResourceAttributeDefinitions()
                .end();
        builder.addChildResource(CmpSubsystemModel.HILO_KEY_GENERATOR_PATH).setCustomResourceTransformer(discarder)
                .addOperationTransformationOverride(ModelDescriptionConstants.ADD).setCustomOperationTransformer(discarder)
                .inheritResourceAttributeDefinitions()
                .end()
                .addOperationTransformationOverride(ModelDescriptionConstants.WRITE_ATTRIBUTE_OPERATION).setCustomOperationTransformer(discarder.getWriteAttributeTransformer())
                .inheritResourceAttributeDefinitions()
                .end()
                .addOperationTransformationOverride(ModelDescriptionConstants.UNDEFINE_ATTRIBUTE_OPERATION).setCustomOperationTransformer(discarder.getUndefineAttributeTransformer())
                .inheritResourceAttributeDefinitions()
                .end();
            
test:

@Test
    public void testTransformers() throws Exception {
        ModelVersion modelVersion = ModelVersion.create(1, 0, 0);
        KernelServicesBuilder builder = createKernelServicesBuilder(AdditionalInitialization.MANAGEMENT);

        builder.createLegacyKernelServicesBuilder(null, modelVersion)
                .addMavenResourceURL("org.jboss.as:jboss-as-cmp:7.1.2.Final")
                .addMavenResourceURL("org.jboss.as:jboss-as-controller:7.1.2.Final")
                .addParentFirstClassPattern("org.jboss.as.controller.*");

        KernelServices mainServices = builder.build();
        Assert.assertTrue(mainServices.isSuccessfulBoot());
        Assert.assertTrue(mainServices.getLegacyServices(modelVersion).isSuccessfulBoot());

        ModelTestUtils.checkFailedTransformedBootOperations(mainServices, modelVersion, parse(getSubsystemXml()),
                new FailedOperationTransformationConfig()
                        .addFailedAttribute(SUBSYSTEM_PATH.append(CmpSubsystemModel.UUID_KEY_GENERATOR_PATH),
                                new FailedOperationTransformationConfig.NewAttributesConfig(AbstractKeyGeneratorResourceDefinition.JNDI_NAME))
                        .addFailedAttribute(SUBSYSTEM_PATH.append(CmpSubsystemModel.HILO_KEY_GENERATOR_PATH),
                                new FailedOperationTransformationConfig.NewAttributesConfig(AbstractKeyGeneratorResourceDefinition.JNDI_NAME))

        );
    }            
                
                
result:


junit.framework.ComparisonFailure: JBAS014792: Unknown attribute jndi-name for
:{
    "operation" => "write-attribute",
    "address" => [
        ("subsystem" => "cmp"),
        ("uuid-keygenerator" => "uuid2")
    ],
    "name" => "jndi-name",
    "value" => undefined
} 
Expected :success
Actual   :failed


with new API:


builder.addChildResource(CmpSubsystemModel.UUID_KEY_GENERATOR_PATH).getAttributeBuilder().setDiscard(DiscardAttributeChecker.UNDEFINED, AbstractKeyGeneratorResourceDefinition.JNDI_NAME).end();
builder.addChildResource(CmpSubsystemModel.HILO_KEY_GENERATOR_PATH).getAttributeBuilder().setDiscard(DiscardAttributeChecker.UNDEFINED, AbstractKeyGeneratorResourceDefinition.JNDI_NAME).end();


result:

junit.framework.ComparisonFailure: Should not have worked: {
    "operation" => "add",
    "address" => [
        ("subsystem" => "cmp"),
        ("uuid-keygenerator" => "uuid2")
    ],
    "jndi-name" => "java:jboss/uuid2"
} 
Expected :failed
Actual   :success