Examples with MvelConstraintTestUtil org.drools.core.rule.MvelConstraintTestUtil used on opensource projects

Example 1 with MvelConstraintTestUtil

use of org.drools.core.rule.MvelConstraintTestUtil in project drools by kiegroup.

the class ReteTesterHelper method getBoundVariableConstraint.

public BetaNodeFieldConstraint getBoundVariableConstraint(final Class clazz, final String fieldName, final Declaration declaration, final String evaluatorString) {
    final InternalReadAccessor extractor = store.getReader(clazz, fieldName);
    String expression = fieldName + " " + evaluatorString + " " + declaration.getIdentifier();
    return new MvelConstraintTestUtil(expression, declaration, extractor);
}

Example 2 with MvelConstraintTestUtil

use of org.drools.core.rule.MvelConstraintTestUtil in project drools by kiegroup.

the class BaseMannersTest method getLiteralConstraint.

private AlphaNodeFieldConstraint getLiteralConstraint(final Pattern pattern, final String fieldName, final int fieldValue) {
    final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();
    final InternalReadAccessor extractor = store.getReader(clazz, fieldName);
    final FieldValue field = new LongFieldImpl(fieldValue);
    return new MvelConstraintTestUtil(fieldName + " == " + fieldValue, new LongFieldImpl(fieldValue), extractor);
}

Example 3 with MvelConstraintTestUtil

use of org.drools.core.rule.MvelConstraintTestUtil in project drools by kiegroup.

the class BaseMannersTest method getLiteralConstraint.

private AlphaNodeFieldConstraint getLiteralConstraint(final Pattern pattern, final String fieldName, final boolean fieldValue) {
    final Class clazz = ((ClassObjectType) pattern.getObjectType()).getClassType();
    final InternalReadAccessor extractor = store.getReader(clazz, fieldName);
    final FieldValue field = new BooleanFieldImpl(fieldValue);
    return new MvelConstraintTestUtil(fieldName + " == " + fieldValue, new BooleanFieldImpl(fieldValue), extractor);
}

Example 4 with MvelConstraintTestUtil

use of org.drools.core.rule.MvelConstraintTestUtil in project drools by kiegroup.

the class AlphaNodeTest method testReturnValueConstraintAssertObject.

/*
     *  This just test AlphaNode With a different Constraint type.
     */
@Test
public void testReturnValueConstraintAssertObject() throws Exception {
    InternalKnowledgeBase kBase = (InternalKnowledgeBase) KnowledgeBaseFactory.newKnowledgeBase();
    BuildContext buildContext = new BuildContext(kBase);
    buildContext.setRule(new RuleImpl("test"));
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    final RuleImpl rule = new RuleImpl("test-rule");
    PropagationContextFactory pctxFactory = kBase.getConfiguration().getComponentFactory().getPropagationContextFactory();
    final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null);
    final MockObjectSource source = new MockObjectSource(buildContext.getNextId());
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final FieldValue field = FieldFactory.getInstance().getFieldValue("cheddar");
    final MvelConstraint constraint = new MvelConstraintTestUtil("type == \"cheddar\"", field, extractor);
    final AlphaNode alphaNode = new AlphaNode(buildContext.getNextId(), constraint, source, buildContext);
    final MockObjectSink sink = new MockObjectSink();
    alphaNode.addObjectSink(sink);
    final Cheese cheddar = new Cheese("cheddar", 5);
    final DefaultFactHandle f0 = (DefaultFactHandle) ksession.insert(cheddar);
    assertLength(0, sink.getAsserted());
    // object should assert as it passes text
    alphaNode.assertObject(f0, context, ksession);
    assertLength(1, sink.getAsserted());
    final Object[] list = (Object[]) sink.getAsserted().get(0);
    assertSame(cheddar, ksession.getObject((DefaultFactHandle) list[0]));
    final Cheese stilton = new Cheese("stilton", 6);
    f0.setObject(stilton);
    sink.getAsserted().clear();
    // object should not assert as it does not pass text
    alphaNode.assertObject(f0, context, ksession);
    assertLength(0, sink.getAsserted());
}

Example 5 with MvelConstraintTestUtil

use of org.drools.core.rule.MvelConstraintTestUtil in project drools by kiegroup.

the class AlphaNodeTest method testUpdateSinkWithoutMemory.

@Test
public void testUpdateSinkWithoutMemory() {
    // An AlphaNode should try and repropagate from its source
    InternalKnowledgeBase kBase = (InternalKnowledgeBase) KnowledgeBaseFactory.newKnowledgeBase();
    BuildContext buildContext = new BuildContext(kBase);
    buildContext.setRule(new RuleImpl("test"));
    StatefulKnowledgeSessionImpl ksession = (StatefulKnowledgeSessionImpl) kBase.newKieSession();
    final RuleImpl rule = new RuleImpl("test-rule");
    PropagationContextFactory pctxFactory = kBase.getConfiguration().getComponentFactory().getPropagationContextFactory();
    final PropagationContext context = pctxFactory.createPropagationContext(0, PropagationContext.Type.INSERTION, null, null, null);
    final MockObjectSource source = new MockObjectSource(buildContext.getNextId());
    final InternalReadAccessor extractor = store.getReader(Cheese.class, "type");
    final FieldValue field = FieldFactory.getInstance().getFieldValue("cheddar");
    final MvelConstraint constraint = new MvelConstraintTestUtil("type == \"cheddar\"", field, extractor);
    final AlphaNode alphaNode = new AlphaNode(buildContext.getNextId(), constraint, source, // no memory
    buildContext);
    alphaNode.attach(buildContext);
    final MockObjectSink sink1 = new MockObjectSink();
    alphaNode.addObjectSink(sink1);
    // Assert a single fact which should be in the AlphaNode memory and also
    // propagated to the
    // the tuple sink
    final Cheese cheese = new Cheese("cheddar", 0);
    final DefaultFactHandle handle1 = new DefaultFactHandle(1, cheese);
    // adding handle to the mock source
    source.addFact(handle1);
    alphaNode.assertObject(handle1, context, ksession);
    // Create a fact that should not be propagated, since the alpha node restriction will filter it out
    final Cheese stilton = new Cheese("stilton", 10);
    final DefaultFactHandle handle2 = new DefaultFactHandle(2, stilton);
    // adding handle to the mock source
    source.addFact(handle2);
    alphaNode.assertObject(handle2, context, ksession);
    assertLength(1, sink1.getAsserted());
    // Attach a new tuple sink
    final MockObjectSink sink2 = new MockObjectSink();
    // Tell the alphanode to update the new node. Make sure the first sink1
    // is not updated
    // likewise the source should not do anything
    alphaNode.updateSink(sink2, context, ksession);
    assertLength(1, sink1.getAsserted());
    assertLength(1, sink2.getAsserted());
    assertEquals(1, source.getUdated());
}