Package org.drools.guvnor.models.commons.shared.rule

Examples of org.drools.guvnor.models.commons.shared.rule.RuleModel

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public class BRLPersistenceTest {

    @Test
    public void testGenerateEmptyXML() {
        final BRLPersistence p = BRXMLPersistence.getInstance();
        final String xml = p.marshal( new RuleModel() );
        assertNotNull( xml );
        assertFalse( xml.equals( "" ) );

        assertTrue( xml.startsWith( "<rule>" ) );
        assertTrue( xml.endsWith( "</rule>" ) );
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    }

    @Test
    public void testBasics() {
        final BRLPersistence p = BRXMLPersistence.getInstance();
        final RuleModel m = new RuleModel();
        m.addLhsItem( new FactPattern( "Person" ) );
        m.addLhsItem( new FactPattern( "Accident" ) );
        m.addAttribute( new RuleAttribute( "no-loop",
                                           "true" ) );

        m.addRhsItem( new ActionInsertFact( "Report" ) );
        ActionGlobalCollectionAdd ag = new ActionGlobalCollectionAdd();
        ag.setFactName( "x" );
        ag.setGlobalName( "g" );
        m.addRhsItem( ag );
        m.name = "my rule";
        final String xml = p.marshal( m );
        System.out.println( xml );
        assertTrue( xml.indexOf( "Person" ) > -1 );
        assertTrue( xml.indexOf( "Accident" ) > -1 );
        assertTrue( xml.indexOf( "no-loop" ) > -1 );
        assertTrue( xml.indexOf( "org.kie" ) == -1 );
        assertTrue( xml.indexOf( "addToGlobal" ) > -1 );

        RuleModel rm_ = BRXMLPersistence.getInstance().unmarshal( xml );
        assertEquals( 2,
                      rm_.rhs.length );

    }
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    }

    @Test
    public void testMoreComplexRendering() {
        final BRLPersistence p = BRXMLPersistence.getInstance();
        final RuleModel m = getComplexModel();

        final String xml = p.marshal( m );
        System.out.println( xml );

        assertTrue( xml.indexOf( "org.kie" ) == -1 );
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    }

    @Test
    public void testRoundTrip() {
        final RuleModel m = getComplexModel();

        final String xml = BRXMLPersistence.getInstance().marshal( m );

        final RuleModel m2 = BRXMLPersistence.getInstance().unmarshal( xml );
        assertNotNull( m2 );
        assertEquals( m.name,
                      m2.name );
        assertEquals( m.lhs.length,
                      m2.lhs.length );
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    }

    @Test
    public void testCompositeConstraintsRoundTrip() throws Exception {
        RuleModel m = new RuleModel();
        m.name = "with composite";

        FactPattern p1 = new FactPattern( "Person" );
        p1.setBoundName( "p1" );
        m.addLhsItem( p1 );

        FactPattern p = new FactPattern( "Goober" );
        m.addLhsItem( p );
        CompositeFieldConstraint comp = new CompositeFieldConstraint();
        comp.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_OR );
        p.addConstraint( comp );

        final SingleFieldConstraint X = new SingleFieldConstraint();
        X.setFieldName( "goo" );
        X.setConstraintValueType( SingleFieldConstraint.TYPE_LITERAL );
        X.setValue( "foo" );
        X.setOperator( "==" );
        X.setConnectives( new ConnectiveConstraint[ 1 ] );
        X.getConnectives()[ 0 ] = new ConnectiveConstraint();
        X.getConnectives()[ 0 ].setConstraintValueType( ConnectiveConstraint.TYPE_LITERAL );
        X.getConnectives()[ 0 ].setOperator( "|| ==" );
        X.getConnectives()[ 0 ].setValue( "bar" );
        comp.addConstraint( X );

        final SingleFieldConstraint Y = new SingleFieldConstraint();
        Y.setFieldName( "goo2" );
        Y.setConstraintValueType( SingleFieldConstraint.TYPE_LITERAL );
        Y.setValue( "foo" );
        Y.setOperator( "==" );
        comp.addConstraint( Y );

        CompositeFieldConstraint comp2 = new CompositeFieldConstraint();
        comp2.setCompositeJunctionType( CompositeFieldConstraint.COMPOSITE_TYPE_AND );
        final SingleFieldConstraint Q1 = new SingleFieldConstraint();
        Q1.setFieldName( "goo" );
        Q1.setOperator( "==" );
        Q1.setValue( "whee" );
        Q1.setConstraintValueType( BaseSingleFieldConstraint.TYPE_LITERAL );

        comp2.addConstraint( Q1 );

        final SingleFieldConstraint Q2 = new SingleFieldConstraint();
        Q2.setFieldName( "gabba" );
        Q2.setOperator( "==" );
        Q2.setValue( "whee" );
        Q2.setConstraintValueType( BaseSingleFieldConstraint.TYPE_LITERAL );

        comp2.addConstraint( Q2 );

        //now nest it
        comp.addConstraint( comp2 );

        final SingleFieldConstraint Z = new SingleFieldConstraint();
        Z.setFieldName( "goo3" );
        Z.setConstraintValueType( SingleFieldConstraint.TYPE_LITERAL );
        Z.setValue( "foo" );
        Z.setOperator( "==" );

        p.addConstraint( Z );

        ActionInsertFact ass = new ActionInsertFact( "Whee" );
        m.addRhsItem( ass );

        String xml = BRXMLPersistence.getInstance().marshal( m );
        //System.err.println(xml);

        RuleModel m2 = BRXMLPersistence.getInstance().unmarshal( xml );
        assertNotNull( m2 );
        assertEquals( "with composite",
                      m2.name );

        assertEquals( m2.lhs.length,
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    }

    @Test
    public void testFreeFormLine() {
        RuleModel m = new RuleModel();
        m.name = "with composite";
        m.lhs = new IPattern[ 1 ];
        m.rhs = new IAction[ 1 ];

        FreeFormLine fl = new FreeFormLine();
        fl.setText( "Person()" );
        m.lhs[ 0 ] = fl;

        FreeFormLine fr = new FreeFormLine();
        fr.setText( "fun()" );
        m.rhs[ 0 ] = fr;

        String xml = BRXMLPersistence.getInstance().marshal( m );
        assertNotNull( xml );

        RuleModel m_ = BRXMLPersistence.getInstance().unmarshal( xml );
        assertEquals( 1,
                      m_.lhs.length );
        assertEquals( 1,
                      m_.rhs.length );
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     * This will verify that we can load an old BRL change. If this fails, then
     * backwards compatibility is broken.
     */
    @Test
    public void testBackwardsCompat() throws Exception {
        RuleModel m2 = BRXMLPersistence.getInstance().unmarshal( loadResource( "existing_brl.xml" ) );

        assertNotNull( m2 );
        assertEquals( 3,
                      m2.rhs.length );
    }
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        return text.toString();
    }

    private RuleModel getComplexModel() {
        final RuleModel m = new RuleModel();

        m.addAttribute( new RuleAttribute( "no-loop",
                                           "true" ) );

        final FactPattern pat = new FactPattern( "Person" );
        pat.setBoundName( "p1" );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFactType( "Person" );
        con.setFieldBinding( "f1" );
        con.setFieldName( "age" );
        con.setOperator( "<" );
        con.setValue( "42" );
        pat.addConstraint( con );

        m.addLhsItem( pat );

        final CompositeFactPattern comp = new CompositeFactPattern( "not" );
        comp.addFactPattern( new FactPattern( "Cancel" ) );
        m.addLhsItem( comp );

        final ActionUpdateField set = new ActionUpdateField();
        set.setVariable( "p1" );
        set.addFieldValue( new ActionFieldValue( "status",
                                                 "rejected",
                                                 DataType.TYPE_STRING ) );
        m.addRhsItem( set );

        final ActionRetractFact ret = new ActionRetractFact( "p1" );
        m.addRhsItem( ret );

        final DSLSentence sen = new DSLSentence();
        sen.setDefinition( "Send an email to {administrator}" );

        m.addRhsItem( sen );
        return m;
    }
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        return m;
    }

    @Test
    public void testLoadEmpty() {
        RuleModel m = BRXMLPersistence.getInstance().unmarshal( null );
        assertNotNull( m );

        m = BRXMLPersistence.getInstance().unmarshal( "" );
        assertNotNull( m );
    }
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    }

    @Test
    public void testRemoveItemLhs() {
        final RuleModel model = new RuleModel();

        model.lhs = new IPattern[3];
        final FactPattern x = new FactPattern( "Car" );
        model.lhs[0] = x;
        x.setBoundName( "x" );

        final FactPattern y = new FactPattern( "Car" );
        model.lhs[1] = y;
        y.setBoundName( "y" );

        final FactPattern other = new FactPattern( "House" );
        model.lhs[2] = other;

        assertEquals( 3,
                model.lhs.length );
        assertEquals( x,
                model.lhs[0] );

        model.removeLhsItem( 0 );

        assertEquals( 2,
                model.lhs.length );
        assertEquals( y,
                model.lhs[0] );
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Related Classes of org.drools.guvnor.models.commons.shared.rule.RuleModel

  • org.drools.guvnor.models.commons.backend.rule.BRDRLPersistence
  • org.drools.guvnor.models.commons.backend.rule.BRDRLPersistenceTest
  • org.drools.guvnor.models.commons.backend.rule.BRLPersistenceTest
  • org.drools.guvnor.models.commons.backend.rule.BRXMLPersistence
  • org.drools.guvnor.models.commons.backend.rule.BRXMLPersistenceTest
  • org.drools.guvnor.models.commons.backend.rule.RuleModelTest
  • org.drools.guvnor.models.guided.dtable.backend.GuidedDTDRLPersistence
  • org.drools.guvnor.models.guided.dtable.shared.model.BRLRuleModel
  • org.drools.guvnor.models.guided.template.backend.BRXMLPersistence
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