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

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

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        checkMarshallUnmarshall( expected, m );
    }

    @Test
    public void testMoreComplexRenderingWithDsl() {
        final RuleModel m = getComplexModel( true );
        String expected = "rule \"Complex Rule\"\n" + "\tno-loop true\n"
                + "\tsalience -10\n" + "\tagenda-group \"aGroup\"\n"
                + "\tdialect \"mvel\"\n" + "\twhen\n"
                + "\t\t>p1 : Person( f1 : age < 42 )\n"
                + "\t\t>not (Cancel( )) \n" + "\tthen\n"
                + "\t\t>p1.setStatus( \"rejected\" );\n"
                + "\t\t>update( p1 );\n" + "\t\t>retract( p1 );\n"
                + "\t\tSend an email to administrator\n" + "end\n";

        checkMarshallUnmarshall( expected, m );

        String drl = brlPersistence.marshal( m );
        assertEqualsIgnoreWhitespace( expected, drl );

        String dslFile = "[then]Send an email to {administrator}=sendMailTo({administrator});";

        RuleModel unmarshalledModel = brlPersistence.unmarshalUsingDSL( drl, null, dslFile );

        IAction[] actions = unmarshalledModel.rhs;
        DSLSentence dslSentence = (DSLSentence) actions[ actions.length - 1 ];
        assertEquals( "Send an email to {administrator}", dslSentence.getDefinition() );
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        assertEquals( "The credit rating is AA",
                      expansion );
        assertEquals( dsl.getDefinition(),
                      dslDefinition );

        final RuleModel m = new RuleModel();
        m.name = "Rule With DSL";
        m.addLhsItem( dsl );

        String drl = brlPersistence.marshal( m );
        assertEqualsIgnoreWhitespace( expected, drl );

        String dslFile = "[when]" + dslDefinition + "=Credit( rating == {rating} )";

        RuleModel unmarshalledModel = brlPersistence.unmarshalUsingDSL( drl, null, dslFile );

        DSLSentence dslSentence = (DSLSentence) unmarshalledModel.lhs[ 0 ];
        assertEquals( dslDefinition, dslSentence.getDefinition() );
        assertEquals( 1, dslSentence.getValues().size() );
        assertTrue( dslSentence.getValues().get( 0 ) instanceof DSLComplexVariableValue );
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        dsl.setDefinition( dslDefinition );
        //The following line is normally performed by the UI when the user sets values
        dsl.getValues().get( 0 ).setValue( "AA" );

        //Append DSL to RuleModel to check marshalling
        final RuleModel m = new RuleModel();
        m.name = "r1";
        m.addLhsItem( dsl );

        final String drlActual = brlPersistence.marshal( m );
        assertEqualsIgnoreWhitespace( drlExpected,
                                      drlActual );
    }
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        assertEqualsIgnoreWhitespace( drlExpected,
                                      drlActual );
    }

    private RuleModel getComplexModel( boolean useDsl ) {
        final RuleModel m = new RuleModel();
        m.name = "Complex Rule";

        m.addAttribute( new RuleAttribute( "no-loop",
                                           "true" ) );
        m.addAttribute( new RuleAttribute( "salience",
                                           "-10" ) );
        m.addAttribute( new RuleAttribute( "agenda-group",
                                           "aGroup" ) );

        final FactPattern pat = new FactPattern( "Person" );
        pat.setBoundName( "p1" );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        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 );

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

        return m;
    }
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public class RuleModelTest {

    @Test
    public void testAddItemLhs() {
        final RuleModel model = new RuleModel();
        final FactPattern x = new FactPattern();
        model.addLhsItem( x );
        assertEquals( 1,
                model.lhs.length );

        final FactPattern y = new FactPattern();
        model.addLhsItem( y );

        assertEquals( 2,
                model.lhs.length );
        assertEquals( x,
                model.lhs[0] );
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    }

    @Test
    public void testAddItemRhs() {
        final RuleModel model = new RuleModel();
        final IAction a0 = new ActionSetField();
        final IAction a1 = new ActionSetField();

        model.addRhsItem( a0 );

        assertEquals( 1,
                model.rhs.length );
        model.addRhsItem( a1 );

        assertEquals( 2,
                model.rhs.length );

        assertEquals( a0,
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                model.rhs[1] );
    }

    @Test
    public void testAllVariableBindings() {
        final RuleModel model = new RuleModel();
        model.lhs = new IPattern[2];
        final FactPattern x = new FactPattern( "Car" );
        model.lhs[0] = x;
        x.setBoundName( "boundFact" );

        SingleFieldConstraint sfc = new SingleFieldConstraint( "q" );
        x.addConstraint( sfc );
        sfc.setFieldBinding( "field1" );

        SingleFieldConstraint sfc2 = new SingleFieldConstraint( "q" );
        x.addConstraint( sfc2 );
        sfc2.setFieldBinding( "field2" );

        model.lhs[1] = new CompositeFactPattern();

        List vars = model.getAllVariables();
        assertEquals( 3,
                vars.size() );
        assertEquals( "boundFact",
                vars.get( 0 ) );
        assertEquals( "field1",
                vars.get( 1 ) );
        assertEquals( "field2",
                vars.get( 2 ) );

        assertTrue( model.isVariableNameUsed( "field2" ) );

    }
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    }

    @Test
    public void testAllVariableBindings2() {
        final RuleModel model = new RuleModel();
        model.lhs = new IPattern[1];
        final FactPattern fp = new FactPattern( "Car" );
        model.lhs[0] = fp;
        fp.setBoundName( "$c" );

        SingleFieldConstraint sfc = new SingleFieldConstraintEBLeftSide( "make" );
        sfc.getExpressionValue().appendPart( new ExpressionField( "make",
                "java.lang.String",
                "String" ) );
        sfc.setFieldBinding( "$m" );
        fp.addConstraint( sfc );

        List<String> vars = model.getAllVariables();
        assertEquals( 2,
                vars.size() );
        assertEquals( "$c",
                vars.get( 0 ) );
        assertEquals( "$m",
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    }

    @Test
    public void testAttributes() {
        final RuleModel m = new RuleModel();
        final RuleAttribute at = new RuleAttribute( "salience",
                "42" );
        m.addAttribute( at );
        assertEquals( 1,
                m.attributes.length );
        assertEquals( at,
                m.attributes[0] );

        final RuleAttribute at2 = new RuleAttribute( "agenda-group",
                "x" );
        m.addAttribute( at2 );
        assertEquals( 2,
                m.attributes.length );
        assertEquals( at2,
                m.attributes[1] );

        m.removeAttribute( 0 );
        assertEquals( 1,
                m.attributes.length );
        assertEquals( at2,
                m.attributes[0] );
    }
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    }
*/
    @Test
    public void testBoundFactFinder() {
        final RuleModel model = new RuleModel();

        assertNull( model.getLHSBoundFact( "x" ) );
        model.lhs = new IPattern[3];

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

        assertNotNull( model.getLHSBoundFact( "x" ) );
        assertEquals( x,
                model.getLHSBoundFact( "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( y,
                model.getLHSBoundFact( "y" ) );
        assertEquals( x,
                model.getLHSBoundFact( "x" ) );

        model.rhs = new IAction[1];
        final ActionSetField set = new ActionSetField();
        set.setVariable( "x" );
        model.rhs[0] = set;

        assertTrue( model.isBoundFactUsed( "x" ) );
        assertFalse( model.isBoundFactUsed( "y" ) );

        assertEquals( 3,
                model.lhs.length );
        assertFalse( model.removeLhsItem( 0 ) );
        assertEquals( 3,
                model.lhs.length );

        final ActionRetractFact fact = new ActionRetractFact( "q" );
        model.rhs[0] = fact;
        assertTrue( model.isBoundFactUsed( "q" ) );
        assertFalse( model.isBoundFactUsed( "x" ) );

        final XStream xt = new XStream();
        xt.alias( "rule",
                RuleModel.class );
        xt.alias( "fact",
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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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