Package org.drools.ide.common.client.modeldriven.brl

Examples of org.drools.ide.common.client.modeldriven.brl.RuleModel

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    @Test
    public void testEnumTypeNumeric() {
        //A legacy "Guvnor" enums (i.e pick-list of underlying field data-type)
        String expected = "rule \"my rule\"\n\tdialect \"mvel\"\n\twhen\n\t\tCheese( age == 100 )\n"
                          + "\tthen\n\t\tinsert( new Report() );\nend\n";
        final RuleModel m = new RuleModel();
        final FactPattern pat = new FactPattern( "Cheese" );

        m.addLhsItem( pat );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "age" );
        con.setOperator( "==" );
        con.setValue( "100" );
        con.setFieldType( SuggestionCompletionEngine.TYPE_NUMERIC );
        con.setConstraintValueType( BaseSingleFieldConstraint.TYPE_ENUM );
        pat.addConstraint( con );

        m.addRhsItem( new ActionInsertFact( "Report" ) );
        m.name = "my rule";

        final String drl = brlPersistence.marshal( m );
        assertEquals( expected,
                      drl );
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    @Test
    public void testEnumTypeBoolean() {
        //A legacy "Guvnor" enums (i.e pick-list of underlying field data-type)
        String expected = "rule \"my rule\"\n\tdialect \"mvel\"\n\twhen\n\t\tCheese( smelly == true )\n"
                          + "\tthen\n\t\tinsert( new Report() );\nend\n";
        final RuleModel m = new RuleModel();
        final FactPattern pat = new FactPattern( "Cheese" );

        m.addLhsItem( pat );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "smelly" );
        con.setOperator( "==" );
        con.setValue( "true" );
        con.setFieldType( SuggestionCompletionEngine.TYPE_BOOLEAN );
        con.setConstraintValueType( BaseSingleFieldConstraint.TYPE_ENUM );
        pat.addConstraint( con );

        m.addRhsItem( new ActionInsertFact( "Report" ) );
        m.name = "my rule";

        final String drl = brlPersistence.marshal( m );
        assertEquals( expected,
                      drl );
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    @Test
    public void testEnumTypeDate() {
        //A legacy "Guvnor" enums (i.e pick-list of underlying field data-type)
        String expected = "rule \"my rule\"\n\tdialect \"mvel\"\n\twhen\n\t\tCheese( dateMade == \"31-Jan-2010\" )\n"
                          + "\tthen\n\t\tinsert( new Report() );\nend\n";
        final RuleModel m = new RuleModel();
        final FactPattern pat = new FactPattern( "Cheese" );

        m.addLhsItem( pat );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "dateMade" );
        con.setOperator( "==" );
        con.setValue( "31-Jan-2010" );
        con.setFieldType( SuggestionCompletionEngine.TYPE_DATE );
        con.setConstraintValueType( BaseSingleFieldConstraint.TYPE_ENUM );
        pat.addConstraint( con );

        m.addRhsItem( new ActionInsertFact( "Report" ) );
        m.name = "my rule";

        final String drl = brlPersistence.marshal( m );
        assertEquals( expected,
                      drl );
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    @Test
    public void testEnumTypeComparable() {
        //Java 1.5+ "true" enums are of type Comparable
        String expected = "rule \"my rule\"\n\tdialect \"mvel\"\n\twhen\n\t\tCheese( type == Cheese.CHEDDAR )\n"
                          + "\tthen\n\t\tinsert( new Report() );\nend\n";
        final RuleModel m = new RuleModel();
        final FactPattern pat = new FactPattern( "Cheese" );

        m.addLhsItem( pat );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "type" );
        con.setOperator( "==" );
        con.setValue( "Cheese.CHEDDAR" );
        con.setFieldType( SuggestionCompletionEngine.TYPE_COMPARABLE );
        con.setConstraintValueType( BaseSingleFieldConstraint.TYPE_ENUM );
        pat.addConstraint( con );

        m.addRhsItem( new ActionInsertFact( "Report" ) );
        m.name = "my rule";

        final String drl = brlPersistence.marshal( m );
        assertEquals( expected,
                      drl );
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                      drl );
    }

    @Test
    public void testMoreComplexRendering() {
        final RuleModel m = getComplexModel();
        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"
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    }

    @Test
    public void testFieldBindingWithNoConstraints() {
        // to satisfy JBRULES-850
        RuleModel m = getModelWithNoConstraints();
        String s = BRDRLPersistence.getInstance().marshal( m );
        // System.out.println(s);
        assertTrue( s.indexOf( "Person( f1 : age)" ) != -1 );
    }
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        assertTrue( s.indexOf( "Person( f1 : age)" ) != -1 );
    }

    @Test
    public void textIsNullOperator() {
        final RuleModel m = new RuleModel();
        m.name = "IsNullOperator";
        final FactPattern pat = new FactPattern( "Person" );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "age" );
        con.setOperator( "== null" );
        pat.addConstraint( con );

        m.addLhsItem( pat );

        String s = BRDRLPersistence.getInstance().marshal( m );
        assertTrue( s.indexOf( "Person( age == null )" ) != -1 );
    }
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        assertTrue( s.indexOf( "Person( age == null )" ) != -1 );
    }

    @Test
    public void textIsNotNullOperator() {
        final RuleModel m = new RuleModel();
        m.name = "IsNotNullOperator";
        final FactPattern pat = new FactPattern( "Person" );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldName( "age" );
        con.setOperator( "!= null" );
        pat.addConstraint( con );

        m.addLhsItem( pat );

        String s = BRDRLPersistence.getInstance().marshal( m );
        assertTrue( s.indexOf( "Person( age != null )" ) != -1 );
    }
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    //
    // }
    //

    private RuleModel getModelWithNoConstraints() {
        final RuleModel m = new RuleModel();
        m.name = "Complex Rule";
        final FactPattern pat = new FactPattern( "Person" );
        pat.setBoundName( "p1" );
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.setFieldBinding( "f1" );
        con.setFieldName( "age" );
        // con.operator = "<";
        // con.value = "42";
        pat.addConstraint( con );

        m.addLhsItem( pat );

        return m;
    }
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        return m;
    }

    private RuleModel getComplexModel() {
        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.variable = "p1";
        set.addFieldValue( new ActionFieldValue( "status",
                                                 "rejected",
                                                 SuggestionCompletionEngine.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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