Package org.drools.brms.client.modeldriven.brl

Examples of org.drools.brms.client.modeldriven.brl.RuleModel

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        assertEqualsIgnoreWhitespace( expected, actual );

    }

    public void testFieldsDeclaredButNoConstraints() {
        RuleModel m = new RuleModel();
        m.name = "boo";

        FactPattern p = new FactPattern();
        p.factType = "Person";

        //this isn't an effective constraint, so it should be ignored.
        p.addConstraint( new SingleFieldConstraint("field1") );

        m.addLhsItem( p );

        String actual = BRDRLPersistence.getInstance().marshal( m );

        String expected = "rule \"boo\" \tdialect \"mvel\"\n when Person() then end";
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    }

    public void testLiteralStrings() {

        RuleModel m = new RuleModel();
        m.name = "test literal strings";

        FactPattern p = new FactPattern("Person");
        SingleFieldConstraint con = new SingleFieldConstraint();
        con.fieldName = "field1";
        con.operator = "==";
        con.value = "goo";
        con.constraintValueType = SingleFieldConstraint.TYPE_LITERAL;
        p.addConstraint( con );


        SingleFieldConstraint con2 = new SingleFieldConstraint();
        con2.fieldName = "field2";
        con2.operator = "==";
        con2.value = "variableHere";
        con2.constraintValueType = SingleFieldConstraint.TYPE_VARIABLE;
        p.addConstraint( con2 );



        m.addLhsItem( p );

        String result = BRDRLPersistence.getInstance().marshal( m );

        assertEqualsIgnoreWhitespace( "rule \"test literal strings\"" +
                                          "\tdialect \"mvel\"\n when " +
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        assertEquals( cleanExpected,
                      cleanActual );
    }

    public void testReturnValueConstraint() {
        RuleModel m = new RuleModel();
        m.name = "yeah";

        FactPattern p = new FactPattern();

        SingleFieldConstraint con = new SingleFieldConstraint();
        con.constraintValueType = SingleFieldConstraint.TYPE_RET_VALUE;
        con.value = "someFunc(x)";
        con.operator = "==";
        con.fieldName = "goo";
        p.factType = "Goober";

        p.addConstraint( con );
        m.addLhsItem( p );

        String actual = BRDRLPersistence.getInstance().marshal( m );
        //System.err.println(actual);

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                            "end";
        assertEqualsIgnoreWhitespace( expected, actual);
    }

    public void testPredicateConstraint() {
        RuleModel m = new RuleModel();
        m.name = "yeah";

        FactPattern p = new FactPattern();

        SingleFieldConstraint con = new SingleFieldConstraint();
        con.constraintValueType = SingleFieldConstraint.TYPE_PREDICATE;
        con.value = "field soundslike 'poo'";

        p.factType = "Goober";

        p.addConstraint( con );
        m.addLhsItem( p );

        String actual = BRDRLPersistence.getInstance().marshal( m );
        //System.err.println(actual);

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    }

    public void testGenerateEmptyDRL() {
        String expected = "rule \"null\"\n\tdialect \"mvel\"\n\twhen\n\tthen\nend\n";

        final String drl = p.marshal( new RuleModel() );

        assertNotNull( drl );
        assertEquals( expected,
                      drl );
    }
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    }

    public void testBasics() {
        String expected = "rule \"my rule\"\n\tno-loop true\n\tdialect \"mvel\"\n\twhen\n\t\tPerson( )\n" +
                          "\t\tAccident( )\n\tthen\n\t\tinsert( new Report() );\nend\n";
        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" ) );
        m.name = "my rule";

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

    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" +
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    }
   
   
    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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    //
    //    }
    //
   
    private RuleModel getModelWithNoConstraints() {
        final RuleModel m = new RuleModel();
        m.name = "Complex Rule";
        final FactPattern pat = new FactPattern();
        pat.boundName = "p1";
        pat.factType = "Person";
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.fieldBinding = "f1";
        con.fieldName = "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();
        pat.boundName = "p1";
        pat.factType = "Person";
        final SingleFieldConstraint con = new SingleFieldConstraint();
        con.fieldBinding = "f1";
        con.fieldName = "age";
        con.operator = "<";
        con.value = "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.sentence = "Send an email to {administrator}";

        m.addRhsItem( sen );
        return m;
    }
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Related Classes of org.drools.brms.client.modeldriven.brl.RuleModel

  • org.drools.brms.modeldriven.RuleModelTest
  • org.drools.brms.server.util.BRDRLPersistenceTest
  • org.drools.brms.server.util.BRLPersitenceTest
  • org.drools.brms.server.util.BRXMLPersistence
  • org.drools.contrib.DroolsAntTask
  • org.drools.contrib.DroolsCompilerAntTask
  • java.util.ArrayList
  • java.util.List
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