Package org.drools.lang.descr

Examples of org.drools.lang.descr.ConstraintConnectiveDescr

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    @Test
    public void testDumpMatches3() throws Exception {
        String input = "this[\"content\"] matches \"hello ;=\"";
        String expected = "this[\"content\"] ~= \"hello ;=\"";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Test
    public void testDumpContains() throws Exception {
        String input = "list contains \"b\"";
        String expected = "list contains \"b\"";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Test
    public void testDumpContains2() throws Exception {
        String input = "list not contains \"b\"";
        String expected = "!( list contains \"b\" )";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Test
    public void testDumpExcludes() throws Exception {
        String input = "list excludes \"b\"";
        String expected = "!( list contains \"b\" )";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Test
    public void testDumpExcludes2() throws Exception {
        String input = "list not excludes \"b\"";
        String expected = "list contains \"b\"";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Ignore
    public void testDumpWithDateAttr() throws Exception {
        String input = "son.birthDate == \"01-jan-2000\"";
        String expected = "son.birthDate == org.drools.util.DateUtils.parseDate( \"01-jan-2000\" )";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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    @Test
    public void testDumpComplex() throws Exception {
        String input = "a ( > 60 && < 70 ) || ( > 50 && < 55 ) && a3 == \"black\" || a == 40 && a3 == \"pink\" || a == 12 && a3 == \"yellow\" || a3 == \"blue\"";
        String expected = "( ( a > 60 && a < 70 || a > 50 && a < 55 ) && a3 == \"black\" || a == 40 && a3 == \"pink\" || a == 12 && a3 == \"yellow\" || a3 == \"blue\" )";

        ConstraintConnectiveDescr descr = parse( input );
        String result = dumper.dump( descr );

        assertEquals( expected,
                      result );
    }
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                      result );
    }

    public ConstraintConnectiveDescr parse( final String constraint ) {
        DrlExprParser parser = new DrlExprParser();
        ConstraintConnectiveDescr result = parser.parse( constraint );
        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        return result;
    }
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        super.tearDown();
    }

    public void testSimpleExpression() throws Exception {
        String source = "a > b";
        ConstraintConnectiveDescr result = parser.parse( source );
        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        assertEquals( ConnectiveType.AND,
                      result.getConnective() );
        assertEquals( 1,
                      result.getDescrs().size() );

        RelationalExprDescr expr = (RelationalExprDescr) result.getDescrs().get( 0 );
        assertEquals( ">",
                      expr.getOperator() );

        AtomicExprDescr left = (AtomicExprDescr) expr.getLeft();
        AtomicExprDescr right = (AtomicExprDescr) expr.getRight();
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                      right.getExpression() );
    }

    public void testAndConnective() throws Exception {
        String source = "a > b && 10 != 20";
        ConstraintConnectiveDescr result = parser.parse( source );
        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        assertEquals( ConnectiveType.AND,
                      result.getConnective() );
        assertEquals( 2,
                      result.getDescrs().size() );

        RelationalExprDescr expr = (RelationalExprDescr) result.getDescrs().get( 0 );
        assertEquals( ">",
                      expr.getOperator() );
        AtomicExprDescr left = (AtomicExprDescr) expr.getLeft();
        AtomicExprDescr right = (AtomicExprDescr) expr.getRight();
        assertEquals( "a",
                      left.getExpression() );
        assertEquals( "b",
                      right.getExpression() );

        expr = (RelationalExprDescr) result.getDescrs().get( 1 );
        assertEquals( "!=",
                      expr.getOperator() );
        left = (AtomicExprDescr) expr.getLeft();
        right = (AtomicExprDescr) expr.getRight();
        assertEquals( "10",
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Related Classes of org.drools.lang.descr.ConstraintConnectiveDescr

  • org.drools.compiler.DrlExprParser
  • org.drools.lang.DRL5Expressions
  • org.drools.lang.DRL6Expressions
  • org.drools.lang.DRLExpressions
  • org.drools.lang.DRLExprParserTest
  • org.drools.lang.DRLExprTreeTest
  • org.drools.lang.MVELDumper
  • org.drools.lang.MVELDumperTest
  • org.drools.rule.builder.PatternBuilder
  • org.drools.rule.builder.QueryElementBuilder
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