Package org.drools.compiler.lang.descr

Examples of org.drools.compiler.lang.descr.PackageDescr

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    }

    @Test
    public void testStringEscapes() throws Exception {
        String source = "package com.sample  rule test  when  Cheese( type matches \"\\..*\\\\.\" )  then  end";
        PackageDescr pkg = (PackageDescr) parse( "compilationUnit",
                                                 source );
        assertEquals( "com.sample",
                          pkg.getName() );
        RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( "test",
                          rule.getName() );

        assertEquals( 1,
                      rule.getLhs().getDescrs().size() );
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    }

    @Test
    public void testDialect() throws Exception {
        final String source = "dialect 'mvel'";
        PackageDescr pkg = (PackageDescr) parse( "compilationUnit",
                                                 source );
        AttributeDescr attr = (AttributeDescr) pkg.getAttributes().get( 0 );
        assertEquals( "dialect",
                      attr.getName() );
        assertEquals( "mvel",
                      attr.getValue() );
    }
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    }

    @Test
    public void testDialect2() throws Exception {
        final String source = "dialect \"mvel\"";
        PackageDescr pkg = (PackageDescr) parse( "compilationUnit",
                                                     source );
        AttributeDescr attr = pkg.getAttributes().get( 0 );
        assertEquals( "dialect",
                          attr.getName() );
        assertEquals( "mvel",
                          attr.getValue() );
    }
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        assertNotNull( rule.getConsequence() );
    }

    @Test
    public void testKeywordCollisions() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "eol_funny_business.drl" );
        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        assertEquals( 1,
                      pkg.getRules().size() );
    }
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                      pkg.getRules().size() );
    }

    @Test
    public void testTernaryExpression() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "ternary_expression.drl" );

        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( 1,
                      pkg.getRules().size() );

        assertEqualsIgnoreWhitespace( "if (speed > speedLimit ? true : false;) pullEmOver();",
                                          (String) rule.getConsequence() );
    }
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    //
    //    }
    //
    @Test
    public void testFunctionWithArrays() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "function_arrays.drl" );

        assertEquals( "foo",
                          pkg.getName() );
        assertEquals( 1,
                          pkg.getRules().size() );

        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );

        assertEqualsIgnoreWhitespace( "yourFunction(new String[3] {\"a\",\"b\",\"c\"});",
                                      (String) rule.getConsequence() );

        final FunctionDescr func = (FunctionDescr) pkg.getFunctions().get( 0 );

        assertEquals( "String[]",
                          func.getReturnType() );
        assertEquals( "args[]",
                          func.getParameterNames().get( 0 ) );
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                          func.getParameterTypes().get( 0 ) );
    }

    @Test
    public void testAlmostEmptyRule() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "almost_empty_rule.drl" );

        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );
        assertNotNull( pkg );

        RuleDescr rule = pkg.getRules().get( 0 );

        assertEquals( "almost_empty",
                      rule.getName() );
        assertNotNull( rule.getLhs() );
        assertEquals( "",
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                          returnData );
    }

    @Test
    public void testEmptyPattern() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "test_EmptyPattern.drl" );

        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        assertEquals( 1,
                      pkg.getRules().size() );
        final RuleDescr ruleDescr = (RuleDescr) pkg.getRules().get( 0 );
        assertEquals( "simple rule",
                      ruleDescr.getName() );
        assertNotNull( ruleDescr.getLhs() );
        assertEquals( 1,
                      ruleDescr.getLhs().getDescrs().size() );
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                      third.getLine() );
    }

    @Test
    public void testLineNumberIncludingCommentsInRHS() throws Exception {
        PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                         "test_CommentLineNumbersInConsequence.drl" );

        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        final String rhs = (String) ((RuleDescr) pkg.getRules().get( 0 )).getConsequence();
        String expected = "\\s*//woot$\\s*first$\\s*$\\s*//$\\s*$\\s*/\\* lala$\\s*$\\s*\\*/$\\s*second$\\s*";
        assertTrue( Pattern.compile( expected,
                                     Pattern.DOTALL | Pattern.MULTILINE ).matcher( rhs ).matches() );
    }
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    }

    @Test
    public void testNotExistWithBrackets() throws Exception {

        final PackageDescr pkg = (PackageDescr) parseResource( "compilationUnit",
                                                               "not_exist_with_brackets.drl" );

        assertFalse( parser.getErrors().toString(),
                     parser.hasErrors() );

        final RuleDescr rule = (RuleDescr) pkg.getRules().get( 0 );

        assertNotNull( rule );
        assertEquals( "simple_rule",
                      rule.getName() );
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  • org.drools.compiler.builder.impl.KnowledgeBuilderImpl
  • org.drools.compiler.builder.impl.KnowledgeBuilderTest
  • org.drools.compiler.builder.impl.TypeDeclarationBuilder
  • org.drools.compiler.builder.impl.TypeDeclarationCache
  • org.drools.compiler.CommonTestMethodBase
  • org.drools.compiler.compiler.DrlParser
  • org.drools.compiler.compiler.DrlParserTest
  • org.drools.compiler.compiler.PackageBuilder
  • org.drools.compiler.compiler.PackageBuilderConfigurationTest
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