Package org.apache.pig.newplan.logical.expression

Examples of org.apache.pig.newplan.logical.expression.BinCondExpression

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        ConstantExpression constant2 =  new ConstantExpression(plan, 20L);
        ConstantExpression constant3 =  new ConstantExpression(plan, 123F);
        ConstantExpression constant4 =  new ConstantExpression(plan, 123D);

        LessThanEqualExpression lesser1 = new LessThanEqualExpression(plan, constant1, constant2);
        BinCondExpression bincond1 = new BinCondExpression(plan, lesser1, constant3, constant4);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();
        printMessageCollector(collector);
        //printTypeGraph(plan);

        if (collector.hasError()) {
            throw new Exception("Error during type checking");
        }

        // Induction check
        assertEquals(DataType.BOOLEAN, lesser1.getType());
        assertEquals(DataType.DOUBLE, bincond1.getType());

        // Cast insertion check
        assertEquals(DataType.FLOAT, lesser1.getLhs().getType());
        assertEquals(DataType.FLOAT, lesser1.getRhs().getType());
        assertEquals(DataType.DOUBLE, bincond1.getLhs().getType());
        assertEquals(DataType.DOUBLE, bincond1.getRhs().getType());

    }
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        try {
            filterOp.setAlias(inputAlias);
            List<LogicalExpression> args = new ArrayList<LogicalExpression>();
            ConstantExpression lhs = new ConstantExpression(exprPlan, new Boolean(true));
            ConstantExpression rhs = new ConstantExpression(exprPlan, new Boolean(false));
            BinCondExpression binCond = new BinCondExpression(exprPlan, expr, lhs, rhs);
            args.add(binCond);
            ConstantExpression constExpr = new ConstantExpression(exprPlan, (comment == null ? "" : comment));
            args.add(constExpr);
            UserFuncExpression udf = new UserFuncExpression(exprPlan, new FuncSpec( Assert.class.getName() ), args );
            exprPlan.add(udf);
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        ConstantExpression constant2 =  new ConstantExpression(plan, 20L) ;
        ConstantExpression constant3 =  new ConstantExpression(plan, 123F) ;
        ConstantExpression constant4 =  new ConstantExpression(plan, 123D) ;

        LessThanEqualExpression lesser1 = new LessThanEqualExpression(plan, constant1, constant2) ;
        BinCondExpression bincond1 = new BinCondExpression(plan, lesser1, constant3, constant4) ;

        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();            
        printMessageCollector(collector) ;
        //printTypeGraph(plan) ;

        if (collector.hasError()) {
            throw new Exception("Error during type checking") ;
        } 

        // Induction check
        assertEquals(DataType.BOOLEAN, lesser1.getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getType()) ;

        // Cast insertion check
        assertEquals(DataType.FLOAT, lesser1.getLhs().getType()) ;
        assertEquals(DataType.FLOAT, lesser1.getRhs().getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getLhs().getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getRhs().getType()) ;

    }
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        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( BinCondExpression.class, genExp.getSources().get(0).getClass() );
        BinCondExpression add = (BinCondExpression) genExp.getSources().get(0);
        assertEquals( LessThanExpression.class, add.getCondition().getClass() );
        LessThanExpression lessThan = (LessThanExpression) add.getCondition();
        assertEquals( ProjectExpression.class, lessThan.getLhs().getClass() );
        ProjectExpression prj1 = ((ProjectExpression)lessThan.getLhs());
        ProjectExpression prj2 = ((ProjectExpression)lessThan.getRhs());
        assertEquals( ls.getField(0).uid, prj1.getFieldSchema().uid );
        assertEquals( ProjectExpression.class, lessThan.getRhs().getClass() );
        assertEquals( ls.getField(1).uid, prj2.getFieldSchema().uid );
       
        assertEquals( ProjectExpression.class, add.getLhs().getClass() );
        ProjectExpression prj3 = ((ProjectExpression)add.getLhs());
        assertEquals( ls.getField(1).uid, prj3.getFieldSchema().uid );
        assertEquals( ProjectExpression.class, add.getRhs().getClass() );
        ProjectExpression prj4 = ((ProjectExpression)add.getRhs());
        assertEquals( ls.getField(0).uid, prj4.getFieldSchema().uid );
       
       
        assertEquals( 4, inputPln.getRoots().size() );
        for( PhysicalOperator p : inputPln.getRoots() ) {
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        ConstantExpression constant2 =  new ConstantExpression(plan, 20L) ;
        ConstantExpression constant3 =  new ConstantExpression(plan, 123F) ;
        ConstantExpression constant4 =  new ConstantExpression(plan, 123D) ;

        LessThanEqualExpression lesser1 = new LessThanEqualExpression(plan, constant1, constant2) ;
        BinCondExpression bincond1 = new BinCondExpression(plan, lesser1, constant3, constant4) ;

        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();            
        printMessageCollector(collector) ;
        //printTypeGraph(plan) ;

        if (collector.hasError()) {
            throw new Exception("Error during type checking") ;
        } 

        // Induction check
        assertEquals(DataType.BOOLEAN, lesser1.getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getType()) ;

        // Cast insertion check
        assertEquals(DataType.FLOAT, lesser1.getLhs().getType()) ;
        assertEquals(DataType.FLOAT, lesser1.getRhs().getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getLhs().getType()) ;
        assertEquals(DataType.DOUBLE, bincond1.getRhs().getType()) ;

    }
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