Package org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators

Examples of org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.ConstantExpression

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import org.junit.Test;

public class TestGTOrEqual {
    @Test
    public void testIntegerGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(1));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(0));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNextBoolean();
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        assertTrue((Boolean)r.result);
    }

    @Test
    public void testIntegerLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(0));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(1));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNextBoolean();
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        assertFalse((Boolean)r.result);
    }

    @Test
    public void testIntegerEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Integer(1));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Integer(1));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.INTEGER);
        Result r = g.getNextBoolean();
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        checkNullValues(DataType.INTEGER, new Integer(1));
    }

    @Test
    public void testLongGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Long(1L));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Long(0L));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.LONG);
        Result r = g.getNextBoolean();
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        assertTrue((Boolean)r.result);
    }

    @Test
    public void testLongLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Long(0L));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Long(1L));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.LONG);
        Result r = g.getNextBoolean();
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        assertFalse((Boolean)r.result);
    }

    @Test
    public void testLongEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Long(1L));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Long(1L));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.LONG);
        Result r = g.getNextBoolean();
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        checkNullValues(DataType.LONG, new Long(1L));
    }

    @Test
    public void testFloatGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(1.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(0.0f));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNextBoolean();
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        assertTrue((Boolean)r.result);
    }

    @Test
    public void testFloatLt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(0.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(1.0f));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNextBoolean();
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        assertFalse((Boolean)r.result);
    }

    @Test
    public void testFloatEq() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Float(1.0f));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Float(1.0f));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.FLOAT);
        Result r = g.getNextBoolean();
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        checkNullValues(DataType.FLOAT, new Float(1.0f));
    }

    @Test
    public void testDoubleGt() throws Exception {
        ConstantExpression lt = GenPhyOp.exprConst();
        lt.setValue(new Double(1.0));
        ConstantExpression rt = GenPhyOp.exprConst();
        rt.setValue(new Double(0.0));
        GTOrEqualToExpr g = GenPhyOp.compGTOrEqualToExpr();
        g.setLhs(lt);
        g.setRhs(rt);
        g.setOperandType(DataType.DOUBLE);
        Result r = g.getNextBoolean();
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