/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pig.test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.POStatus;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.Result;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.ConstantExpression;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.LTOrEqualToExpr;
import org.apache.pig.data.DataByteArray;
import org.apache.pig.data.DataType;
import org.apache.pig.test.utils.GenPhyOp;
import org.joda.time.DateTime;
import org.junit.Test;
public class TestLTOrEqual {
@Test
public void testIntegerGt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new Integer(1));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new Integer(0));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.INTEGER);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.INTEGER);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.INTEGER);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testIntegerAndNullValues() throws Exception {
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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.LONG);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.LONG);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.LONG);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testLongAndNullValues() throws Exception {
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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.FLOAT);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.FLOAT);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.FLOAT);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testFloatAndNullValues() throws Exception {
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));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DOUBLE);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((Boolean)r.result);
}
@Test
public void testDoubleLt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new Double(0.0));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new Double(1.0));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DOUBLE);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDoubleEq() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new Double(1.0));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new Double(1.0));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DOUBLE);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDoubleAndNullValues() throws Exception {
checkNullValues(DataType.DOUBLE, new Double(1.0));
}
@Test
public void testDateTimeGt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DateTime(1L));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DateTime(0L));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DATETIME);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((Boolean)r.result);
}
@Test
public void testDateTimeLt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DateTime(0L));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DateTime(1L));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DATETIME);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDateTimeEq() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DateTime(1L));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DateTime(1L));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.DATETIME);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDateTimeAndNullValues() throws Exception {
checkNullValues(DataType.DATETIME, new DateTime(1L));
}
@Test
public void testStringGt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new String("b"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new String("a"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.CHARARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((Boolean)r.result);
}
@Test
public void testStringLt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new String("a"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new String("b"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.CHARARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testStringEq() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new String("b"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new String("b"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.CHARARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testStringAndNullValues() throws Exception {
checkNullValues(DataType.CHARARRAY, new String("b"));
}
@Test
public void testDataByteArrayGt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DataByteArray("b"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DataByteArray("a"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.BYTEARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertFalse((Boolean)r.result);
}
@Test
public void testDataByteArrayLt() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DataByteArray("a"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DataByteArray("b"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.BYTEARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDataByteArrayEq() throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
lt.setValue(new DataByteArray("b"));
ConstantExpression rt = GenPhyOp.exprConst();
rt.setValue(new DataByteArray("b"));
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
g.setLhs(lt);
g.setRhs(rt);
g.setOperandType(DataType.BYTEARRAY);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertTrue((Boolean)r.result);
}
@Test
public void testDataByteArrayAndNullValues() throws Exception {
checkNullValues(DataType.BYTEARRAY, new DataByteArray("b"));
}
public <U> void checkNullValues(byte operandType, U value) throws Exception {
ConstantExpression lt = GenPhyOp.exprConst();
ConstantExpression rt = GenPhyOp.exprConst();
LTOrEqualToExpr g = GenPhyOp.compLTOrEqualToExpr();
// test with null in lhs
g.setOperandType(operandType);
lt.setValue(null);
rt.setValue(value);
g.setLhs(lt);
g.setRhs(rt);
Result r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertNull((Boolean)r.result);
// test with null in rhs
g.setOperandType(operandType);
lt.setValue(value);
rt.setValue(null);
g.setLhs(lt);
g.setRhs(rt);
r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertNull((Boolean)r.result);
// test with null in lhs and rhs
g.setOperandType(operandType);
lt.setValue(null);
rt.setValue(null);
g.setLhs(lt);
g.setRhs(rt);
r = g.getNextBoolean();
assertEquals(POStatus.STATUS_OK, r.returnStatus);
assertNull((Boolean)r.result);
}
}