| /* |
| * 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 java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.pig.backend.executionengine.ExecException; |
| 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.EqualToExpr; |
| import org.apache.pig.data.DataByteArray; |
| import org.apache.pig.data.DataType; |
| import org.apache.pig.data.Tuple; |
| import org.apache.pig.data.TupleFactory; |
| import org.apache.pig.test.utils.GenPhyOp; |
| import org.joda.time.DateTime; |
| import org.junit.Test; |
| |
| public class TestEqualTo { |
| @Test |
| public void testBooleanNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(Boolean.TRUE); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(Boolean.FALSE); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.BOOLEAN); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertFalse((Boolean)r.result); |
| } |
| |
| @Test |
| public void testBooleanEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(Boolean.TRUE); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(Boolean.TRUE); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.BOOLEAN); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertTrue((Boolean)r.result); |
| } |
| |
| @Test |
| public void testBooleanAndNullValues() throws Exception { |
| checkNullValues(DataType.BOOLEAN, Boolean.TRUE); |
| } |
| |
| @Test |
| public void testIntegerNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Integer(1)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Integer(0)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testIntegerEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Integer(1)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Integer(1)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testLongNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Long(1L)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Long(0L)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testLongEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Long(1L)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Long(1L)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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(1)); |
| } |
| |
| @Test |
| public void testFloatNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Float(0.0f)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Float(1.0f)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testFloatEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Float(1.0f)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Float(1.0f)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDoubleNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Double(0.0)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Double(1.0)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDoubleEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new Double(1.0)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new Double(1.0)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDateTimeNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new DateTime(1L)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new DateTime(0L)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDateTimeEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new DateTime(1L)); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new DateTime(1L)); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testStringNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new String("a")); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new String("b")); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testStringEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new String("b")); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new String("b")); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDataByteArrayNe() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new DataByteArray("a")); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new DataByteArray("b")); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testDataByteArrayEq() throws Exception { |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(new DataByteArray("b")); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(new DataByteArray("b")); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| 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 testTupleEq() throws ExecException { |
| Tuple tuple_1 = TupleFactory.getInstance().newTuple("item_1"); |
| Tuple tuple_2 = TupleFactory.getInstance().newTuple("item_1"); |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(tuple_1); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(tuple_2); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.TUPLE); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertTrue((Boolean)r.result); |
| } |
| |
| @Test |
| public void testTupleNe() throws ExecException { |
| Tuple tuple_1 = TupleFactory.getInstance().newTuple("item_1"); |
| Tuple tuple_2 = TupleFactory.getInstance().newTuple("item_2"); |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(tuple_1); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(tuple_2); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.TUPLE); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertFalse((Boolean)r.result); |
| } |
| |
| @Test |
| public void testMapEq() throws ExecException { |
| Map map_1 = new HashMap(); |
| map_1.put("key_1", "value_1"); |
| Map map_2 = new HashMap(); |
| map_2.put("key_1", "value_1"); |
| |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(map_1); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(map_2); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.MAP); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertTrue((Boolean)r.result); |
| } |
| |
| @Test |
| public void testMapNe() throws ExecException { |
| Map map_1 = new HashMap(); |
| map_1.put("key_1", "value_1"); |
| Map map_2 = new HashMap(); |
| map_2.put("key_1", "value_2"); |
| |
| Tuple tuple_2 = TupleFactory.getInstance().newTuple("item_2"); |
| ConstantExpression lt = GenPhyOp.exprConst(); |
| lt.setValue(map_1); |
| ConstantExpression rt = GenPhyOp.exprConst(); |
| rt.setValue(map_2); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| g.setLhs(lt); |
| g.setRhs(rt); |
| g.setOperandType(DataType.MAP); |
| Result r = g.getNextBoolean(); |
| assertEquals(POStatus.STATUS_OK, r.returnStatus); |
| assertFalse((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(); |
| EqualToExpr g = GenPhyOp.compEqualToExpr(); |
| |
| // 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(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(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(r.result); |
| } |
| } |