/*
* 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.flink.api.java.operator;
import org.apache.flink.api.common.InvalidProgramException;
import org.apache.flink.api.common.operators.Order;
import org.apache.flink.api.common.typeinfo.BasicTypeInfo;
import org.apache.flink.api.common.typeutils.CompositeType;
import org.apache.flink.api.java.DataSet;
import org.apache.flink.api.java.ExecutionEnvironment;
import org.apache.flink.api.java.tuple.Tuple5;
import org.apache.flink.api.java.typeutils.TupleTypeInfo;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
public class DataSinkTest {
// TUPLE DATA
private final List<Tuple5<Integer, Long, String, Long, Integer>> emptyTupleData = new ArrayList<>();
private final TupleTypeInfo<Tuple5<Integer, Long, String, Long, Integer>> tupleTypeInfo = new TupleTypeInfo<>(
BasicTypeInfo.INT_TYPE_INFO, BasicTypeInfo.LONG_TYPE_INFO,
BasicTypeInfo.STRING_TYPE_INFO, BasicTypeInfo.LONG_TYPE_INFO,
BasicTypeInfo.INT_TYPE_INFO);
// POJO DATA
private final List<CustomType> pojoData = new ArrayList<>();
@Before
public void fillPojoData() {
if(pojoData.isEmpty()) {
pojoData.add(new CustomType());
}
}
@Test
public void testTupleSingleOrderIdx() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should work
try {
tupleDs.writeAsText("/tmp/willNotHappen").sortLocalOutput(0, Order.ANY);
} catch (Exception e) {
Assert.fail();
}
}
@Test
public void testTupleTwoOrderIdx() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should work
try {
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput(0, Order.ASCENDING)
.sortLocalOutput(3, Order.DESCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test
public void testTupleSingleOrderExp() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should work
try {
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("f0", Order.ANY);
} catch (Exception e) {
Assert.fail();
}
}
public void testTupleSingleOrderExpFull() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should not work
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("*", Order.ANY);
}
@Test
public void testTupleTwoOrderExp() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should work
try {
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("f1", Order.ASCENDING)
.sortLocalOutput("f4", Order.DESCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test
public void testTupleTwoOrderMixed() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// should work
try {
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput(4, Order.ASCENDING)
.sortLocalOutput("f2", Order.DESCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test(expected = IndexOutOfBoundsException.class)
public void testFailTupleIndexOutOfBounds() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// must not work
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput(3, Order.ASCENDING)
.sortLocalOutput(5, Order.DESCENDING);
}
@Test(expected = CompositeType.InvalidFieldReferenceException.class)
public void testFailTupleInv() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Tuple5<Integer, Long, String, Long, Integer>> tupleDs = env
.fromCollection(emptyTupleData, tupleTypeInfo);
// must not work
tupleDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("notThere", Order.ASCENDING)
.sortLocalOutput("f4", Order.DESCENDING);
}
@Test
public void testPrimitiveOrder() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Long> longDs = env
.generateSequence(0,2);
// should work
try {
longDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("*", Order.ASCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test(expected = InvalidProgramException.class)
public void testFailPrimitiveOrder1() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Long> longDs = env
.generateSequence(0,2);
// must not work
longDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput(0, Order.ASCENDING);
}
@Test(expected = InvalidProgramException.class)
public void testFailPrimitiveOrder2() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Long> longDs = env
.generateSequence(0,2);
// must not work
longDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("0", Order.ASCENDING);
}
@Test(expected = InvalidProgramException.class)
public void testFailPrimitiveOrder3() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Long> longDs = env
.generateSequence(0,2);
// must not work
longDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("nope", Order.ASCENDING);
}
@Test
public void testPojoSingleOrder() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<CustomType> pojoDs = env
.fromCollection(pojoData);
// should work
try {
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("myString", Order.ASCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test
public void testPojoTwoOrder() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<CustomType> pojoDs = env
.fromCollection(pojoData);
// should work
try {
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("myLong", Order.ASCENDING)
.sortLocalOutput("myString", Order.DESCENDING);
} catch (Exception e) {
Assert.fail();
}
}
@Test(expected = InvalidProgramException.class)
public void testFailPojoIdx() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<CustomType> pojoDs = env
.fromCollection(pojoData);
// must not work
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput(1, Order.DESCENDING);
}
@Test(expected = CompositeType.InvalidFieldReferenceException.class)
public void testFailPojoInvalidField() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<CustomType> pojoDs = env
.fromCollection(pojoData);
// must not work
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("myInt", Order.ASCENDING)
.sortLocalOutput("notThere", Order.DESCENDING);
}
@Test(expected = InvalidProgramException.class)
public void testPojoSingleOrderFull() {
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<CustomType> pojoDs = env
.fromCollection(pojoData);
// must not work
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("*", Order.ASCENDING);
}
@Test(expected = InvalidProgramException.class)
public void testArrayOrderFull() {
List<Object[]> arrayData = new ArrayList<>();
arrayData.add(new Object[0]);
final ExecutionEnvironment env = ExecutionEnvironment
.getExecutionEnvironment();
DataSet<Object[]> pojoDs = env
.fromCollection(arrayData);
// must not work
pojoDs.writeAsText("/tmp/willNotHappen")
.sortLocalOutput("*", Order.ASCENDING);
}
/**
* Custom data type, for testing purposes.
*/
public static class CustomType implements Serializable {
private static final long serialVersionUID = 1L;
public int myInt;
public long myLong;
public String myString;
public CustomType() {
}
public CustomType(int i, long l, String s) {
myInt = i;
myLong = l;
myString = s;
}
@Override
public String toString() {
return myInt + "," + myLong + "," + myString;
}
}
}