Github user chiwanpark commented on a diff in the pull request:
https://github.com/apache/flink/pull/1052#discussion_r37999081
--- Diff:
flink-runtime/src/test/java/org/apache/flink/runtime/operators/AbstractOuterJoinTaskExternalITCase.java
---
@@ -0,0 +1,121 @@
+/*
+ * 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.runtime.operators;
+
+import org.apache.flink.api.common.ExecutionConfig;
+import org.apache.flink.api.common.functions.FlatJoinFunction;
+import org.apache.flink.api.common.typeutils.TypeComparator;
+import org.apache.flink.api.common.typeutils.TypeSerializer;
+import org.apache.flink.api.common.typeutils.base.IntComparator;
+import org.apache.flink.api.common.typeutils.base.IntSerializer;
+import org.apache.flink.api.java.tuple.Tuple2;
+import
org.apache.flink.api.java.typeutils.runtime.RuntimePairComparatorFactory;
+import org.apache.flink.api.java.typeutils.runtime.TupleComparator;
+import org.apache.flink.api.java.typeutils.runtime.TupleSerializer;
+import org.apache.flink.runtime.operators.testutils.BinaryOperatorTestBase;
+import
org.apache.flink.runtime.operators.testutils.UniformIntTupleGenerator;
+import org.apache.flink.util.Collector;
+import org.junit.Assert;
+import org.junit.Test;
+
+public abstract class AbstractOuterJoinTaskExternalITCase extends
BinaryOperatorTestBase<FlatJoinFunction<Tuple2<Integer, Integer>,
+ Tuple2<Integer, Integer>, Tuple2<Integer, Integer>>,
Tuple2<Integer, Integer>, Tuple2<Integer, Integer>> {
+
+ private static final long HASH_MEM = 4*1024*1024;
+
+ private static final long SORT_MEM = 3*1024*1024;
+
+ private static final long BNLJN_MEM = 10 * PAGE_SIZE;
+
+ private final double bnljn_frac;
+
+ @SuppressWarnings("unchecked")
+ private final TypeComparator<Tuple2<Integer, Integer>> comparator1 =
new TupleComparator<>(
+ new int[]{0},
+ new TypeComparator<?>[] { new IntComparator(true) },
+ new TypeSerializer<?>[] { IntSerializer.INSTANCE });
+
+ @SuppressWarnings("unchecked")
+ private final TypeComparator<Tuple2<Integer, Integer>> comparator2 =
new TupleComparator<>(
+ new int[]{0},
+ new TypeComparator<?>[] { new IntComparator(true) },
+ new TypeSerializer<?>[] { IntSerializer.INSTANCE });
+
+ private final TypeSerializer<Tuple2<Integer, Integer>> serializer = new
TupleSerializer<>(
+ (Class<Tuple2<Integer, Integer>>) (Class<?>)
Tuple2.class,
+ new TypeSerializer<?>[] { IntSerializer.INSTANCE,
IntSerializer.INSTANCE });
+
+ private final CountingOutputCollector output = new
CountingOutputCollector();
+
+ private final DriverStrategy driverStrategy;
+
+ public AbstractOuterJoinTaskExternalITCase(ExecutionConfig config,
DriverStrategy driverStrategy) {
+ super(config, HASH_MEM, 2, SORT_MEM);
+ bnljn_frac =
(double)BNLJN_MEM/this.getMemoryManager().getMemorySize();
+ this.driverStrategy = driverStrategy;
+ }
+
+ @Test
+ public void testExternalSort1OuterJoinTask() {
+ final int keyCnt1 = 16384*4;
--- End diff --
need spaces around each operator
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