Github user uce commented on a diff in the pull request:
https://github.com/apache/incubator-flink/pull/44#discussion_r14288993
--- Diff: stratosphere-java/src/test/java/eu/stratosphere/api/java/tuple/Tuple2Test.java ---
@@ -0,0 +1,43 @@
+/***********************************************************************************************************************
+ *
+ * Copyright (C) 2010-2013 by the Stratosphere project (
http://stratosphere.eu)
+ *
+ * Licensed 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 eu.stratosphere.api.java.tuple;
+
+import junit.framework.Assert;
+
+import org.junit.Test;
+
+public class Tuple2Test {
+
+
+ @Test
+ public void testSwapValues() {
+ Tuple2<String, Integer> fullTuple2 = new Tuple2<String, Integer>(new String("Test case"), 25);
+ //Swapped tuple for comparison
+ Tuple2<Integer, String> swappedTuple2 = fullTuple2.swapValues();
+
+ // Assert when not the same
+ // Use overloaded equals method to check for equality. Especially important for String.
+ if(!swappedTuple2.f1.equals(fullTuple2.getField(0))) {
--- End diff --
Can't you just use JUnit's assertEquals, i.e. `Assert.assertEquals(fullTuple2.f0, swappedTuple2.f1)`?
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