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-rw-r--r--test/jrummikub/util/PairTest.java32
1 files changed, 32 insertions, 0 deletions
diff --git a/test/jrummikub/util/PairTest.java b/test/jrummikub/util/PairTest.java
new file mode 100644
index 0000000..dd34d42
--- /dev/null
+++ b/test/jrummikub/util/PairTest.java
@@ -0,0 +1,32 @@
+package jrummikub.util;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+
+/** */
+public class PairTest {
+ /** */
+ @Test
+ public void testPairToString() {
+ assertEquals("Pair [first=1, second=Foobar]", new Pair<Integer, String>(1, "Foobar").toString());
+ }
+
+ /** */
+ @Test
+ public void testEqualsAndHash() {
+ assertFalse(new Pair<Integer, String>(1, "Foobar").equals(null));
+ assertFalse(new Pair<Integer, String>(1, "Foobar").equals("Foobar"));
+ assertTrue(new Pair<Integer, String>(1, null).equals(new Pair<Integer, String>(1, null)));
+ Set<Pair<Integer, String>> set = new HashSet<Pair<Integer, String>>();
+ set.add(new Pair<Integer, String>(1, "Foobar"));
+ set.add(new Pair<Integer, String>(2, "Baz"));
+ assertTrue(set.contains(new Pair<Integer, String>(1, "Foobar")));
+ assertFalse(set.contains(new Pair<Integer, String>(2, "Foobar")));
+ }
+}