JUnit testing of serialization of all StorelessUnivariates

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/math/trunk@141039 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/commons/math/stat/univariate/StorelessUnivariateStatisticAbstractTest.java

@@ -53,10 +53,11 @@
  */
 package org.apache.commons.math.stat.univariate;
 
+import org.apache.commons.math.TestUtils;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.8 $ $Date: 2003/11/14 22:22:23 $
+ * @version $Revision: 1.9 $ $Date: 2003/11/19 13:35:10 $
  */
 public abstract class StorelessUnivariateStatisticAbstractTest
     extends UnivariateStatisticAbstractTest {
@@ -88,4 +89,25 @@ public abstract class StorelessUnivariateStatisticAbstractTest
 
     }
 
+    public void testSerialization() throws Exception {
+
+        StorelessUnivariateStatistic statistic =
+            (StorelessUnivariateStatistic) getUnivariateStatistic();
+
+        statistic.clear();
+
+        for (int i = 0; i < testArray.length; i++) {
+            statistic.increment(testArray[i]);
+            if(i % 5 == 0)
+                statistic = (StorelessUnivariateStatistic)TestUtils.serializeAndRecover(statistic); 
+        }
+        
+        assertEquals(expectedValue(), statistic.getResult(), getTolerance());
+
+        statistic.clear();
+
+        assertTrue(Double.isNaN(statistic.getResult()));
+
+    }
+
 }