Changed getUnivariateStatistic() implementation to return a new instance (so tests can use multiple instances).

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/math/trunk@141301 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/commons/math/stat/univariate/moment/FirstMomentTest.java

@@ -20,7 +20,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.1 $ $Date: 2004/04/27 16:42:33 $
+ * @version $Revision: 1.2 $ $Date: 2004/06/17 21:37:05 $
  */
 public class FirstMomentTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -38,11 +38,7 @@ public class FirstMomentTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new FirstMoment();
-        if(stat == null)
-            stat = new FirstMoment();
-            
-        return stat;
     }
 
     /**

src/test/org/apache/commons/math/stat/univariate/moment/GeometricMeanTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.9 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.10 $ $Date: 2004/06/17 21:37:05 $
  */
 public class GeometricMeanTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class GeometricMeanTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new GeometricMean();
-        if(stat == null)
-            stat = new GeometricMean();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/moment/KurtosisTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class KurtosisTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class KurtosisTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Kurtosis();
-        if(stat == null)
-            stat = new Kurtosis();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/moment/MeanTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MeanTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MeanTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Mean();
-        if(stat == null)
-            stat = new Mean();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/moment/SkewnessTest.java

@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SkewnessTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class SkewnessTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Skewness();
-        if(stat == null)
-            stat = new Skewness();
-            
-        return stat;
     }
 
     public static Test suite() {

src/test/org/apache/commons/math/stat/univariate/moment/StandardDeviationTest.java

@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class StandardDeviationTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class StandardDeviationTest extends StorelessUnivariateStatisticAbstractT
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new StandardDeviation();
-        if(stat == null)
-            stat = new StandardDeviation();
-            
-        return stat;
     }
 
     public static Test suite() {

src/test/org/apache/commons/math/stat/univariate/moment/VarianceTest.java

@@ -24,7 +24,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 /**
  * Test cases for the {@link UnivariateStatistic} class.
  * 
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class VarianceTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -41,11 +41,7 @@ public class VarianceTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Variance();
-        if(stat == null)
-            stat = new Variance();
-            
-        return stat;
     }
 
     public static Test suite() {

src/test/org/apache/commons/math/stat/univariate/rank/MaxTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MaxTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MaxTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Max();
-        if(stat == null)
-            stat = new Max();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/rank/MedianTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.9 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.10 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MedianTest extends UnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MedianTest extends UnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {  
-       
+        return new Median();
-        if(stat == null)
-            stat = new Median();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/rank/MinTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class MinTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class MinTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Min();
-        if(stat == null)
-            stat = new Min();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/rank/PercentileTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.12 $ $Date: 2004/03/21 04:26:54 $
+ * @version $Revision: 1.13 $ $Date: 2004/06/17 21:37:05 $
  */
 public class PercentileTest extends UnivariateStatisticAbstractTest{
 
@@ -46,10 +46,7 @@ public class PercentileTest extends UnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {   
-       
+        return new Percentile(95.0);
-        if(stat == null)
-            stat = new Percentile(95.0);         
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/summary/ProductTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.11 $ $Date: 2004/03/21 04:29:20 $
+ * @version $Revision: 1.12 $ $Date: 2004/06/17 21:37:05 $
  */
 public class ProductTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class ProductTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Product();
-        if(stat == null)
-            stat = new Product();
-            
-        return stat;
     }
 
     public double getTolerance() {

src/test/org/apache/commons/math/stat/univariate/summary/SumLogTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumLogTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class SumLogTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {        
-       
+        return new SumOfLogs();
-        if(stat == null)
-            stat = new SumOfLogs();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/summary/SumSqTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumSqTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class SumSqTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new SumOfSquares();
-        if(stat == null)
-            stat = new SumOfSquares();
-            
-        return stat;
     }
 
     /* (non-Javadoc)

src/test/org/apache/commons/math/stat/univariate/summary/SumTest.java

@@ -23,7 +23,7 @@ import org.apache.commons.math.stat.univariate.UnivariateStatistic;
 
 /**
  * Test cases for the {@link UnivariateStatistic} class.
- * @version $Revision: 1.10 $ $Date: 2004/02/21 21:35:18 $
+ * @version $Revision: 1.11 $ $Date: 2004/06/17 21:37:05 $
  */
 public class SumTest extends StorelessUnivariateStatisticAbstractTest{
 
@@ -46,11 +46,7 @@ public class SumTest extends StorelessUnivariateStatisticAbstractTest{
      * @see org.apache.commons.math.stat.univariate.UnivariateStatisticAbstractTest#getUnivariateStatistic()
      */
     public UnivariateStatistic getUnivariateStatistic() {
-       
+        return new Sum();      
-        if(stat == null)
-            stat = new Sum();
-            
-        return stat;
     }
 
     /* (non-Javadoc)