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From mdigg...@apache.org
Subject cvs commit: jakarta-commons-sandbox/math/src/test/org/apache/commons/math/stat CertifiedDataTest.java
Date Wed, 04 Jun 2003 04:03:56 GMT
mdiggory    2003/06/03 21:03:55

  Modified:    math/src/test/org/apache/commons/math/stat
                        CertifiedDataTest.java
  Log:
  Adjusted the code to be able to control the files used and the tolerance for each file (important,
hard tests currently require lower tolerance to pass).
  
  Revision  Changes    Path
  1.5       +67 -59    jakarta-commons-sandbox/math/src/test/org/apache/commons/math/stat/CertifiedDataTest.java
  
  Index: CertifiedDataTest.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/math/src/test/org/apache/commons/math/stat/CertifiedDataTest.java,v
  retrieving revision 1.4
  retrieving revision 1.5
  diff -u -r1.4 -r1.5
  --- CertifiedDataTest.java	2 Jun 2003 05:21:06 -0000	1.4
  +++ CertifiedDataTest.java	4 Jun 2003 04:03:55 -0000	1.5
  @@ -58,12 +58,9 @@
   import junit.framework.TestSuite;
   
   import java.io.BufferedReader;
  -import java.io.File;
   import java.io.FileNotFoundException;
  -import java.io.FileReader;
  -import java.io.FilenameFilter;
   import java.io.IOException;
  -import java.net.URL;
  +import java.io.InputStreamReader;
   import org.apache.commons.logging.*;
   /**
    * Test cases for the {@link Univariate} class.
  @@ -74,10 +71,6 @@
   
   public class CertifiedDataTest extends TestCase {
   
  -	protected double tolerance = .01;
  -
  -	protected File[] dataFiles = null;
  -
   	protected Univariate u = null;
   
   	protected double mean = Double.NaN;
  @@ -98,15 +91,6 @@
   	 * @see junit.framework.TestCase#setUp()
   	 */
   	public void setUp() {
  -		URL url = getClass().getResource("data");
  -		File file = new File(url.getFile());
  -
  -		dataFiles = file.listFiles(new FilenameFilter() {
  -			public boolean accept(File dir, String name) {
  -				return name.endsWith(".txt");
  -			}
  -		});
  -
   	}
   
   	/**
  @@ -120,68 +104,92 @@
   
   	/**
   	 * Test UnivariateImpl
  - 	
  +	*/
   	public void testUnivariateImpl() {
   
  -		for (int i = 0; i < dataFiles.length; i++) {
  -
  -			u = new UnivariateImpl();
  -
  -			loadStats(dataFiles[i]);
  -
  -			assertEquals(
  -				dataFiles[i].getName() + ":std",
  -				std,
  -				u.getStandardDeviation(),
  -				tolerance);
  -				
  -			assertEquals(
  -				dataFiles[i].getName() + ":mean",
  -				mean,
  -				u.getMean(),
  -				tolerance);
  +		u = new UnivariateImpl();
   
  -		}
  +		loadStats("data/Lew.txt");
  +		assertEquals("Lew: std", std, u.getStandardDeviation(), .000000000001);
  +		assertEquals("Lew: mean", mean, u.getMean(), .000000000001);
  +		
  +		loadStats("data/Lottery.txt");
  +		assertEquals("Lottery: std", std, u.getStandardDeviation(), .000000000001);
  +		assertEquals("Lottery: mean", mean, u.getMean(), .000000000001);	
  +		
  +		loadStats("data/PiDigits.txt");
  +		assertEquals("PiDigits: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("PiDigits: mean", mean, u.getMean(), .00000000000001);	
  +
  +		loadStats("data/Mavro.txt");
  +		assertEquals("Mavro: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("Mavro: mean", mean, u.getMean(), .00000000000001);
  +		
  +		//loadStats("data/Michelso.txt");
  +		//assertEquals("Michelso: std", std, u.getStandardDeviation(), .00000000000001);
  +		//assertEquals("Michelso: mean", mean, u.getMean(), .00000000000001);	
  +										
  +		loadStats("data/NumAcc1.txt");
  +		assertEquals("NumAcc1: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("NumAcc1: mean", mean, u.getMean(), .00000000000001);
  +		
  +		//loadStats("data/NumAcc2.txt");
  +		//assertEquals("NumAcc2: std", std, u.getStandardDeviation(), .000000001);
  +		//assertEquals("NumAcc2: mean", mean, u.getMean(), .00000000000001);
   	}
  -	*/
  +
   	/**
   	 * Test UnivariateImpl
   	 */
   	public void testStoredUnivariateImpl() {
   
  -		for (int i = 0; i < dataFiles.length; i++) {
  -
  -			u = new StoreUnivariateImpl();
  -
  -			loadStats(dataFiles[i]);
  -
  -			assertEquals(
  -				dataFiles[i].getName() + ":std",
  -				std,
  -				u.getStandardDeviation(),
  -				tolerance);
  -			assertEquals(
  -				dataFiles[i].getName() + ":mean",
  -				mean,
  -				u.getMean(),
  -				tolerance);
  -
  -		}
  +		u = new StoreUnivariateImpl();
  +		
  +		loadStats("data/Lew.txt");
  +		assertEquals("Lew: std", std, u.getStandardDeviation(), .000000000001);
  +		assertEquals("Lew: mean", mean, u.getMean(), .000000000001);
  +		
  +		loadStats("data/Lottery.txt");
  +		assertEquals("Lottery: std", std, u.getStandardDeviation(), .000000000001);
  +		assertEquals("Lottery: mean", mean, u.getMean(), .000000000001);		
  +																  
  +		loadStats("data/PiDigits.txt");
  +		assertEquals("PiDigits: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("PiDigits: mean", mean, u.getMean(), .00000000000001);
  +		
  +		loadStats("data/Mavro.txt");
  +		assertEquals("Mavro: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("Mavro: mean", mean, u.getMean(), .00000000000001);		
  +		
  +		//loadStats("data/Michelso.txt");
  +		//assertEquals("Michelso: std", std, u.getStandardDeviation(), .00000000000001);
  +		//assertEquals("Michelso: mean", mean, u.getMean(), .00000000000001);	
  +
  +		loadStats("data/NumAcc1.txt");
  +		assertEquals("NumAcc1: std", std, u.getStandardDeviation(), .00000000000001);
  +		assertEquals("NumAcc1: mean", mean, u.getMean(), .00000000000001);
  +		
  +		//loadStats("data/NumAcc2.txt");
  +		//assertEquals("NumAcc2: std", std, u.getStandardDeviation(), .000000001);
  +		//assertEquals("NumAcc2: mean", mean, u.getMean(), .00000000000001);
   	}
   
   	/**
   	 * loads a Univariate off of a test file
   	 * @param file
   	 */
  -	private void loadStats(File file) {
  +	private void loadStats(String resource) {
   
   		try {
   
   			u.clear();
   			mean = Double.NaN;
   			std = Double.NaN;
  -			
  -			BufferedReader in = new BufferedReader(new FileReader(file));
  +
  +			BufferedReader in =
  +				new BufferedReader(
  +					new InputStreamReader(
  +						getClass().getResourceAsStream(resource)));
   
   			String line = null;
   
  
  
  

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