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Posted to cvs@depot.apache.org by mm...@apache.org on 2004/02/17 19:45:01 UTC

svn commit: rev 6707 - incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security

Author: mmay
Date: Tue Feb 17 11:45:00 2004
New Revision: 6707

Added:
   incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashManagerTest.java
      - copied, changed from rev 6638, incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashHelperTest.java
Log:
New Test


Copied: incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashManagerTest.java (from rev 6638, incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashHelperTest.java)
==============================================================================
--- incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashHelperTest.java	(original)
+++ incubator/depot/trunk/ruper/src/test/core/org/apache/ruper/util/security/HashManagerTest.java	Tue Feb 17 11:45:00 2004
@@ -1,214 +1,26 @@
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 package org.apache.ruper.util.security;
 
 import java.io.File;
+import java.io.InputStream;
+import java.net.URL;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.security.NoSuchProviderException;
 
 import junit.framework.TestCase;
 
@@ -220,16 +32,17 @@
  * @author $LastChangedBy$
  * @version $Rev$
  */
-public class HashHelperTest extends TestCase {
-    private File hashFile;
-    private File metaFile;
-
+public class HashManagerTest extends TestCase {
+    private MessageDigest messageDigest;
+    
+    private int readBufferSize = 8 * 1024;
+    
     /**
      * Creates a new HashHelperTest object.
      *
      * @param name Name des Tests
      */
-    public HashHelperTest(String name) {
+    public HashManagerTest(String name) {
         super(name);
     }
 
@@ -239,8 +52,7 @@
      * @throws Exception TODO
      */
     public void setUp() throws Exception {
-        this.hashFile = new File("hashfile.test");
-        this.metaFile = new File("anotherhashfile.test");
+		this.messageDigest = MessageDigest.getInstance("MD5");
     }
 
     /**
@@ -248,42 +60,115 @@
      *
      * @throws Exception TODO
      */
-    public void testGetBytes() throws Exception {
-        byte[] firstByteArray = HashHelper.getBytes(this.hashFile);
-        byte[] sameByteArray = HashHelper.getBytes(this.hashFile);
-        byte[] otherByteArray = HashHelper.getBytes(this.metaFile);
+    public void testGetDigest() throws Exception {
+        ClassLoader clazzLoader = this.getClass().getClassLoader();
+        URL urlHashFile = clazzLoader.getResource("org/apache/ruper/util/security/test.txt");
+        URL urlMetaFile = clazzLoader.getResource("org/apache/ruper/util/security/test.txt.md5");
+
+        File hashFile = new File(urlHashFile.getPath());
+        File metaFile = new File(urlMetaFile.getPath());
+                
+        byte[] firstByteArray = HashCodeManager.getDigest(hashFile,  this.messageDigest, this.readBufferSize);
+        byte[] sameByteArray = HashCodeManager.getDigest(hashFile, this.messageDigest, this.readBufferSize);
+        byte[] otherByteArray = HashCodeManager.getDigest(metaFile, this.messageDigest, this.readBufferSize);
 
         /* ByteArrays from the same file should be equal */
-        assertSame("ByteArrays from same File must be equal !!", firstByteArray, sameByteArray);
-
-        assertNotSame("ByteArrays from different files should not be equal !!", firstByteArray, otherByteArray);
+        assertTrue(HashCodeManager.compareHashes(firstByteArray, sameByteArray));
+        assertFalse(HashCodeManager.compareHashes(firstByteArray, otherByteArray));
     }
-
-    /**
-     * TODO Add JavaDoc
-     *
-     * @throws Exception TODO
-     */
-    public void testEncode() throws Exception {
-        byte[] firstByteArray = HashHelper.getBytes(this.hashFile);
-        byte[] sameByteArray = HashHelper.getBytes(this.hashFile);
-        byte[] otherByteArray = HashHelper.getBytes(this.metaFile);
-
-        String firstString = HashHelper.encode(firstByteArray);
-        String sameString = HashHelper.encode(sameByteArray);
-        String otherString = HashHelper.encode(otherByteArray);
-
-        assertSame("Two Strings from the same ByteArray should be same !!", firstString, sameString);
-
-        assertNotSame("Two Strings from different ByteArrays should not be same !!", firstString, otherString);
-    }
-
-    /**
-     * TODO Add JavaDoc
+    
+	public void testCompare() throws Exception {
+		String first = "Hello World!";
+		String snd =   "Hello again!";
+		String third = "Hello again World";
+		
+		assertTrue(HashCodeManager.compareHashes(first.getBytes(), first.getBytes()));
+		assertFalse(HashCodeManager.compareHashes(first.getBytes(), snd.getBytes()));
+		assertFalse(HashCodeManager.compareHashes(first.getBytes(), third.getBytes()));		
+	}
+	
+	public void testCreateDigester() throws Exception {
+		MessageDigest md = null;
+		
+		try {
+			md = HashCodeManager.createDigester(null, null);						
+		} catch (NoSuchProviderException nspex) {
+			assertTrue(true);
+		}
+		
+		assertEquals(HashCodeManager.DEFAULT_ALGORITHM, md.getAlgorithm());
+		
+		md = HashCodeManager.createDigester("SHA", null);
+		
+		assertEquals("SHA", md.getAlgorithm());
+		
+		boolean success = false;
+
+		try {
+			md = HashCodeManager.createDigester("XYZ", null);			
+	        success = false;	
+		} catch (NoSuchProviderException nspex) {
+			success = false;
+		} catch (NoSuchAlgorithmException nsaex) {
+			success = true;
+		}
+		
+		assertTrue(success);		
+		success = false;
+		
+		try {
+			md = HashCodeManager.createDigester("MD5", "SomeProvider");			
+	        success = false;	
+		} catch (NoSuchProviderException nspex) {
+			success = true;
+		} catch (NoSuchAlgorithmException nsaex) {
+			success = false;
+		}
+		
+		assertTrue(success);		
+	}
+			
+	public void testReadHashFromFile() throws Exception {
+        ClassLoader clazzLoader = this.getClass().getClassLoader();
+        URL urlMetaFile = clazzLoader.getResource("org/apache/ruper/util/security/test.txt.md5");
+
+        File metaFile = new File(urlMetaFile.getPath());
+
+		byte[] digest = HashCodeManager.readHashFromFile(metaFile);
+		assertNotNull(digest);
+
+		String digStr = HashCodeManager.createDigestString(digest);
+
+		String someDigestString = new String("eee7ec3c1c7f6d63370e7f84511b316e"); 
+		
+		assertEquals(digStr, someDigestString);
+	}
+	
+	/**
+	 * For this test there are some prerequisites. We need one file (small) for which we can process 
+	 * the test (generate the HashCode). Then we need the HashCode generated with a different Tool. 
+	 * 
+	 * It would be best to first test the reading of a HashCode from a file. We could use the same file
+	 * for this. 
+	 *
+	 * @throws Exception
+	 */
+	public void testGenerateHash() throws Exception {
+		/* get classloader to load needed resources - should be done in a static way (utils class) */
+		ClassLoader loader = this.getClass().getClassLoader();
+		InputStream stream = loader.getResourceAsStream("test.xml");
+
+		
+		
+//		GenerateHash(file, digest)
+		
+	}
+	
+	/**	
      *
      * @param args TODO	
      */
     public static void main(String[] args) {
-        junit.textui.TestRunner.run(HashHelperTest.class);
+        junit.textui.TestRunner.run(HashCodeManagerTest.class);
     }
 }