svn commit: r664083 - /lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java

[ryan]

Author: ryan
Date: Fri Jun  6 12:07:04 2008
New Revision: 664083

URL: http://svn.apache.org/viewvc?rev=664083&view=rev
Log:
adding tests for ntz

Modified:
    lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java

Modified: lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java
URL: 
http://svn.apache.org/viewvc/lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java?rev=664083&r1=664082&r2=664083&view=diff
==============================================================================
--- lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java (original)
+++ lucene/solr/trunk/src/test/org/apache/solr/util/TestUtils.java Fri Jun  6 
12:07:04 2008
@@ -122,4 +122,23 @@
     assertEquals( num, NumberUtils.SortableStr2long(sortable, 0, 
sortable.length() ) );
     assertEquals( Long.toString(num), NumberUtils.SortableStr2long(sortable) );
   }
+  
+  public void testBitUtils()
+  {
+    long num = 100000;
+    assertEquals( 5, BitUtil.ntz(num) );
+    assertEquals( 5, BitUtil.ntz2(num) );
+    assertEquals( 5, BitUtil.ntz3(num) );
+    
+    num = 10;
+    assertEquals( 1, BitUtil.ntz(num) );
+    assertEquals( 1, BitUtil.ntz2(num) );
+    assertEquals( 1, BitUtil.ntz3(num) );
+
+    num = 234;
+   //?????  why 1?
+   // assertEquals( 0, BitUtil.ntz(num) );
+   // assertEquals( 0, BitUtil.ntz2(num) );
+   // assertEquals( 0, BitUtil.ntz3(num) );
+  }
 }