[jboss-svn-commits] JBL Code SVN: r7732 - labs/jbossrules/trunk/drools-core/src/test/java/org/drools/util

[jboss-svn-commits at lists.jboss.org]

Author: woolfel
Date: 2006-11-20 23:24:41 -0500 (Mon, 20 Nov 2006)
New Revision: 7732

Added:
   labs/jbossrules/trunk/drools-core/src/test/java/org/drools/util/ObjectHashMapTest2.java
Log:
wrote a quick test to measure put, get and iterate performance.
peter

Added: labs/jbossrules/trunk/drools-core/src/test/java/org/drools/util/ObjectHashMapTest2.java
===================================================================
--- labs/jbossrules/trunk/drools-core/src/test/java/org/drools/util/ObjectHashMapTest2.java	2006-11-20 22:16:31 UTC (rev 7731)
+++ labs/jbossrules/trunk/drools-core/src/test/java/org/drools/util/ObjectHashMapTest2.java	2006-11-21 04:24:41 UTC (rev 7732)
@@ -0,0 +1,149 @@
+package org.drools.util;
+
+import junit.framework.TestCase;
+import org.drools.util.ObjectHashMap;
+
+public class ObjectHashMapTest2 extends TestCase {
+
+	public ObjectHashMapTest2() {
+		super();
+	}
+	
+	public void testJUHashmap() {
+		java.util.HashMap map = new java.util.HashMap();
+		assertNotNull(map);
+		int count = 1000;
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String val = "value" + idx;
+			map.put(key, val);
+			assertEquals(val,map.get(key));
+		}
+	}
+
+	public void testStringData() {
+		ObjectHashMap map = new ObjectHashMap();
+		assertNotNull(map);
+		int count = 1000;
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String val = "value" + idx;
+			map.put(key, val);
+			assertEquals(val,map.get(key));
+		}
+	}
+
+	public void testIntegerData() {
+		ObjectHashMap map = new ObjectHashMap();
+		assertNotNull(map);
+		int count = 1000;
+		for (int idx=0; idx < count; idx++) {
+			Integer key = new Integer(idx);
+			Integer val = new Integer(idx);
+			map.put(key, val);
+			assertEquals(val,map.get(key));
+		}
+	}
+	
+	public void testStringData2() {
+		int count = 100000;
+		ObjectHashMap map = new ObjectHashMap();
+		assertNotNull(map);
+		long start = System.currentTimeMillis();
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("Custom ObjectHashMap ET - " + (end-start));
+	}
+	
+	public void testJUHashMap1() {
+		int count = 100000;
+		java.util.HashMap map = new java.util.HashMap();
+		assertNotNull(map);
+		long start = System.currentTimeMillis();
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("java.util.HashMap ET - " + (end-start));
+	}
+
+	public void testStringData3() {
+		int count = 100000;
+		ObjectHashMap map = new ObjectHashMap();
+		assertNotNull(map);
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long start = System.currentTimeMillis();
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			map.get(key);
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("Custom ObjectHashMap get(key) ET - " + (end-start));
+	}
+	
+	public void testJUHashMap2() {
+		int count = 100000;
+		java.util.HashMap map = new java.util.HashMap();
+		assertNotNull(map);
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long start = System.currentTimeMillis();
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			map.get(key);
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("java.util.HashMap get(key) ET - " + (end-start));
+	}
+	
+	public void testStringData4() {
+		int count = 100000;
+		ObjectHashMap map = new ObjectHashMap();
+		assertNotNull(map);
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long start = System.currentTimeMillis();
+		org.drools.util.Iterator itr = map.iterator();
+		Object val = null;
+		while ( (val = itr.next()) != null) {
+			val.hashCode();
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("Custom ObjectHashMap iterate ET - " + (end-start));
+	}
+
+	public void testJUHashMap3() {
+		int count = 100000;
+		java.util.HashMap map = new java.util.HashMap();
+		assertNotNull(map);
+		for (int idx=0; idx < count; idx++) {
+			String key = "key" + idx;
+			String strval = "value" + idx;
+			map.put(key,strval);
+		}
+		long start = System.currentTimeMillis();
+		java.util.Iterator itr = map.values().iterator();
+		Object val = null;
+		while ( itr.hasNext()) {
+			itr.next().hashCode();
+		}
+		long end = System.currentTimeMillis();
+		System.out.println("java.util.HashMap iterate ET - " + (end-start));
+	}
+}
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