--- a/junit/src/org/netbeans/modules/junit/ClassNameTextField.java	Sat Jul 26 02:19:26 2008 +0530
+++ a/junit/src/org/netbeans/modules/junit/ClassNameTextField.java	Sat Jul 26 02:21:22 2008 +0530
@@ -165,7 +165,8 @@ 
      * @return  status for the current text
      */
     int determineStatus() {
-        String text = getText();
+        //trim class name before validate issue :141166
+        String text = getText().trim();
         
         int status = STATUS_BEFORE_PART;
         char[] chars = text.toCharArray();
@@ -279,7 +280,8 @@ 
          */
         public TextListener() {
             status = determineStatus();
-            length = ClassNameTextField.this.getText().length();
+             //trim class name before validate issue :141166
+            length = ClassNameTextField.this.getText().trim().length();
         }
 
         /**