1   package org.displaytag.util;
    2   
    3   import java.util.ArrayList;
    4   
    5   import junit.framework.TestCase;
    6   
    7   import org.apache.commons.lang.ClassUtils;
    8   import org.displaytag.model.Cell;
    9   import org.displaytag.model.Column;
   10   import org.displaytag.model.HeaderCell;
   11   import org.displaytag.model.Row;
   12   import org.displaytag.model.TableModel;
   13   import org.displaytag.pagination.NumberedPage;
   14   import org.displaytag.pagination.Pagination;
   15   import org.displaytag.pagination.SmartListHelper;
   16   import org.displaytag.properties.TableProperties;
   17   import org.displaytag.tags.ColumnTag;
   18   
   19   
   20   /**
   21    * Check that toString() methods are constructed appropriately, uses the correct style and that there aren't stupid NPE
   22    * bugs in them.
   23    * @author Fabrizio Giustina
   24    * @version $Revision: 914 $ ($Author: fgiust $)
   25    */
   26   public class ToStringTest extends TestCase
   27   {
   28   
   29       /**
   30        * @see junit.framework.TestCase#getName()
   31        */
   32       public String getName()
   33       {
   34           return getClass().getName() + "." + super.getName();
   35       }
   36   
   37       /**
   38        * ToString methods should be costructed using toStringBuilder and the <code>ShortToStringStyle.SHORT_STYLE</code>
   39        * style.
   40        * @param object test instance
   41        */
   42       private void checkToString(Object object)
   43       {
   44           String toString = object.toString();
   45           assertTrue(toString.startsWith(ClassUtils.getShortClassName(object, null)));
   46       }
   47   
   48       /**
   49        * ToString() test.
   50        */
   51       public void testSmartListHelper()
   52       {
   53           checkToString(new SmartListHelper(new ArrayList(), 100, 10, TableProperties.getInstance(null), false));
   54       }
   55   
   56       /**
   57        * ToString() test.
   58        */
   59       public void testNumberedPage()
   60       {
   61           checkToString(new NumberedPage(1, false));
   62       }
   63   
   64       /**
   65        * ToString() test.
   66        */
   67       public void testPagination()
   68       {
   69           checkToString(new Pagination(null, null));
   70       }
   71   
   72       /**
   73        * ToString() test.
   74        */
   75       public void testCell()
   76       {
   77           checkToString(new Cell(null));
   78       }
   79   
   80       /**
   81        * ToString() test.
   82        */
   83       public void testHeaderCell()
   84       {
   85           checkToString(new HeaderCell());
   86       }
   87   
   88       /**
   89        * ToString() test.
   90        */
   91       public void testColumn()
   92       {
   93           checkToString(new Column(new HeaderCell(), null, null));
   94       }
   95   
   96       /**
   97        * ToString() test.
   98        */
   99       public void testRow()
  100       {
  101           checkToString(new Row(null, 0));
  102       }
  103   
  104       /**
  105        * ToString() test.
  106        */
  107       public void testTableModel()
  108       {
  109           checkToString(new TableModel(null, null, null));
  110       }
  111   
  112       /**
  113        * ToString() test.
  114        */
  115       public void testColumnTag()
  116       {
  117           checkToString(new ColumnTag());
  118       }
  119   
  120   }