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      1 package tests.org.w3c.dom;
      2 
      3 import org.w3c.dom.Element;
      4 import org.w3c.dom.Document;
      5 import org.w3c.dom.Attr;
      6 
      7 import javax.xml.parsers.DocumentBuilder;
      8 
      9 /**
     10  * The method hasAttribute returns true when an attribute with a given name is
     11  * specified on this element or has a default value, false otherwise Invoke the
     12  * hasAttribute method to check if the documentElement has attributres.
     13  *
     14  * @author IBM
     15  * @author Neil Delima
     16  * @see <a
     17  *      href="http://www.w3.org/TR/DOM-Level-2-Core/core#ID-NodeHasAttrs">http://www.w3.org/TR/DOM-Level-2-Core/core#ID-NodeHasAttrs</a>
     18  */
     19 public final class ElementHasAttribute extends DOMTestCase {
     20 
     21     DOMDocumentBuilderFactory factory;
     22 
     23     DocumentBuilder builder;
     24 
     25     protected void setUp() throws Exception {
     26         super.setUp();
     27         try {
     28             factory = new DOMDocumentBuilderFactory(DOMDocumentBuilderFactory
     29                     .getConfiguration1());
     30             builder = factory.getBuilder();
     31         } catch (Exception e) {
     32             fail("Unexpected exception" + e.getMessage());
     33         }
     34     }
     35 
     36     protected void tearDown() throws Exception {
     37         factory = null;
     38         builder = null;
     39         super.tearDown();
     40     }
     41 
     42     /**
     43      * Runs the test case.
     44      *
     45      * @throws Throwable
     46      *             Any uncaught exception causes test to fail
     47      */
     48     public void testHasAttribute1() throws Throwable {
     49         Document doc;
     50         Element element;
     51         boolean state;
     52         doc = (Document) load("staff", builder);
     53         element = doc.getDocumentElement();
     54         state = element.hasAttribute("");
     55         assertFalse("elementhasattribute01", state);
     56     }
     57 
     58 // Assumes validation.
     59 //    public void testHasAttribute2() throws Throwable {
     60 //        Document doc;
     61 //        Element element;
     62 //        boolean state;
     63 //        NodeList elementList;
     64 //        doc = (Document) load("staffNS", builder);
     65 //        elementList = doc.getElementsByTagName("emp:employee");
     66 //        element = (Element) elementList.item(0);
     67 //        assertNotNull("empEmployeeNotNull", element);
     68 //        state = element.hasAttribute("defaultAttr");
     69 //        assertTrue("elementhasattribute02", state);
     70 //    }
     71     public void testHasAttribute3() throws Throwable {
     72         Document doc;
     73         Element element;
     74         boolean state;
     75         Attr attribute;
     76 
     77         doc = (Document) load("staff", builder);
     78         element = doc.createElement("address");
     79         attribute = doc.createAttribute("domestic");
     80         state = element.hasAttribute("domestic");
     81         assertFalse("elementhasattribute03_False", state);
     82         element.setAttributeNode(attribute);
     83         state = element.hasAttribute("domestic");
     84         assertTrue("elementhasattribute03_True", state);
     85     }
     86     public void testHasAttribute4() throws Throwable {
     87         Document doc;
     88         Element element;
     89         boolean state;
     90         Attr attribute;
     91 
     92         doc = (Document) load("staff", builder);
     93         element = doc.createElement("address");
     94         attribute = doc.createAttribute("domestic");
     95         element.setAttributeNode(attribute);
     96         state = element.hasAttribute("domestic");
     97         assertTrue("elementhasattribute04", state);
     98     }
     99 }
    100