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      1 
      2 /*
      3 Copyright  2001-2004 World Wide Web Consortium, 
      4 (Massachusetts Institute of Technology, European Research Consortium 
      5 for Informatics and Mathematics, Keio University). All 
      6 Rights Reserved. This work is distributed under the W3C Software License [1] in the 
      7 hope that it will be useful, but WITHOUT ANY WARRANTY; without even 
      8 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
      9 
     10 [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
     11 */
     12 
     13 
     14 
     15    /**
     16     *  Gets URI that identifies the test.
     17     *  @return uri identifier of test
     18     */
     19 function getTargetURI() {
     20       return "http://www.w3.org/2001/DOM-Test-Suite/level1/core/hc_elementsetattributenodenull";
     21    }
     22 
     23 var docsLoaded = -1000000;
     24 var builder = null;
     25 
     26 //
     27 //   This function is called by the testing framework before
     28 //      running the test suite.
     29 //
     30 //   If there are no configuration exceptions, asynchronous
     31 //        document loading is started.  Otherwise, the status
     32 //        is set to complete and the exception is immediately
     33 //        raised when entering the body of the test.
     34 //
     35 function setUpPage() {
     36    setUpPageStatus = 'running';
     37    try {
     38      //
     39      //   creates test document builder, may throw exception
     40      //
     41      builder = createConfiguredBuilder();
     42 
     43       docsLoaded = 0;
     44       
     45       var docRef = null;
     46       if (typeof(this.doc) != 'undefined') {
     47         docRef = this.doc;
     48       }
     49       docsLoaded += preload(docRef, "doc", "hc_staff");
     50         
     51        if (docsLoaded == 1) {
     52           setUpPageStatus = 'complete';
     53        }
     54     } catch(ex) {
     55     	catchInitializationError(builder, ex);
     56         setUpPageStatus = 'complete';
     57     }
     58 }
     59 
     60 
     61 
     62 //
     63 //   This method is called on the completion of 
     64 //      each asychronous load started in setUpTests.
     65 //
     66 //   When every synchronous loaded document has completed,
     67 //      the page status is changed which allows the
     68 //      body of the test to be executed.
     69 function loadComplete() {
     70     if (++docsLoaded == 1) {
     71         setUpPageStatus = 'complete';
     72     }
     73 }
     74 
     75 
     76 /**
     77 * 
     78     The "setAttributeNode(newAttr)" method returns the
     79    null value if no previously existing Attr node with the
     80    same name was replaced.
     81    
     82    Retrieve the last child of the third employee and add a 
     83    new attribute to it.  The new attribute node added is 
     84    "lang", which is not part of this Element.  The   
     85    method should return the null value.   
     86    This test uses the "createAttribute(name)"
     87    method from the Document interface. 
     88 
     89 * @author Curt Arnold
     90 * @see http://www.w3.org/TR/1998/REC-DOM-Level-1-19981001/level-one-core#ID-887236154
     91 * @see http://www.w3.org/Bugs/Public/show_bug.cgi?id=243
     92 */
     93 function hc_elementsetattributenodenull() {
     94    var success;
     95     if(checkInitialization(builder, "hc_elementsetattributenodenull") != null) return;
     96     var doc;
     97       var elementList;
     98       var testEmployee;
     99       var newAttribute;
    100       var districtAttr;
    101       
    102       var docRef = null;
    103       if (typeof(this.doc) != 'undefined') {
    104         docRef = this.doc;
    105       }
    106       doc = load(docRef, "doc", "hc_staff");
    107       elementList = doc.getElementsByTagName("acronym");
    108       testEmployee = elementList.item(2);
    109       newAttribute = doc.createAttribute("lang");
    110       districtAttr = testEmployee.setAttributeNode(newAttribute);
    111       assertNull("elementSetAttributeNodeNullAssert",districtAttr);
    112     
    113 }
    114 
    115 
    116 
    117 
    118 function runTest() {
    119    hc_elementsetattributenodenull();
    120 }
    121