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<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>

<window title="Autocomplete emphasis test"
        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"/>

<textbox id="richautocomplete" type="autocomplete"
         autocompletesearch="simple"
         onsearchcomplete="checkSearchCompleted();"
         autocompletepopup="richpopup"/>
<panel id="richpopup" type="autocomplete-richlistbox" noautofocus="true"/>

<script class="testbody" type="application/javascript">
<![CDATA[

const ACR = Components.interfaces.nsIAutoCompleteResult;

// A global variable to hold the search result for the current search.
var resultText = "";

// This result can't be constructed in-line, because otherwise we leak memory.
function nsAutoCompleteSimpleResult(aString)
{
  this.searchString = aString;
  this.searchResult = ACR.RESULT_SUCCESS;
  this.matchCount = 1;
}

nsAutoCompleteSimpleResult.prototype = {
 searchString: null,
 searchResult: ACR.RESULT_FAILURE,
 defaultIndex: -1,
 errorDescription: null,
 matchCount: 0,
 getValueAt: function() { return resultText; },
 getCommentAt: function() { return this.getValueAt(); },
 getStyleAt: function() { return null; },
 getImageAt: function() { return null; },
 getFinalCompleteValueAt: function() { return this.getValueAt(); },
 getLabelAt: function() { return this.getValueAt(); },
 removeValueAt: function() {}
};

// A basic autocomplete implementation that returns the string contained in 'resultText'.
var autoCompleteSimpleID = Components.ID("0a2afbdb-f30e-47d1-9cb1-0cd160240aca");
var autoCompleteSimpleName = "@mozilla.org/autocomplete/search;1?name=simple"
var autoCompleteSimple = {
  QueryInterface: function(iid) {
    if (iid.equals(Components.interfaces.nsISupports) ||
        iid.equals(Components.interfaces.nsIFactory) ||
        iid.equals(Components.interfaces.nsIAutoCompleteSearch))
      return this;

    throw Components.results.NS_ERROR_NO_INTERFACE;
  },

  createInstance: function(outer, iid) {
    return this.QueryInterface(iid);
  },

  startSearch: function(aString, aParam, aResult, aListener) {
    var result = new nsAutoCompleteSimpleResult(aString);
    aListener.onSearchResult(this, result);
  },

  stopSearch: function() {}
};

var componentManager = Components.manager
                                 .QueryInterface(Components.interfaces.nsIComponentRegistrar);
componentManager.registerFactory(autoCompleteSimpleID, "Test Simple Autocomplete",
                                 autoCompleteSimpleName, autoCompleteSimple);

SimpleTest.waitForExplicitFinish();
setTimeout(nextTest, 0);

/* Test cases have the following attributes:
 * - search: A search string, to be emphasized in the result.
 * - result: A fixed result string, so we can hardcode the expected emphasis.
 * - emphasis: A list of chunks that should be emphasized or not, in strict alternation.
 * - emphasizeFirst: Whether the first element of 'emphasis' should be emphasized;
 *                   The emphasis of the other elements is defined by the strict alternation rule.
 */
let testcases = [
    { search: "test",
      result: "A test string",
      emphasis: ["A ", "test", " string"],
      emphasizeFirst: false
    },
    { search: "tea two",
      result: "Tea for two, and two for tea...",
      emphasis: ["Tea", " for ", "two", ", and ", "two", " for ", "tea", "..."],
      emphasizeFirst: true
    },
    { search: "tat",
      result: "tatatat",
      emphasis: ["tatatat"],
      emphasizeFirst: true
    },
    { search: "cheval valise",
      result: "chevalise",
      emphasis: ["chevalise"],
      emphasizeFirst: true
    }
];
let test = -1;
let currentTest = null;

function nextTest() {
  test++;

  if (test >= testcases.length) {
    // Unregister the factory so that we don't get in the way of other tests
    componentManager.unregisterFactory(autoCompleteSimpleID, autoCompleteSimple);
    SimpleTest.finish();
    return;
  }

  // blur the field to ensure that the popup is closed and that the previous
  // search has stopped, then start a new search.
  let autocomplete = $("richautocomplete");
  autocomplete.blur();
  autocomplete.focus();

  currentTest = testcases[test];
  resultText = currentTest.result;
  autocomplete.value = currentTest.search;
  synthesizeKey("VK_DOWN", {});
}

function checkSearchCompleted() {
  let autocomplete = $("richautocomplete");
  let result = autocomplete.popup.richlistbox.firstChild;

  for (let attribute of [result._titleText, result._urlText]) {
    is(attribute.childNodes.length, currentTest.emphasis.length,
       "The element should have the expected number of children.");
    for (let i = 0; i < currentTest.emphasis.length; i++) {
      let node = attribute.childNodes[i];
      // Emphasized parts strictly alternate.
      if ((i % 2 == 0) == currentTest.emphasizeFirst) {
        // Check that this part is correctly emphasized.
        is(node.nodeName, "span", ". That child should be a span node");
        ok(node.classList.contains("ac-emphasize-text"), ". That child should be emphasized");
        is(node.textContent, currentTest.emphasis[i], ". That emphasis should be as expected.");
      } else {
        // Check that this part is _not_ emphasized.
        is(node.nodeName, "#text", ". That child should be a text node");
        is(node.textContent, currentTest.emphasis[i], ". That text should be as expected.");
      }
    }
  }

  setTimeout(nextTest, 0);
}

]]>
</script>

<body xmlns="http://www.w3.org/1999/xhtml">
<p id="display">
</p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>

</window>