Add tests for 'dispose' action

test/index.html

@@ -188,6 +188,10 @@
       <li><abbr id="testMillisSettings8" class="tomillis" title="90"></abbr> [90 sec]</li>
       <li><abbr id="testMillisSettings9" class="tomillis" title="120"></abbr> [120 sec]</li>
     </ul>
+
+    <h2>Disposal</h2>
+    <p><abbr class="disposal disposed"></abbr></p>
+    <p><abbr class="disposal notDisposed"></abbr></p>
   </div>
 
   <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
@@ -238,6 +242,8 @@
       $("abbr.tonumbers").each(toWords);
       unloadNumbers();
 
+      setupDisposal();
+
       loadYoungOldYears();
       $("abbr.toyoungold").each(toWords);
 
@@ -582,6 +588,28 @@
         ok($("#testNoSpaces1").html().match(/^2minutesago$/), "Settings correctly applied");
         ok($("#testNullSpaces1").html().match(/^2minutesago$/), "Settings correctly applied");
       });
+
+      module("Disposal");
+
+      asyncTest("disposal", function() {
+        $(".disposal.disposed").timeago('dispose');
+        var initialTime_disposedTimeago = $(".disposal.disposed").html();
+        var initialTime_activeTimeago = $(".disposal.notDisposed").html();
+        
+        expect(2);
+        setTimeout(function() {
+          var updatedTime_disposedTimeago = $(".disposal.disposed").html();
+          var updatedTime_activeTimeago = $(".disposal.notDisposed").html();
+          
+          ok(initialTime_disposedTimeago === updatedTime_disposedTimeago, "A disposed timeago didn't get updated");
+          ok(initialTime_activeTimeago !== updatedTime_activeTimeago, "A non-disposed timeago continued to be updated");
+
+          // Dispose still-active timeago
+          $(".disposal.notDisposed").timeago('dispose');
+          resetRefreshMillis();
+          start();
+        }, 50);
+      });
     })(jQuery);
     //]]>
   </script>

test/test_helpers.js

@@ -30,6 +30,11 @@ function unloadCutoffSetting() {
 	jQuery.timeago.settings.cutoff = 0;
 }
 
+function setupDisposal() {
+  jQuery.timeago.settings.refreshMillis = 50;
+  $('abbr.disposal').attr("title", iso8601(new Date())).timeago();
+}
+
 function loadPigLatin() {
   jQuery.timeago.settings.strings = {
     suffixAgo: "ago-hay",
@@ -84,6 +89,10 @@ function loadRussian() {
   })();
 }
 
+function resetRefreshMillis() {
+  jQuery.timeago.settings.refreshMillis = 60000;
+}
+
 function loadMillis() {
   var millisSubstitution = function(number, millis) { return millis + " milliseconds"; };
   jQuery.timeago.settings.strings = {