Docs and tests for animation methods.

2012-01-02 21:54:08 -07:00
parent 92472ca604
commit bd4278de4a
4 changed files with 100 additions and 7 deletions
@@ -1120,6 +1120,69 @@
        t.eq(OpenLayers.Util.getFormattedLonLat(-181, "lon"), "179°00'00\"E", "crossing dateline from the west results in correct east coordinate");
        t.eq(OpenLayers.Util.getFormattedLonLat(181, "lon"), "179°00'00\"W", "crossing dateline from the east results in correct west coordinate");
    }
+    
+    function test_requestAnimationFrame(t) {
+        t.plan(2);
+        
+        t.eq(typeof OpenLayers.Util.requestAnimationFrame, "function", "requestAnimationFrame is a function");
+        
+        var calls = 0;
+        OpenLayers.Util.requestAnimationFrame(function() {
+            ++calls;
+        });
+        t.delay_call(0.1, function() {
+            t.ok(calls > 0, "callback called: " + calls);
+        });
+    }
+    
+    function test_startAnimation(t) {
+        t.plan(1);
+        
+        var calls = 0;
+        var id = OpenLayers.Util.startAnimation(function() {
+            ++calls;
+        });
+        t.delay_call(0.1, function() {
+            t.ok(calls > 1, "looped: " + calls);
+            OpenLayers.Util.stopAnimation(id);
+        });
+    }
+
+    function test_startAnimation_duration(t) {
+        t.plan(2);
+        
+        var calls = 0;
+        var id = OpenLayers.Util.startAnimation(function() {
+            ++calls;
+        }, 100);
+        var first;
+        t.delay_call(0.2, function() {
+            first = calls;
+            t.ok(calls > 1, "looped: " + calls);
+        });
+        t.delay_call(0.3, function() {
+            t.eq(calls, first, "not being called any more");
+        });
+    }
+    
+    function test_stopAnimation(t) {
+        t.plan(2);
+        
+        var calls = 0;
+        var id = OpenLayers.Util.startAnimation(function() {
+            ++calls;
+        });
+        var first;
+        t.delay_call(0.2, function() {
+            first = calls;
+            t.ok(calls > 1, "looped: " + calls);
+            OpenLayers.Util.stopAnimation(id);
+        });
+        t.delay_call(0.3, function() {
+            t.eq(calls, first, "not being called any more");
+        });
+    }
+    
  </script>
 </head>
 <body>