Fixed (ICE-6224) - IceJS browser tests do not run when in the background

1 files changed, 161 insertions, 0 deletions

diff --git a/js/src/Ice/browser/TimerUtil.js b/js/src/Ice/browser/TimerUtil.js
new file mode 100644
index 00000000000..05f660d2815
--- /dev/null
+++ b/js/src/Ice/browser/TimerUtil.js
@@ -0,0 +1,161 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2015 ZeroC, Inc. All rights reserved.
+//
+// This copy of Ice is licensed to you under the terms described in the
+// ICE_LICENSE file included in this distribution.
+//
+// **********************************************************************
+
+//
+// jshint browser: true
+//
+var Ice = require("../Ice/ModuleRegistry").Ice;
+Ice.__M.require(module,
+    [
+        "../Ice/HashMap",
+    ]);
+
+var HashMap = Ice.HashMap;
+
+var MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER  || 9007199254740991;
+
+var _timers = new HashMap();
+
+var _SetTimeoutType = 0,
+    _SetIntervalType = 1,
+    _SetImmediateType = 2,
+    _ClearTimeoutType = 3,
+    _ClearIntervalType = 4;
+
+var Timer = {};
+var worker;
+
+var _nextId = 0;
+
+function nextId()
+{
+    if(_nextId == MAX_SAFE_INTEGER)
+    {
+        _nextId = 0;
+    }
+    return _nextId++;
+}
+Timer.setTimeout = function(cb, ms)
+{
+    var id = nextId();
+    _timers.set(id, cb);
+    worker.postMessage({type: _SetTimeoutType, id: id, ms: ms});
+    return id;
+};
+
+Timer.clearTimeout = function(id)
+{
+    _timers.delete(id);
+    worker.postMessage({type: _ClearTimeoutType, id: id});
+};
+
+Timer.setInterval = function(cb, ms)
+{
+    var id = nextId();
+    _timers.set(id, cb);
+    worker.postMessage({type: _SetIntervalType, id: id, ms: ms});
+    return id;
+};
+
+Timer.clearInterval = function(id)
+{
+    _timers.delete(id);
+    worker.postMessage({type: _ClearIntervalType, id: id});
+};
+
+Timer.setImmediate = function(cb)
+{
+    var id = nextId();
+    _timers.set(id, cb);
+    worker.postMessage({type: _SetImmediateType, id: id});
+    return id;
+};
+
+Timer.onmessage = function(e)
+{
+    var cb;
+    if(e.data.type === _SetIntervalType)
+    {
+        cb = _timers.get(e.data.id);
+    }
+    else
+    {
+        cb = _timers.delete(e.data.id);
+    }
+    
+    if(cb !== undefined)
+    {
+        cb.call();
+    }
+};
+
+
+function workerCode()
+{
+    function w()
+    {
+        //
+        // jshint worker: true
+        //
+        var _wSetTimeoutType = 0,
+            _wSetIntervalType = 1,
+            _wSetImmediateType = 2,
+            _wClearTimeoutType = 3,
+            _wClearIntervalType = 4;
+            
+        var timers = {};
+        
+        self.onmessage = function(e)
+        {
+            if(e.data.type == _wSetTimeoutType)
+            {
+                timers[e.data.id] = setTimeout(function()
+                    {
+                        self.postMessage(e.data);
+                    },
+                    e.data.ms);
+            }
+            else if(e.data.type == _wSetIntervalType)
+            {
+                timers[e.data.id] = setInterval(function()
+                    {
+                        self.postMessage(e.data);
+                    },
+                    e.data.ms);
+            }
+            else if(e.data.type == _wSetImmediateType)
+            {
+                self.postMessage(e.data);
+            }
+            else if(e.data.type == _wClearTimeoutType)
+            {
+                clearTimeout(timers[e.data.id]);
+                delete timers[e.data.id];
+            }
+            else if(e.data.type == _wClearIntervalType)
+            {
+                clearInterval(timers[e.data.id]);
+                delete timers[e.data.id];
+            }
+        };
+        
+        //
+        // jshint worker: false
+        //
+    };
+    return w.toString() + "w();";
+}
+
+if(worker === undefined)
+{
+    worker = new Worker(window.URL.createObjectURL(new Blob([workerCode()], {type : 'text/javascript'})));
+    worker.onmessage = Timer.onmessage;
+}
+
+Ice.Timer = Timer;