Add ActionScript 3 syntax test

tests/syntax-tests/source/ActionScript/test.as

@@ -0,0 +1,75 @@
+import flash.events.*;
+import flash.events.MouseEvent;
+
+package TestSyntax {
+    public class TestSyntax  extends flash.display.Sprite {
+
+        public static const TEST_CONSTANT:Number = 33.333;
+
+        var testAttribute:int = 1;
+
+        public namespace TestNamespace;
+        TestNamespace function Method2():void { }
+
+        /**
+         * Multi-line comment
+         */
+        override public function set x(value:Number):void
+        {
+            super.x = Math.round(value);
+        }
+
+        /**
+         * Actual multi-line comment
+         * Takes up multiple lines
+         */
+        override public function set y(value:Number):void
+        {
+            super.y = 0;
+        }
+
+        public function testFunction() {
+            var test:String = 'hello';
+
+            // arrays
+            var testArray:Array = ["a", "b", "c", "d"];
+            for (var i:uint = 0; i < testArray.length; i++)
+                trace(testArray[i]);
+
+            // objects
+            var testObject:Object = {foo: 20, bar: 40};
+            for (var key:String in testObject) {
+                trace(testObject[key]);
+            }
+            for each (var objectValue:int in testObject) {
+                trace(objectValue);
+            }
+
+            // dynamic variables
+            var testDynamic:*;
+            testDynamic = 75;
+            testDynamic = "Seventy-five";
+
+            // regex
+            var testRegExp:RegExp = /foo-\d+/i;
+
+            // XML
+            var testXML:XML =
+<employee>
+  <firstName>Harold</firstName>
+  <lastName>Webster</lastName>
+</employee>;
+        }
+
+        private function anotherFunc(a:int, arg2:uint, arg3:Function, ... args) {
+
+        }
+
+        [Embed(source="sound1.mp3")] public var soundCls:Class;
+        public function SoundAssetExample()
+        {
+            var mySound:SoundAsset = new soundCls() as SoundAsset;
+            var sndChannel:SoundChannel = mySound.play();
+        }
+    }
+}