avm2: Add an extra test for sparse arrays

tests/tests/swfs/avm2/array_sparse_ops/Test.as

@@ -0,0 +1,63 @@
+// compiled with mxmlc
+
+
+
+var arr = [1, 2];
+arr[50] = 6;
+arr[100] = 10;
+arr[500] = 11;
+
+trace(arr[0]);
+trace(arr[50]);
+trace(arr[100]);
+trace(arr[500]);
+trace(arr[1000]);
+trace(arr.length);
+trace("// delete")
+delete arr[50];
+trace(arr[50]);
+trace(arr[100]);
+trace("// push")
+arr.push(12);
+trace(arr.length);
+trace(arr[501]);
+trace(arr.pop());
+trace(arr.length);
+trace(arr[500]);
+trace("// for")
+for (var i in arr) {
+    trace(i);
+}
+trace("// for each")
+for each (var i in arr) {
+    trace(i);
+}
+trace("// shift");
+trace(arr.shift());
+trace(arr.length);
+trace(arr[0]);
+trace(arr[99]);
+trace(arr[499]);
+trace("// shift")
+arr.unshift(1);
+trace(arr.length);
+trace(arr[0]);
+trace(arr[100]);
+trace(arr[500]);
+trace("// removeAt");
+trace(arr.removeAt(150));
+trace(arr.length);
+trace(arr[499]);
+trace(arr[500]);
+
+
+package {
+    import flash.display.MovieClip;
+    import flash.text.TextField;
+
+    public class Test extends MovieClip {
+        public function Test(){
+        }
+    }
+}
+

tests/tests/swfs/avm2/array_sparse_ops/output.txt

@@ -0,0 +1,41 @@
+1
+6
+10
+11
+undefined
+501
+// delete
+undefined
+10
+// push
+502
+12
+12
+501
+11
+// for
+0
+1
+100
+500
+// for each
+1
+2
+10
+11
+// shift
+1
+500
+2
+10
+11
+// shift
+501
+1
+10
+11
+// removeAt
+undefined
+500
+11
+undefined

tests/tests/swfs/avm2/array_sparse_ops/test.toml

@@ -0,0 +1 @@
+num_frames = 1