tests: Add avm2/bitmapdata_draw_cpu_overwrite_gpu test

tests/tests/swfs/avm2/bitmapdata_draw_cpu_overwrite_gpu/Test.as

@@ -0,0 +1,39 @@
+package {
+import flash.display.*;
+import flash.text.*;
+import flash.geom.*;
+import flash.utils.*;
+
+/**
+ * In this test we're doing:
+ *  1. draw (GPU)
+ *  2. full fill (CPU)
+ *  3. draw (GPU)
+ *
+ * And we're verifying whether these operations are properly
+ * synchronized, especially the "CPU overwriting GPU" part (1 vs 2).
+ */
+[SWF(width="50", height="50")]
+public class Test extends MovieClip {
+    [Embed(source="TestFont.ttf", fontName="TestFont", embedAsCFF="false", unicodeRange="U+0061-U+0064")]
+    private var TestFont:Class;
+
+    public function Test() {
+        var bd = new BitmapData(50, 50);
+
+        var tf = new TextField();
+        tf.defaultTextFormat = new TextFormat("TestFont", 20);
+        tf.embedFonts = true;
+        tf.text = "ab";
+
+        var mx = new Matrix();
+        bd.draw(tf, mx);
+        bd.fillRect(new Rectangle(0, 0, 100, 100), 0);
+
+        mx.translate(20, 0);
+        bd.draw(tf, mx);
+
+        addChild(new Bitmap(bd));
+    }
+}
+}

tests/tests/swfs/avm2/bitmapdata_draw_cpu_overwrite_gpu/test.toml

@@ -0,0 +1,7 @@
+num_ticks = 1
+
+[image_comparisons.output]
+tolerance = 0
+
+[player_options]
+with_renderer = { optional = false, sample_count = 4 }