tests: Add test for avm2 self-goto execution order

tests/tests/regression_tests.rs

@@ -509,6 +509,7 @@ swf_tests! {
     (stage_property_representation, "avm1/stage_property_representation", 1),
     (as3_timeline_scripts, "avm2/timeline_scripts", 3),
     (as3_movieclip_properties, "avm2/movieclip_properties", 4),
+    (as3_movieclip_goto_during_frame_script, "avm2/movieclip_goto_during_frame_script", 1),
     (as3_movieclip_gotoandplay, "avm2/movieclip_gotoandplay", 5),
     (as3_movieclip_gotoandstop, "avm2/movieclip_gotoandstop", 5),
     (as3_movieclip_stop, "avm2/movieclip_stop", 5),

tests/tests/swfs/avm2/movieclip_goto_during_frame_script/output.txt

@@ -0,0 +1,16 @@
+root frame 1
+gotoAndStop(2)
+clip: null
+currentFrame: 1
+gotoAndStop(3)
+clip: null
+currentFrame: 1
+
+root frame 3
+child frame 1
+parent.currentFrame: 3
+parent.gotoAndStop(2)
+root frame 2
+parent.currentFrame: 2
+parent.clip: [object Symbol2_1]
+