diff options
Diffstat (limited to 'tests/auto/qml/qqmlecmascript/data/internalClassParentGc.js')
-rw-r--r-- | tests/auto/qml/qqmlecmascript/data/internalClassParentGc.js | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlecmascript/data/internalClassParentGc.js b/tests/auto/qml/qqmlecmascript/data/internalClassParentGc.js new file mode 100644 index 0000000000..f51ab662ab --- /dev/null +++ b/tests/auto/qml/qqmlecmascript/data/internalClassParentGc.js @@ -0,0 +1,29 @@ +function init() { + Array.prototype.doPush = Array.prototype.push +} + +function nasty() { + var sc_Vector = Array; + var push = sc_Vector.prototype.doPush; + + // Change the memberData to hold something nasty on the current internalClass + sc_Vector.prototype.doPush = 5; + + // Trigger a re-allocation of memberData + for (var i = 0; i < 256; ++i) + sc_Vector.prototype[i + "string"] = function() { return 98; } + + // Change the (new) memberData back, to hold our doPush function again. + // This should propagate a protoId change all the way up to the lookup. + sc_Vector.prototype.doPush = push; +} + +function func() { + var b = []; + + // This becomes a lookup internally, which stores protoId and a pointer + // into the memberData. It should get invalidated when memberData is re-allocated. + b.doPush(3); + + return b; +} |