169552 2017-03-13 06:18:10 -0700 XMLHttpRequest: upload listener flag not implemented correctly 2022-08-20 09:48:55 -0700 1 1 1 Unclassified WebKit DOM Safari Technology Preview Unspecified Unspecified RESOLVED CONFIGURATION CHANGED P2 Normal --- 1 annevk webkit-unassigned ahmad.saleem792 ap bfulgham cdumez rniwa youennf oldest_to_newest 1287148 0 annevk 2017-03-13 06:18:10 -0700 In particular, it seems to be bypassed for same-origin requests, which is unlikely to work well, as same-origin can be redirected to cross-origin. https://github.com/w3c/web-platform-tests/pull/5122 1287196 1 ap 2017-03-13 09:34:35 -0700 > same-origin can be redirected to cross-origin Have we added support for such redirection already? If so, this bug sounds pretty bad. 1287205 2 youennf 2017-03-13 09:40:14 -0700 (In reply to comment #1) > > same-origin can be redirected to cross-origin > > Have we added support for such redirection already? If so, this bug sounds > pretty bad. Indeed, we need to fix that! 1892614 3 ahmad.saleem792 2022-08-20 00:05:42 -0700 Safari Technology Preview 151 pass all tests, which WPT Pull Request was trying to modifying: https://wpt.fyi/results/xhr?label=master&label=experimental&aligned&view=subtest&q=event-upload-progress Is anything else needed? Thanks! 1892656 4 ap 2022-08-20 09:48:55 -0700 Passing these tests is a pretty strong indication that this now works. Maybe fixed in 211702@main? We have a lot of flakiness, but it's tracked in other bugs already: LayoutTests/platform/mac-wk1/TestExpectations:1480:webkit.org/b/223944 [ BigSur Debug ] imported/w3c/web-platform-tests/xhr/event-upload-progress.any.html [ Pass Failure ] LayoutTests/platform/mac/TestExpectations:1969:webkit.org/b/223271 [ Debug ] imported/w3c/web-platform-tests/xhr/event-upload-progress.any.worker.html [ Pass Failure ] LayoutTests/platform/mac/TestExpectations:2098:webkit.org/b/222385 imported/w3c/web-platform-tests/xhr/event-upload-progress-crossorigin.any.worker.html [ Pass Failure ] LayoutTests/platform/mac/TestExpectations:2100:webkit.org/b/223804 imported/w3c/web-platform-tests/xhr/event-upload-progress-crossorigin.any.html [ Pass Failure ]