Thanks for the explanation! Cheers, Jura
El 11-11-2013, a las 16:04, Camillo Bruni <camillobr...@gmail.com> escribió: > On 2013-11-11, at 18:41, Juraj Kubelka <juraj.kube...@gmail.com> wrote: >> Hi! >> >> I am trying to fix bug 12138 >> (https://pharo.fogbugz.com/f/cases/12138/Finding-a-class-is-kind-of-broken) >> >> And I would like to write test like that: >> >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- >> testSearchSelectAndOK >> |classes | >> waitSemaphore := Semaphore new. >> classes := { Object . BlockClosure. Class }. >> listDialogWindow := SearchFacade classSearchIn: classes. >> "listDialogWindow open." >> listDialogWindow addDependent: self. >> listDialogWindow searchUpdate: 'BlockClosure'. >> waitSemaphore wait. >> listDialogWindow listIndex: 1. >> waitSemaphore wait. >> listDialogWindow ok. >> self assert: listDialogWindow answer notNil. >> self assert: (listDialogWindow answer = BlockClosure). >> >> handleUpdate: aMorphChanged >> waitSemaphore signal. >> -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- >> >> If I run the test from debugger — context menu on test method and select >> debug tests — and then I do proceed, it works. If I press the green button >> in Nautilus which run the test, it is frozen and I have to kill it by Cmd+. >> The same happens if the test it run from Test Runner. >> >> It waits for testSemaphoreForMethod semaphore in method >> PackageTreeNautilusUI(NautilusUI)>>runTestForAMethod:notifying:priority: > > Hi, > > Note that the Debugger uses a separate UI Thread to avoid side-effects. > However if you run the test directly from nautilus this is not the case. > Instead the tests are directly run in the UIThread. > > If you do `waitSemaphore wait` you will instantaneously block the UI thread, > which in return means that #handleUpdate: will never be called (since the > UI thread execution halted). > > I just propose an outline for a solution (not well thought through.. :P): > Somehow you have to run the test in a separate thread ([...] fork) to make > sure `waitSemaphore wait` does not block the UI Thread. At the same time > you do not want to wait forever, so #valueWithin:onTimeout: is your friend :)
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