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I confirm that several unit tests don't pass.
On 18.02.2015 19:51, Bogdan Cuza wrote:
> I have just received a vivid-proposed image and noticed that U1db no
> longer loads the defaults (which was probably a processed QVariantMap
> from JS). Did this change break it/could it break even more components?
> > Date: Tue, 17 Feb 2015 09:37:38 +0200
> > From: firstname.lastname@example.org
> > To: email@example.com
> > CC: firstname.lastname@example.org
> > Subject: [Ubuntu-phone] Qt 5.4 QVariant change and module news
> > Qt 5.4 is now in vivid, powering Ubuntu Phone starting with devel
> > image #102, Kubuntu's Plasma 5 and also the Unity 8 desktop preview.
> > No app changes are generally needed, but there is a change in QVariant
> > that may be relevant to C++ using apps.
> > == QVariant change in Qt 5.4 ==
> > QVariant has changed a bit in Qt 5.4, although in a way that fixing
> > its use does not affect negatively use in Qt 5.3 either.
> > QVariant, the engine no longer immediately converts the object
> > recursively into a QVariantMap or QVariantList but instead stores a
> > QJSValue in the QVariant. This prevents a loss of data when the JS
> > object contains non-primitive types such as function objects for
> > example. Code that expects the variant type to be exactly
> > QVariant::Map or QVariant::List may need to be adapted. Registered
> > conversion functions however ensure that code that merely calls
> > toMap() or toList() continues to work." [QTBUG-40431]
> > Examples of fixes:
> > - Oxide:
> > - Ubuntu UI Toolkit:
> > Another noted small difference:
> > "In Qt 5.4 an alias to a null variable is correctly null instead of
> > undefined like it was in Qt 5.3"
> > == Status of less supported Qt modules ==
> > It's useful to remember that not all of Qt we have in Ubuntu is
> > supported by the Qt Project:
> > - qtlocation: Upstream releases this as part of their releases, but
> > they emphasize that Qt Positioning is API stable while Qt Location
> > might change. Still, this should be pretty safe to use and will
> > probably be declared stable soon.
> > - qt3d: The original module has not been developed for two years. A
> > complete rewrite has been in development during that time. Qt 3D 2.0
> > will be available as a preview with Qt 5.5.
> > - qtsystems: Semi-active development. Qt 5.4 absorbed QStorageInfo to
> > be official part of qtbase, but it is a bit different and oddly does
> > not have QML support at this point. We include the SystemInfo module
> > on the phone images, but currently not the Publish Subscribe or
> > Service Framework modules from the same source.
> > - qtpim: Semi-active development, but can be considered supported
> > since our Renato is one of the upstream developers. Ubuntu uses the
> > Contacts/Organizer extensively in phone/scheduling apps.
> > - qtfeedback: Stable in the sense that there is no development
> > happening. It's also a very small module. If you are interested in the
> > module, consider taking an active role in the Qt Project where
> > contributions would surely be welcome.
> > -Timo