Make the test use qDebug instead of printf, so that the reference test
output is the same regardless of whether the log goes to the console or
a file.
Also rename the test class, as it was evidently cut-n-pasted from the
subtest selftest without being renamed.
Change-Id: I8df1f0989f2e8c33c1f829ba8110fd740ff70f63
Reviewed-on: http://codereview.qt-project.org/5184
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>