On Mon, Nov 26, 2012 at 7:56 PM, Julian Foad <julianf...@btopenworld.com>wrote:
> Stefan Fuhrmann wrote: > > > I was wondering whether we could have one or two of > > our UNIX build bots create a code coverage profile > > and make the results available online. > > > > Here is what I use in my test runner script: > > > > [[[ > > env CFLAGS='-fprofile-arcs -ftest-coverage' ./configure \ > > --disable-shared --enable-maintainer-mode $moreopts > > > > make -sj 2> /dev/null > /dev/null > > make svnserveautocheck PARALLEL=1 > > > Some of the Python tests error out when I run them in parallel like this. > The errors are: > [[[ > W: profiling:/.../subversion/libsvn_subr/.libs/nls.gcda:Invocation > mismatch - some data files may have been removed > ]]] > Hm. It works for me (except for 1 test that fails from time to time). I run that test script only as a quick check for major breakage. > I found an email <http://gcc.gnu.org/ml/gcc-help/2005-11/msg00074.html> > which says "gcov instrumentation is multi-process safe, but not > multi-thread safe. The > multi-processing safety relies on OS level file locking, which is not > available > on some systems.". > > > > > lcov -d . -b . -c -o tests.lcov > lcov.log > > genhtml tests.lcov -o html > genhtml.log > > ]]] > > > OK, that part works. > > Is there a command to reset the coverage statistics, that I can do before > a test run if I don't want to 'make clean'? > Not sure 'make clean' would even help. This is what I do: find . -name "*.gc*" -print0 | xargs -0 rm -rf -- Stefan^2. -- Certified & Supported Apache Subversion Downloads: * http://www.wandisco.com/subversion/download *
