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build: Add coverage support using lcov
Unlike gcov, lcov provides a nice HTML output that allows immediate visualization of the current coverage. The updates of the build system have been taken from GLib, which has been using lcov for a while with good results.
This commit is contained in:
Emmanuele Bassi
parent
c4acae7752
commit
5eb3fbf3cf
4
.gitignore
vendored
4
.gitignore
vendored
@ -23,12 +23,16 @@ stamp-marshal
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/clutter/gcov-report.txt
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/clutter/clutter-json.h
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/clutter/cex100/clutter-cex100.h
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/clutter-lcov.info
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/clutter-lcov
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/build/autotools/*.m4
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!/build/autotools/introspection.m4
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!/build/autotools/as-linguas.m4
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!/build/autotools/as-compiler-flag.m4
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*.gir
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*.typelib
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*.gcda
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*.gcno
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config.*
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configure
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depcomp
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26
Makefile.am
26
Makefile.am
@ -44,4 +44,28 @@ test-report full-report:
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perf-report:
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$(MAKE) -C tests/performance $(@)
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.PHONY: test-report full-report perf-report
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if ENABLE_GCOV
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# use recursive makes in order to ignore errors during check/perf
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lcov:
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-$(MAKE) $(AM_MAKEFLAGS) -C clutter check
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-$(MAKE) $(AM_MAKEFLAGS) -C tests/conform test
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$(MAKE) $(AM_MAKEFLAGS) genlcov
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# we have to massage the lcov.info file slightly to hide the effect of libtool
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# placing the objects files in the .libs/ directory separate from the *.c
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genlcov:
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$(LTP) --directory $(top_builddir) --capture --output-file clutter-lcov.info --test-name CLUTTER_TEST --no-checksum
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$(SED) -e 's#.libs/##' < clutter-lcov.info > clutter-lcov.info.tmp
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LANG=C $(LTP_GENHTML) --prefix $(top_builddir) --output-directory clutter-lcov --title "Clutter Code Coverage" --show-details clutter-lcov.info.tmp
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rm -f clutter-lcov.info.tmp
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lcov-clean:
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-$(LTP) --directory $(top_builddir) -z
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-$(RM) -rf clutter-lcov.info clutter-lcov
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else
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lcov genlcov lcov-clean:
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@echo You need to configure Clutter with support for gcov enabled.
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@echo e.g., ./configure --enable-gcov
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endif
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.PHONY: test-report full-report perf-report lcov genlcov lcov-clean
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77
configure.ac
77
configure.ac
@ -870,7 +870,6 @@ AS_CASE([$enable_deprecated],
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AC_SUBST([CLUTTER_DEPRECATED_CFLAGS])
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dnl === Profiling =============================================================
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m4_define([profile_default], [no])
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@ -981,6 +980,80 @@ CLUTTER_LIBS="$FLAVOUR_LIBS $CLUTTER_DEPS_LIBS $CLUTTER_DEPS_PRIVATE_LIBS $CLUTT
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AC_SUBST(CLUTTER_CFLAGS)
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AC_SUBST(CLUTTER_LIBS)
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dnl === Test coverage =========================================================
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AC_ARG_ENABLE([gcov],
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[AS_HELP_STRING([--enable-gcov], [Enable gcov])],
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[use_gcov=$enableval],
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[use_gcov=no])
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AS_IF([test "x$use_gcov" = "xyes"],
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[
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dnl we need gcc:
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AS_IF([test "$GCC" != "yes"], [AC_MSG_ERROR([GCC is required for --enable-gcov])])
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dnl Check if ccache is being used
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AC_CHECK_PROG(SHTOOL, shtool, shtool)
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AS_CASE([`$SHTOOL path $CC`],
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[*ccache*], [gcc_ccache=yes],
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[gcc_ccache=no])
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if test "$gcc_ccache" = "yes" && (test -z "$CCACHE_DISABLE" || test "$CCACHE_DISABLE" != "1"); then
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AC_MSG_ERROR([ccache must be disabled when --enable-gcov option is used. You can disable ccache by setting environment variable CCACHE_DISABLE=1.])
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fi
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ltp_version_list="1.6 1.7 1.8 1.9"
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AC_CHECK_PROG(LTP, lcov, lcov)
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AC_CHECK_PROG(LTP_GENHTML, genhtml, genhtml)
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if test "$LTP"; then
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AC_CACHE_CHECK([for ltp version], clutter_cv_ltp_version,
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[
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clutter_cv_ltp_version=invalid
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ltp_version=`$LTP -v 2>/dev/null | $SED -e 's/^.* //'`
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for ltp_check_version in $ltp_version_list; do
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if test "$ltp_version" = "$ltp_check_version"; then
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clutter_cv_ltp_version="$ltp_check_version (ok)"
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fi
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done
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])
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else
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ltp_msg="To enable code coverage reporting you must have one of the following LTP versions installed: $ltp_version_list"
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AC_MSG_ERROR([$ltp_msg])
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fi
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case $clutter_cv_ltp_version in
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""|invalid[)]
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ltp_msg="You must have one of the following versions of LTP: $ltp_version_list (found: $ltp_version)."
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AC_MSG_ERROR([$ltp_msg])
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LTP="exit 0;"
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;;
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esac
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if test -z "$LTP_GENHTML"; then
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AC_MSG_ERROR([Could not find genhtml from the LTP package])
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fi
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AC_DEFINE(HAVE_GCOV, 1, [Whether you have gcov])
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dnl Remove all optimization flags from CFLAGS
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changequote({,})
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CFLAGS=`echo "$CFLAGS" | $SED -e 's/-O[0-9]*//g'`
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CLUTTER_CFLAGS=`echo "$CLUTTER_CFLAGS" | $SED -e 's/-O[0-9]*//g'`
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changequote([,])
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dnl Define the special gcc flags
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CLUTTER_GCOV_CFLAGS="-O0 -fprofile-arcs -ftest-coverage"
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CLUTTER_GCOV_LDADD="-lgcov"
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AC_SUBST(CLUTTER_GCOV_CFLAGS)
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AC_SUBST(CLUTTER_GCOV_LDADD)
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CLUTTER_CFLAGS="$CLUTTER_CFLAGS $CLUTTER_GCOV_CFLAGS"
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CLUTTER_LIBS="$CLUTTER_LIBS $CLUTTER_GCOV_LDADD"
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])
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AM_CONDITIONAL(ENABLE_GCOV, test "x$use_gcov" = "xyes")
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dnl === GObject-Introspection check ===========================================
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@ -1143,7 +1216,7 @@ echo " • Compiler options:"
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echo " Clutter debug level: ${enable_debug}"
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echo " Compiler flags: ${CFLAGS} ${MAINTAINER_CFLAGS}"
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echo " Profiling enabled: ${enable_profile}"
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echo " Enable coverage tests: ${enable_gcov}"
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echo " Enable coverage tests: ${use_gcov}"
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echo " Enable deprecated symbols: ${enable_deprecated}"
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# Documentation
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