swh:1:snp:5115096b921df712aeb2a08114fede57fb3331fb
Tip revision: ce8721312657da599373325fc679e3893aae7f80 authored by sdong on 31 October 2019, 22:06:10 UTC
An odd fix for GCC 7
An odd fix for GCC 7
Tip revision: ce87213
coverage_test.sh
#!/bin/bash
# Exit on error.
set -e
if [ -n "$USE_CLANG" ]; then
echo "Error: Coverage test is supported only for gcc."
exit 1
fi
ROOT=".."
# Fetch right version of gcov
if [ -d /mnt/gvfs/third-party -a -z "$CXX" ]; then
source $ROOT/build_tools/fbcode.gcc471.sh
GCOV=$TOOLCHAIN_EXECUTABLES/gcc/gcc-4.7.1/cc6c9dc/bin/gcov
else
GCOV=$(which gcov)
fi
COVERAGE_DIR="$PWD/COVERAGE_REPORT"
mkdir -p $COVERAGE_DIR
# Find all gcno files to generate the coverage report
GCNO_FILES=`find $ROOT -name "*.gcno"`
$GCOV --preserve-paths --relative-only --no-output $GCNO_FILES 2>/dev/null |
# Parse the raw gcov report to more human readable form.
python $ROOT/coverage/parse_gcov_output.py |
# Write the output to both stdout and report file.
tee $COVERAGE_DIR/coverage_report_all.txt &&
echo -e "Generated coverage report for all files: $COVERAGE_DIR/coverage_report_all.txt\n"
# TODO: we also need to get the files of the latest commits.
# Get the most recently committed files.
LATEST_FILES=`
git show --pretty="format:" --name-only HEAD |
grep -v "^$" |
paste -s -d,`
RECENT_REPORT=$COVERAGE_DIR/coverage_report_recent.txt
echo -e "Recently updated files: $LATEST_FILES\n" > $RECENT_REPORT
$GCOV --preserve-paths --relative-only --no-output $GCNO_FILES 2>/dev/null |
python $ROOT/coverage/parse_gcov_output.py -interested-files $LATEST_FILES |
tee -a $RECENT_REPORT &&
echo -e "Generated coverage report for recently updated files: $RECENT_REPORT\n"
# Unless otherwise specified, we'll not generate html report by default
if [ -z "$HTML" ]; then
exit 0
fi
# Generate the html report. If we cannot find lcov in this machine, we'll simply
# skip this step.
echo "Generating the html coverage report..."
LCOV=$(which lcov || true 2>/dev/null)
if [ -z $LCOV ]
then
echo "Skip: Cannot find lcov to generate the html report."
exit 0
fi
LCOV_VERSION=$(lcov -v | grep 1.1 || true)
if [ $LCOV_VERSION ]
then
echo "Not supported lcov version. Expect lcov 1.1."
exit 0
fi
(cd $ROOT; lcov --no-external \
--capture \
--directory $PWD \
--gcov-tool $GCOV \
--output-file $COVERAGE_DIR/coverage.info)
genhtml $COVERAGE_DIR/coverage.info -o $COVERAGE_DIR
echo "HTML Coverage report is generated in $COVERAGE_DIR"