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test: merge coverage reports from previous test runs

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Relevant mainly for tests which utilize both QEMU and nspawn.
This commit is contained in:
Frantisek Sumsal 2021-10-25 11:35:47 +02:00
parent e70103e2d4
commit 35382a9da3
1 changed files with 13 additions and 2 deletions
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15
test/test-functions
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@ -1316,8 +1316,19 @@ check_coverage_reports() {
# Create a coverage report that will later be uploaded. Remove info about
# system libraries/headers, as we don't really care about them.
lcov --directory "${root}/${BUILD_DIR:?}" --capture --output-file "${dest}"
lcov --remove "${dest}" -o "${dest}" '/usr/include/*' '/usr/lib/*'
if [[ -f "$dest" ]]; then
# If the destination report file already exists, don't overwrite it, but
# dump the new report in a temporary file and then merge it with the already
# present one - this usually happens when running both "parts" of a test
# in one run (the qemu and the nspawn part).
lcov --directory "${root}/${BUILD_DIR:?}" --capture --output-file "${dest}.new"
lcov --remove "${dest}.new" -o "${dest}.new" '/usr/include/*' '/usr/lib/*'
lcov --add-tracefile "${dest}" --add-tracefile "${dest}.new" -o "${dest}"
rm -f "${dest}.new"
else
lcov --directory "${root}/${BUILD_DIR:?}" --capture --output-file "${dest}"
lcov --remove "${dest}" -o "${dest}" '/usr/include/*' '/usr/lib/*'
fi
return 0
}