46 lines
1.3 KiB
Bash
Executable File
46 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# Usage
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#
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# COVERAGE_CPUS=32 tools/coverage.sh [/path/to/report-directory/]
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#
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# COVERAGE_CPUS defaults to 2, and the default destination is a temp
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# dir.
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genhtml=$(which genhtml)
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if [[ -z "${genhtml}" ]]; then
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echo "Install 'genhtml' (contained in the 'lcov' package)"
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exit 1
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fi
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destdir="$1"
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if [[ -z "${destdir}" ]]; then
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destdir=$(mktemp -d /tmp/gerritcov.XXXXXX)
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fi
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echo "Running 'bazel coverage'; this may take a while"
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# coverage is expensive to run; use --jobs=2 to avoid overloading the
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# machine.
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bazel coverage -k --jobs=${COVERAGE_CPUS:-2} -- ... -//gerrit-common:auto_value_tests
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# The coverage data contains filenames relative to the Java root, and
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# genhtml has no logic to search these elsewhere. Workaround this
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# limitation by running genhtml in a directory with the files in the
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# right place. Also -inexplicably- genhtml wants to have the source
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# files relative to the output directory.
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mkdir -p ${destdir}/
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cp -a */src/{main,test}/java/* ${destdir}/
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base=$(bazel info bazel-testlogs)
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for f in $(find ${base} -name 'coverage.dat') ; do
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cp $f ${destdir}/$(echo $f| sed "s|${base}/||" | sed "s|/|_|g")
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done
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cd ${destdir}
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find -name '*coverage.dat' -size 0 -delete
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genhtml -o . --ignore-errors source *coverage.dat
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echo "coverage report at file://${destdir}/index.html"
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