diff --git a/scripts/coverage.sh b/scripts/coverage.sh new file mode 100755 index 0000000000..1d64f1fe53 --- /dev/null +++ b/scripts/coverage.sh @@ -0,0 +1,52 @@ +#!/bin/sh +# Generate test coverage statistics for Go packages. +# +# Works around the fact that `go test -coverprofile` currently does not work +# with multiple packages, see https://code.google.com/p/go/issues/detail?id=6909 +# +# Usage: script/coverage [--html|--coveralls] +# +# --html Additionally create HTML report and open it in browser +# --coveralls Push coverage statistics to coveralls.io +# + +set -e + +workdir=.cover +profile="$workdir/cover.out" +mode=count + +generate_cover_data() { + rm -rf "$workdir" + mkdir "$workdir" + + for pkg in "$@"; do + f="$workdir/$(echo $pkg | tr / -).cover" + go test -covermode="$mode" -coverprofile="$f" "$pkg" + done + + echo "mode: $mode" >"$profile" + grep -h -v "^mode:" "$workdir"/*.cover >>"$profile" +} + +show_cover_report() { + go tool cover -${1}="$profile" +} + +push_to_coveralls() { + echo "Pushing coverage statistics to coveralls.io" + goveralls -coverprofile="$profile" +} + +generate_cover_data $(go list ./...) +show_cover_report func +case "$1" in +"") + ;; +--html) + show_cover_report html ;; +--coveralls) + push_to_coveralls ;; +*) + echo >&2 "error: invalid option: $1"; exit 1 ;; +esac