93 lines
2.2 KiB
Bash
Executable File
93 lines
2.2 KiB
Bash
Executable File
#!/bin/sh
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set -eu
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# Discover production Go packages changed by the candidate and buildable on
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# the current native runner, then generate and enforce their coverage profile.
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ROOT="$(CDPATH= cd -- "$(dirname -- "$0")/../.." && pwd)"
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BASE_REF=""
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PROFILE=""
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TIMEOUT="${COVERAGE_PLATFORM_TIMEOUT:-10m}"
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usage() {
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printf '%s\n' "usage: $0 --base-ref <ref> --profile <file>" >&2
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}
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while [ "$#" -gt 0 ]; do
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case "$1" in
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--base-ref)
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[ "$#" -ge 2 ] || { usage; exit 2; }
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BASE_REF="$2"
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shift 2
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;;
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--profile)
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[ "$#" -ge 2 ] || { usage; exit 2; }
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PROFILE="$2"
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shift 2
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;;
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-h|--help)
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usage
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exit 0
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;;
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*)
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printf 'error: unknown argument: %s\n' "$1" >&2
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usage
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exit 2
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;;
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esac
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done
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[ -n "$BASE_REF" ] && [ -n "$PROFILE" ] || { usage; exit 2; }
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cd "$ROOT"
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. "$ROOT/scripts/policy/policy-runtime.sh"
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policy_prepare_runtime "$ROOT"
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git rev-parse --verify --quiet "${BASE_REF}^{commit}" >/dev/null || {
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printf 'error: coverage base ref is not available locally: %s\n' "$BASE_REF" >&2
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exit 2
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}
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TMP_ROOT="$(policy_runtime_mktemp_dir dws-platform-coverage)"
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PACKAGES="$TMP_ROOT/packages"
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SORTED_PACKAGES="$TMP_ROOT/packages.sorted"
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cleanup() {
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rm -rf "$TMP_ROOT"
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}
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trap cleanup EXIT HUP INT TERM
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: >"$PACKAGES"
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git diff --name-only --diff-filter=ACMR "$BASE_REF...HEAD" -- '*.go' |
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while IFS= read -r file; do
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case "$file" in
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*_test.go|test/*) continue ;;
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esac
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directory="$(dirname -- "$file")"
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package="./$directory"
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[ "$directory" = "." ] && package="."
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active_files="$(go list -e -f '{{range .GoFiles}}{{.}}{{"\n"}}{{end}}{{range .CgoFiles}}{{.}}{{"\n"}}{{end}}' "$package")"
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if printf '%s\n' "$active_files" | grep -Fqx -- "$(basename -- "$file")"; then
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printf '%s\n' "$package"
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fi
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done >"$PACKAGES"
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sort -u "$PACKAGES" >"$SORTED_PACKAGES"
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set --
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while IFS= read -r package; do
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[ -n "$package" ] && set -- "$@" "$package"
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done <"$SORTED_PACKAGES"
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if [ "$#" -eq 0 ]; then
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printf '%s\n' 'mode: atomic' >"$PROFILE"
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else
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printf 'native changed coverage packages:'
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printf ' %s' "$@"
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printf '\n'
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go test -count=1 -timeout="$TIMEOUT" -coverprofile="$PROFILE" -covermode=atomic "$@"
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fi
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./scripts/policy/check-coverage-gate.sh \
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--base-ref "$BASE_REF" \
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--changed-only \
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--scope-buildable \
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--diff-profile "$PROFILE"
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