add:add a unit test for delivery push #49

	name: cloc
	on:
	pull_request:

	# Cancel the workflow in progress in newer build is about to start.
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	cloc:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	with:
	path: pr
	- name: Checkout base code
	uses: actions/checkout@v2
	with:
	ref: ${{ github.event.pull_request.base.sha }}
	path: base
	- name: Count lines of code
	id: loc
	run: \|
	curl -sLO https://github.com/vearutop/sccdiff/releases/download/v1.0.3/linux_amd64.tar.gz && tar xf linux_amd64.tar.gz
	sccdiff_hash=$(git hash-object ./sccdiff)
	[ "$sccdiff_hash" == "ae8a07b687bd3dba60861584efe724351aa7ff63" ] \|\| (echo "::error::unexpected hash for sccdiff, possible tampering: $sccdiff_hash" && exit 1)
	OUTPUT=$(cd pr && ../sccdiff -basedir ../base)
	echo "${OUTPUT}"
	echo "diff<<EOF" >> $GITHUB_OUTPUT && echo "$OUTPUT" >> $GITHUB_OUTPUT && echo "EOF" >> $GITHUB_OUTPUT

	- name: Comment lines of code
	continue-on-error: true
	uses: marocchino/sticky-pull-request-comment@v2
	with:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	header: LOC
	message: \|
	### Lines Of Code

	${{ steps.loc.outputs.diff }}

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