Add coverage report #99

	name: action

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	go-version: 1.18

	- name: Build
	run: go build -v ./...

	- name: Lint
	uses: golangci/golangci-lint-action@v3

	- name: Test
	run: go test -cpu 2 -timeout 2m -race -v ./...

	- name: Test coverage
	run: \|
	until go test -v -p 1 -covermode=count -coverprofile=coverage.out ./...; do
	echo Test coverage failed, retrying in 3 seconds...
	sleep 3
	done

	- name: Tool cover to func
	run: go tool cover -func=coverage.out -o=cover.out

	- name: Obtain coverage
	run: echo "COVERAGE=$(grep -e 'total' cover.out \| awk '{print $3;}')" >> $GITHUB_ENV

	- name: Create coverage badge
	uses: schneegans/[email protected]
	with:
	auth: ${{ secrets.GIST_SECRET }}
	gistID: c77b22000b3e249510dfb4542847c708
	filename: test_coverage.json
	label: "test coverage"
	message: ${{ env.COVERAGE }}
	valColorRange: ${{ env.COVERAGE }}
	maxColorRange: 100
	minColorRange: 0

	- name: Tool cover to html
	run: go tool cover -html=coverage.out -o=cover.html

	- name: Obtain html coverage
	run: echo "HTML_COVERAGE='$(cat cover.html)'" >> $GITHUB_ENV

	- name: Upload html coverage
	uses: gorgbus/gist-actions@main
	env:
	GITHUB_TOKEN: ${{ secrets.GIST_SECRET }}
	with:
	action: "update"
	gist_id: "c77b22000b3e249510dfb4542847c708"
	file_name: "cover.html"
	content: ${{ env.HTML_COVERAGE }}

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