use pre-compiled binary of gcov2lcov #129

	on: [push, pull_request]
	name: test
	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Install Go
	if: success()
	uses: actions/setup-go@v1
	with:
	go-version: 1.15.x
	- name: Checkout code
	uses: actions/checkout@v1
	- name: Integration test
	run: \|
	# perform an integration test with original gcov2lcov integration
	# test data, which is available in the testdata/ directory.
	docker build -t gcov2lcov-action .
	# create bare-bones go project to run the action on
	mkdir -p gcov2lcov/.git
	echo -e '[remote "origin"]\nurl = git@github.com:jandelgado/gcov2lcov\n' > gcov2lcov/.git/config
	echo -e "package main\n" > gcov2lcov/main.go
	echo -e "module github.com/jandelgado/gcov2lcov\ngo 1.15\n" > gcov2lcov/go.mod
	cp testdata/coverage.out gcov2lcov/
	docker run -e "GITHUB_WORKSPACE=/test" \
	-e "INPUT_INFILE=coverage.out" \
	-e "INPUT_OUTFILE=coverage.lcov" \
	-i --rm -v "$PWD/gcov2lcov:/test" gcov2lcov-action
	diff -y testdata/coverage_expected.lcov gcov2lcov/coverage.lcov

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