support clean_install for system installs #600

	name: macos

	on:
	push:
	branches:
	- '*'
	tags-ignore:
	- '*'
	pull_request:

	env:
	PERL5LIB: /Users/runner/perl5/lib/perl5
	PERL_LOCAL_LIB_ROOT: /Users/runner/perl5
	PERL_MB_OPT: --install_base /Users/runner/perl5
	PERL_MM_OPT: INSTALL_BASE=/Users/runner/perl5

	jobs:
	perl:

	runs-on: macOS-latest

	strategy:
	fail-fast: false

	steps:
	- uses: actions/checkout@v2

	- name: Set up Perl
	run: \|
	brew install perl libffi libarchive
	curl https://cpanmin.us \| perl - App::cpanminus -n
	echo "/Users/runner/perl5/bin" >> $GITHUB_PATH

	- name: perl -V
	run: perl -V

	- name: Prepare for cache
	run: \|
	perl -V > perlversion.txt
	ls -l perlversion.txt

	- name: Cache CPAN modules
	uses: actions/cache@v1
	with:
	path: ~/perl5
	key: ${{ runner.os }}-build-${{ hashFiles('perlversion.txt') }}
	restore-keys: \|
	${{ runner.os }}-build-${{ hashFiles('perlversion.txt') }}

	- name: Install Static Dependencies
	run: \|
	cpanm -n Dist::Zilla
	dzil authordeps --missing \| cpanm -n
	dzil listdeps --missing \| cpanm -n

	- name: Install Dynamic Dependencies
	run: dzil run --no-build 'cpanm --installdeps .'

	- name: Run Tests
	run: dzil test -v

	- name: CPAN log
	if: ${{ failure() }}
	run: \|
	cat ~/.cpanm/latest-build/build.log

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