Add tests for multiple OSes using Vagrant

.gitignore

@@ -1,4 +1,5 @@
 *.exe
+/.vagrant
 /bin/chezmoi
 /bin/gofumports
 /bin/golangci-lint

Makefile

@@ -34,6 +34,10 @@ test:
 	${GO} test -ldflags="-X github.com/twpayne/chezmoi/internal/chezmoitest.umaskStr=0o022" ./...
 	${GO} test -ldflags="-X github.com/twpayne/chezmoi/internal/chezmoitest.umaskStr=0o002" ./...
 
+.PHONY: test-os
+test-os:
+	( cd assets/vagrant && ./test.sh fedora33 freebsd13 openbsd6 )
+
 .PHONY: coverage-html
 coverage-html: coverage
 	${GO} tool cover -html=coverage.out

assets/vagrant/fedora33.Vagrantfile

@@ -0,0 +1,9 @@
+Vagrant.configure("2") do |config|
+  config.vm.box = "generic/fedora33"
+  config.vm.hostname = "fedora33"
+  config.vm.synced_folder ".", "/chezmoi", type: "rsync"
+  config.vm.provision "shell", inline: <<-SHELL
+    yum install --quiet --assumeyes git gnupg golang
+  SHELL
+  config.vm.provision "file", source: "assets/vagrant/fedora33.test-chezmoi.sh", destination: "test-chezmoi.sh"
+end

assets/vagrant/fedora33.test-chezmoi.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+go get golang.org/dl/go1.17
+"$HOME"/go/bin/go1.17 download
+( cd /chezmoi && "$HOME"/go/bin/go1.17 test ./... )

assets/vagrant/freebsd13.Vagrantfile

@@ -0,0 +1,9 @@
+Vagrant.configure("2") do |config|
+  config.vm.box = "generic/freebsd13"
+  config.vm.hostname = "freebsd13"
+  config.vm.synced_folder ".", "/chezmoi", type: "rsync"
+  config.vm.provision "shell", inline: <<-SHELL
+    pkg install --quiet --yes git gnupg go
+  SHELL
+  config.vm.provision "file", source: "assets/vagrant/freebsd13.test-chezmoi.sh", destination: "test-chezmoi.sh"
+end

assets/vagrant/freebsd13.test-chezmoi.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+( cd /chezmoi && go test ./... )

assets/vagrant/openbsd6.Vagrantfile

@@ -0,0 +1,9 @@
+Vagrant.configure("2") do |config|
+  config.vm.box = "generic/openbsd6"
+  config.vm.hostname = "openbsd6"
+  config.vm.synced_folder ".", "/chezmoi", type: "rsync"
+  config.vm.provision "shell", inline: <<-SHELL
+    pkg_add -x git gnupg go
+  SHELL
+  config.vm.provision "file", source: "assets/vagrant/openbsd6.test-chezmoi.sh", destination: "test-chezmoi.sh"
+end

assets/vagrant/openbsd6.test-chezmoi.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+( cd /chezmoi && go test ./... )

assets/vagrant/test.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+for os in "$@"; do
+    if [ -f "${os}.Vagrantfile" ]; then
+        export VAGRANT_VAGRANTFILE=assets/vagrant/${os}.Vagrantfile
+        (
+            cd ../.. &&
+            vagrant up &&
+            vagrant ssh -c "sh test-chezmoi.sh" &&
+            vagrant destroy -f
+        )
+    else
+        echo "${os}.Vagrantfile not found"
+    fi
+done