ci(windows): test using GitHub Actions

pillar.example

@@ -64,14 +64,14 @@ packages:
 
   chocolatey:
     wanted:
-      firefox:
+      Firefox:
-        install_args: "l=fr-FR"
+        package_args: "/l:en-GB"
       packagename:
         version: '12.04'
         source: 'mychocolatey/source'
         force: true
     unwanted:
-      - googlechrome
+      - GoogleChrome
 
   snaps:
     wanted:

test/integration/windows/controls/pkgs_spec.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+pkgs_wanted = %w[Firefox jq notepadplusplus]
+pkgs_unwanted = %w[GoogleChrome hg]
+
+### WANTED
+control 'Wanted packages' do
+  title 'should be installed'
+
+  pkgs_wanted.each do |p|
+    describe chocolatey_package(p) do
+      it { should be_installed }
+    end
+  end
+end
+
+### UNWANTED
+control 'Unwanted packages' do
+  title 'should be uninstalled'
+
+  pkgs_unwanted.each do |p|
+    describe chocolatey_package(p) do
+      it { should_not be_installed }
+    end
+  end
+end

test/salt/pillar/windows.sls

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+---
+packages:
+  chocolatey:
+    required:
+      pkgs: []
+    wanted:
+      Firefox:
+        package_args: "/l:en-GB"
+      jq:
+        version: '1.5'
+        # `1.6` already installed on the pre-salted image
+        force: true
+      notepadplusplus:
+        version: '7.8.8'
+    unwanted:
+      - GoogleChrome
+      - hg