Clean up acceptance spec helper

spec/spec_helper_acceptance.rb

@@ -4,22 +4,26 @@
 require 'beaker/module_install_helper'
 
 run_puppet_install_helper unless ENV['BEAKER_provision'] == 'no'
-install_ca_certs unless ENV['PUPPET_INSTALL_TYPE'] =~ %r{pe}i
-install_module_on(hosts)
-install_module_dependencies_on(hosts)
-
-# Additional modules for soft deps
-install_module_from_forge('puppetlabs-apt', '>= 4.4.0 < 8.0.0')
-install_module_from_forge('stahnma-epel', '>= 1.2.0 < 2.0.0')
-# We do not run Beaker acceptance tests on Windows or Gentoo at the moment.
-# install_module_from_forge('puppet-chocolatey', '>= 2.0.0 < 4.0.0')
-# install_module_from_forge('gentoo-portage', '>= 2.0.1 < 3.0.0')
-
-UNSUPPORTED_PLATFORMS = %w[AIX Solaris].freeze
 
 RSpec.configure do |c|
   # Readable test descriptions
   c.formatter = :documentation
+
+  # Configure all nodes in nodeset
+  c.before :suite do
+    install_module
+    install_module_dependencies
+
+    # Additional modules for soft deps
+    hosts.each do |host|
+      case fact_on(host, 'os.family')
+      when 'Debian'
+        install_module_from_forge_on(host, 'puppetlabs-apt', '>= 4.4.0 < 8.0.0')
+      when 'RedHat'
+        install_module_from_forge_on(host,'stahnma-epel', '>= 1.2.0 < 2.0.0')
+      end
+    end
+  end
 end
 
 shared_examples 'an idempotent resource' do