Fix #817 - startup_script fails for windows

   * Previously the windows agent puppet code did not handle windows
     properly and failed the catalog build due to a case sensitive issue.
     This fixes that by downcase the agent name first.

manifests/startup.pp

@@ -28,7 +28,7 @@
   Optional[Boolean] $manage_database                     = undef,
   Optional[String] $service_name                         = $name,
 ) {
-  case $title {
+  case $title.downcase {
     /agent/: {
       assert_type(Stdlib::Absolutepath, $agent_configfile_path)
     }

spec/classes/agent_spec.rb

@@ -220,6 +220,8 @@
           when 'Archlinux', 'Fedora', 'Gentoo'
             it { is_expected.to contain_file("/etc/init.d/#{service_name}").with_ensure('absent') }
             it { is_expected.to contain_file("/etc/systemd/system/#{service_name}.service").with_ensure('file') }
+          when 'windows'
+             it { is_expected.to contain_exec("install_agent_#{service_name}")}
           else
             it { is_expected.to contain_file("/etc/init.d/#{service_name}").with_ensure('file') }
             it { is_expected.not_to contain_file("/etc/systemd/system/#{service_name}.service") }