Add rspec test to ensure the bracket syntax is using when available

spec/defines/collectd_plugin_spec.rb

@@ -0,0 +1,34 @@
+require 'spec_helper'
+
+describe 'collectd::plugin', :type => :define do
+
+  context 'loading a plugin on collectd <= 4.9.4' do
+    let(:title) { 'test' }
+    let :facts do
+      {
+          :collectd_version => '5.3',
+          :osfamily         => 'Debian',
+      }
+    end
+
+    it 'Will create /etc/collectd/conf.d/10-test.conf with the LoadPlugin syntax with brackets' do
+      should contain_file('test.load').with_content(/<LoadPlugin/)
+    end
+  end
+
+
+  context 'loading a plugin on collectd => 4.9.3' do
+    let(:title) { 'test' }
+    let :facts do
+      {
+          :collectd_version => '4.9.3',
+          :osfamily         => 'Debian',
+      }
+    end
+
+    it 'Will create /etc/collectd/conf.d/10-test.conf with the LoadPlugin syntax without brackets' do
+      should contain_file('test.load').without_content(/<LoadPlugin/)
+    end
+  end
+
+end