Add spec test to ensure correct behavior across PE versions

This spec test makes sure that the pg_repack class is included
on versions of PE that support it and is not included on versions
that do not support it.

manifests/maintenance/pg_repack.pp

@@ -21,43 +21,37 @@
   $reports_tables  = '-t reports"'
   $logging         = "> ${logging_directory}/output.log 2>&1"
 
-  cron { 'pg_repack facts tables' :
+  Cron {
     ensure   => $ensure_cron,
     user     => 'root',
+    require  => File[$logging_directory],
+  }
+
+  cron { 'pg_repack facts tables' :
     weekday => [2,6],
     hour     => 4,
     minute   => 30,
     command  => "${repack} ${facts_tables} ${logging}",
-    require  => File[$logging_directory],
   }
 
   cron { 'pg_repack catalogs tables' :
-    ensure   => $ensure_cron,
-    user     => 'root',
     weekday  => [0,4],
     hour     => 4,
     minute   => 30,
     command  => "${repack} ${catalogs_tables} ${logging}",
-    require  => File[$logging_directory],
   }
 
   cron { 'pg_repack other tables' :
-    ensure   => $ensure_cron,
-    user     => 'root',
     monthday => 20,
     hour     => 5,
     minute   => 30,
     command  => "${repack} ${other_tables} ${logging}",
-    require  => File[$logging_directory],
   }
 
   cron { 'pg_repack reports tables' :
-    ensure   => $ensure_cron,
-    user     => 'root',
     weekday => [3],
     hour     => 4,
     minute   => 30,
     command  => "${repack} ${reports_tables} ${logging}",
-    require  => File[$logging_directory],
   }
 }

spec/classes/maintenance_spec.rb

@@ -0,0 +1,45 @@
+require 'spec_helper'
+
+describe 'pe_databases::maintenance' do
+  on_supported_os.each do |os, os_facts|
+    context "on #{os}" do
+      let(:pre_condition) { "class { 'pe_databases': }" }
+      let(:facts) { os_facts }
+
+      it { is_expected.to compile }
+
+      context 'on PE 2019.0.0' do
+        before(:each) do
+          facts['pe_server_version'] = '2019.0.0'
+        end
+
+        it { is_expected.to contain_class('pe_databases::maintenance::vacuum_full') }
+        it { is_expected.not_to contain_class('pe_databases::maintenance::pg_repack') }
+      end
+      context 'on PE 2018.1.4' do
+        before(:each) do
+          facts['pe_server_version'] = '2018.1.4'
+        end
+
+        it { is_expected.to contain_class('pe_databases::maintenance::vacuum_full') }
+        it { is_expected.not_to contain_class('pe_databases::maintenance::pg_repack') }
+      end
+      context 'on PE 2018.1.8' do
+        before(:each) do
+          facts['pe_server_version'] = '2018.1.9'
+        end
+
+        it { is_expected.to contain_class('pe_databases::maintenance::vacuum_full').with('disable_maintenance' => true) }
+        it { is_expected.to contain_class('pe_databases::maintenance::pg_repack') }
+      end
+      context 'on PE 2019.0.3' do
+        before(:each) do
+          facts['pe_server_version'] = '2019.0.3'
+        end
+
+        it { is_expected.to contain_class('pe_databases::maintenance::vacuum_full').with('disable_maintenance' => true) }
+        it { is_expected.to contain_class('pe_databases::maintenance::pg_repack') }
+      end
+    end
+  end
+end