add tests for default value for nova-scheduler filters

spec/classes/cloud_compute_scheduler_spec.rb

@@ -43,10 +43,6 @@ describe 'cloud::compute::scheduler' do
         log_facility            => 'LOG_LOCAL0' }"
     end
 
-    let :params do
-      { :scheduler_default_filters => ['RamFilter', 'ComputeFilter'] }
-    end
-
     it 'configure nova common' do
       should contain_class('nova').with(
           :verbose                 => true,
@@ -90,6 +86,13 @@ describe 'cloud::compute::scheduler' do
       should contain_class('nova::scheduler').with(:enabled => true)
     end
 
+  end
+
+  shared_examples_for 'openstack compute scheduler with nova-scheduler filters' do
+    let :params do
+      { :scheduler_default_filters => ['RamFilter', 'ComputeFilter'] }
+    end
+
     it 'configure nova-scheduler filters' do
       should contain_class('nova::scheduler::filter').with(
         :scheduler_default_filters => ['RamFilter', 'ComputeFilter']
@@ -98,7 +101,16 @@ describe 'cloud::compute::scheduler' do
         'value' => "RamFilter,ComputeFilter"
       )
     end
+  end
 
+  shared_examples_for 'openstack compute scheduler without nova-scheduler filters' do
+
+    it 'not configure nova-scheduler filters' do
+      should contain_class('nova::scheduler::filter').with(
+        :scheduler_default_filters => false
+      )
+      should_not contain_nova_config('scheduler_default_filters')
+    end
   end
 
   context 'on Debian platforms' do
@@ -107,6 +119,18 @@ describe 'cloud::compute::scheduler' do
     end
 
     it_configures 'openstack compute scheduler'
+    it_configures 'openstack compute scheduler without nova-scheduler filters'
+
+  end
+
+  context 'on Debian platforms with nova-scheduler filters' do
+    let :facts do
+      { :osfamily => 'Debian' }
+    end
+
+    it_configures 'openstack compute scheduler'
+    it_configures 'openstack compute scheduler with nova-scheduler filters'
+
   end
 
   context 'on RedHat platforms' do
@@ -114,6 +138,16 @@ describe 'cloud::compute::scheduler' do
       { :osfamily => 'RedHat' }
     end
     it_configures 'openstack compute scheduler'
+    it_configures 'openstack compute scheduler without nova-scheduler filters'
+
+  end
+
+  context 'on RedHat platforms with nova-scheduler filters' do
+    let :facts do
+      { :osfamily => 'RedHat' }
+    end
+    it_configures 'openstack compute scheduler'
+    it_configures 'openstack compute scheduler with nova-scheduler filters'
   end
 
 end