Fix spec tests for bind::chroot::manual

- Only works for facts[:os]['name'] == Debian and major > 7
- Declare class ::bind with correct parameters when spec testing
  bind::chroot::manual

spec/classes/chroot/manual_spec.rb

@@ -2,10 +2,26 @@
 require 'spec_helper'
 
 describe 'bind::chroot::manual' do
+  let(:pre_condition) do
+    "
+    class { 'bind':
+        chroot                => true,
+        default_zones_include => '/etc/named/default-zones.conf',
+        forwarders            => [
+            '8.8.8.8',
+            '8.8.4.4',
+        ],
+        dnssec                => true,
+        version               => 'Controlled by Puppet',
+    }
+    "
+  end
   on_supported_os.each do |os, facts|
     context "on #{os}" do
       # Only applies to Debian Family for now:
-      next unless facts[:os]['family'] == 'Debian'
+      next if facts[:os]['family'] != 'Debian'
+      next if facts[:os]['name'] != 'Debian'
+      next if facts[:os]['name'] == 'Debian' and facts[:os]['release']['major'].to_i < 8
       let (:facts) {facts}
       context "with defaults parameters" do
         it { is_expected.to compile.with_all_deps }