Merge pull request #63 from agx/issue/62

Allow to set up pre conditions from an array

lib/rspec-puppet/example/class_example_group.rb

@@ -31,7 +31,11 @@ def catalogue
       end
 
       if self.respond_to? :pre_condition
-        pre_cond = pre_condition
+        if pre_condition.kind_of?(Array)
+          pre_cond = pre_condition.join("\n")
+        else
+          pre_cond = pre_condition
+        end
       else
         pre_cond = ''
       end

lib/rspec-puppet/example/define_example_group.rb

@@ -39,7 +39,11 @@ def catalogue
       end
 
       if self.respond_to? :pre_condition
-        pre_cond = pre_condition
+        if pre_condition.kind_of?(Array)
+          pre_cond = pre_condition.join("\n")
+        else
+          pre_cond = pre_condition
+        end
       else
         pre_cond = ""
       end

lib/rspec-puppet/example/function_example_group.rb

@@ -14,7 +14,11 @@ def subject
       # if we specify a pre_condition, we should ensure that we compile that code
       # into a catalog that is accessible from the scope where the function is called
       if self.respond_to? :pre_condition
-        Puppet[:code] = pre_condition
+        if pre_condition.kind_of?(Array)
+          Puppet[:code] = pre_condition.join("\n")
+        else
+          Puppet[:code] = pre_condition
+        end
         nodename = self.respond_to?(:node) ? node : Puppet[:certname]
         facts_val = {
           'hostname' => nodename.split('.').first,

spec/defines/sysctl_before_spec.rb

@@ -13,7 +13,9 @@
 
 describe 'sysctl::before' do
   let(:title) { 'test define' }
-  let(:pre_condition) { 'class {"sysctl::common":}' }
+  let(:pre_condition) {
+    [ '# we need sysctl common',
+      'class {"sysctl::common":}' ] }
   let(:params) { { :value => "title" } }
 
   it { should create_resource("sysctl::before", 'test define')\