More test fixes

Author: chorrell

spec/20/Dockerfile_spec.rb

@@ -7,13 +7,13 @@
 
 describe "#{tag}" do
   include Helpers
+  version = dockerfile_node_version("../../#{tag}/Dockerfile")
 
   before(:all) do
     create_image(tag)
   end
 
   it 'version matches' do
-    version = dockerfile_node_version("../../#{tag}/Dockerfile")
     test_node(version)
   end
 

spec/22/Dockerfile_spec.rb

@@ -7,13 +7,13 @@
 
 describe "#{tag}" do
   include Helpers
+  version = dockerfile_node_version("../../#{tag}/Dockerfile")
 
   before(:all) do
     create_image(tag)
   end
 
-  it 'versions match' do
-    version = dockerfile_node_version("../../#{tag}/Dockerfile")
+  it 'version matches' do
     test_node(version)
   end