1 files changed, 26 insertions, 0 deletions
diff --git a/spec/acceptance/difference_spec.rb b/spec/acceptance/difference_spec.rb
new file mode 100755
index 0000000..2fae5c4
--- /dev/null
+++ b/spec/acceptance/difference_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'difference function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'returns non-duplicates in the first array' do
+      pp = <<-EOS
+      $a = ['a','b','c']
+      $b = ['b','c','d']
+      $c = ['a']
+      $o = difference($a, $b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles non-array arguments'
+    it 'handles improper argument counts'
+  end
+end