Added modules

modules/stdlib/spec/acceptance/keys_spec.rb

@@ -0,0 +1,23 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'keys function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'keyss hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb','ccc'=>'ddd'}
+      $o = keys($a)
+      notice(inline_template('keys is <%= @o.sort.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/keys is \["aaa", "ccc"\]/)
+      end
+    end
+    it 'handles non hashes'
+    it 'handles empty hashes'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end