Convert tests to use plain rspec-puppet

Tests in the new style produces the following documentation output:

abs
  should not eq nil
  should run abs() and raise an Puppet::ParseError
  should run abs(-34) and return 34
  should run abs("-34") and return 34
  should run abs(34) and return 34
  should run abs("34") and return 34

1 files changed, 34 insertions, 0 deletions

diff --git a/spec/puppetlabs_spec_helper_clone.rb b/spec/puppetlabs_spec_helper_clone.rb
new file mode 100644
index 0000000..6a94a3b
--- /dev/null
+++ b/spec/puppetlabs_spec_helper_clone.rb
@@ -0,0 +1,34 @@
+#This file pulls in only the minimum necessary to let unmigrated specs still work
+
+# Define the main module namespace for use by the helper modules
+module PuppetlabsSpec
+  # FIXTURE_DIR represents the standard locations of all fixture data. Normally
+  # this represents <project>/spec/fixtures. This will be used by the fixtures
+  # library to find relative fixture data.
+  FIXTURE_DIR = File.join("spec", "fixtures") unless defined?(FIXTURE_DIR)
+end
+
+# Require all necessary helper libraries so they can be used later
+require 'puppetlabs_spec_helper/puppetlabs_spec/files'
+require 'puppetlabs_spec_helper/puppetlabs_spec/fixtures'
+#require 'puppetlabs_spec_helper/puppetlabs_spec/puppet_internals'
+require 'puppetlabs_spec_helper/puppetlabs_spec/matchers'
+
+RSpec.configure do |config|
+  # Include PuppetlabsSpec helpers so they can be called at convenience
+  config.extend PuppetlabsSpec::Files
+  config.extend PuppetlabsSpec::Fixtures
+  config.include PuppetlabsSpec::Fixtures
+
+  config.parser = 'future' if ENV['FUTURE_PARSER'] == 'yes'
+  config.strict_variables = true if ENV['STRICT_VARIABLES'] == 'yes'
+  config.stringify_facts = false if ENV['STRINGIFY_FACTS'] == 'no'
+  config.trusted_node_data = true if ENV['TRUSTED_NODE_DATA'] == 'yes'
+  config.ordering = ENV['ORDERING'] if ENV['ORDERING']
+
+  # This will cleanup any files that were created with tmpdir or tmpfile
+  config.after :each do
+    PuppetlabsSpec::Files.cleanup
+  end
+end
+