--- /dev/null
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'clamp function' do
+ describe 'success' do
+ it 'clamps list of values' do
+ pp = <<-EOS
+ $x = 17
+ $y = 225
+ $z = 155
+ $o = clamp($x, $y, $z)
+ if $o == $z {
+ notify { 'output correct': }
+ }
+ EOS
+
+ apply_manifest(pp, :catch_failures => true) do |r|
+ expect(r.stdout).to match(/Notice: output correct/)
+ end
+ end
+ it 'clamps array of values' do
+ pp = <<-EOS
+ $a = [7, 19, 66]
+ $b = 19
+ $o = clamp($a)
+ if $o == $b {
+ 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 improper argument counts'
+ it 'handles no arguments'
+ end
+end