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diff --git a/3rdparty/modules/stdlib/spec/unit/puppet/parser/functions/camelcase_spec.rb b/3rdparty/modules/stdlib/spec/unit/puppet/parser/functions/camelcase_spec.rb
new file mode 100755
index 000000000..70382adb1
--- /dev/null
+++ b/3rdparty/modules/stdlib/spec/unit/puppet/parser/functions/camelcase_spec.rb
@@ -0,0 +1,24 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the camelcase function" do
+  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+  it "should exist" do
+    expect(Puppet::Parser::Functions.function("camelcase")).to eq("function_camelcase")
+  end
+
+  it "should raise a ParseError if there is less than 1 arguments" do
+    expect { scope.function_camelcase([]) }.to( raise_error(Puppet::ParseError))
+  end
+
+  it "should capitalize the beginning of a normal string" do
+    result = scope.function_camelcase(["abc"])
+    expect(result).to(eq("Abc"))
+  end
+
+  it "should camelcase an underscore-delimited string" do
+    result = scope.function_camelcase(["aa_bb_cc"])
+    expect(result).to(eq("AaBbCc"))
+  end
+end