1 files changed, 34 insertions, 0 deletions
diff --git a/spec/functions/base64_spec.rb b/spec/functions/base64_spec.rb
new file mode 100755
index 0000000..e93fafc
--- /dev/null
+++ b/spec/functions/base64_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+
+require 'spec_helper'
+
+describe "the base64 function" do
+  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+  it "should exist" do
+    expect(Puppet::Parser::Functions.function("base64")).to eq("function_base64")
+  end
+
+  it "should raise a ParseError if there are other than 2 arguments" do
+    expect { scope.function_base64([]) }.to(raise_error(Puppet::ParseError))
+    expect { scope.function_base64(["asdf"]) }.to(raise_error(Puppet::ParseError))
+    expect { scope.function_base64(["asdf","moo","cow"]) }.to(raise_error(Puppet::ParseError))
+  end
+
+  it "should raise a ParseError if argument 1 isn't 'encode' or 'decode'" do
+    expect { scope.function_base64(["bees","astring"]) }.to(raise_error(Puppet::ParseError, /first argument must be one of/))
+  end
+
+  it "should raise a ParseError if argument 2 isn't a string" do
+    expect { scope.function_base64(["encode",["2"]]) }.to(raise_error(Puppet::ParseError, /second argument must be a string/))
+  end
+
+  it "should encode a encoded string" do
+    result = scope.function_base64(["encode",'thestring'])
+    expect(result).to match(/\AdGhlc3RyaW5n\n\Z/)
+  end
+  it "should decode a base64 encoded string" do
+    result = scope.function_base64(["decode",'dGhlc3RyaW5n'])
+    expect(result).to eq('thestring')
+  end
+end