Adding base64 function

Adding base64 function and spec test.  Included a bonus fix to
validate_slength_spec.rb to put the expectation message in the right
place.

2 files changed, 35 insertions, 1 deletions

diff --git a/spec/unit/puppet/parser/functions/base64_spec.rb b/spec/unit/puppet/parser/functions/base64_spec.rb
new file mode 100755
index 0000000..5faa5e6
--- /dev/null
+++ b/spec/unit/puppet/parser/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
+    Puppet::Parser::Functions.function("base64").should == "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'])
+    result.should =~ /\AdGhlc3RyaW5n\n\Z/
+  end
+  it "should decode a base64 encoded string" do
+    result = scope.function_base64(["decode",'dGhlc3RyaW5n'])
+    result.should == 'thestring'
+  end
+end
diff --git a/spec/unit/puppet/parser/functions/validate_slength_spec.rb b/spec/unit/puppet/parser/functions/validate_slength_spec.rb
index eccf908..b363e7a 100755
--- a/spec/unit/puppet/parser/functions/validate_slength_spec.rb
+++ b/spec/unit/puppet/parser/functions/validate_slength_spec.rb
@@ -35,7 +35,7 @@ describe "the validate_slength function" do
   end
 
   it "should fail if you pass something other than a string or array" do
-    expect { scope.function_validate_slength([Hash.new["moo" => "7"],6]) }.to(raise_error(Puppet::ParseError), /please pass a string, or an array of strings/)
+    expect { scope.function_validate_slength([Hash.new["moo" => "7"],6]) }.to(raise_error(Puppet::ParseError, /please pass a string, or an array of strings/))
   end
 
   it "should not fail if string is smaller or equal to size" do