From 961dcab15d3cf00eabeb5a496efc9da051169241 Mon Sep 17 00:00:00 2001 From: Eric Shamow Date: Tue, 3 Apr 2012 22:30:46 -0400 Subject: (#13610) Add is_function_available to stdlib This function provides a simple wrapper around Puppet::Parser::Functions.function for access within Puppet manifests. This will allow users to check whether or not a plugin or functionality such as hiera is installed on the server. --- .../parser/functions/is_function_available.rb | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 spec/unit/puppet/parser/functions/is_function_available.rb (limited to 'spec/unit') diff --git a/spec/unit/puppet/parser/functions/is_function_available.rb b/spec/unit/puppet/parser/functions/is_function_available.rb new file mode 100644 index 0000000..bd40c51 --- /dev/null +++ b/spec/unit/puppet/parser/functions/is_function_available.rb @@ -0,0 +1,31 @@ +#!/usr/bin/env rspec +require 'spec_helper' + +describe "the is_function_available function" do + before :all do + Puppet::Parser::Functions.autoloader.loadall + end + + before :each do + @scope = Puppet::Parser::Scope.new + end + + it "should exist" do + Puppet::Parser::Functions.function("is_function_available").should == "function_is_function_available" + end + + it "should raise a ParseError if there is less than 1 arguments" do + lambda { @scope.function_is_function_available([]) }.should( raise_error(Puppet::ParseError)) + end + + it "should return false if a nonexistent function is passed" do + result = @scope.function_is_function_available(['jeff_mccunes_left_sock']) + result.should(eq(false)) + end + + it "should return true if an available function is passed" do + result = @scope.function_is_function_available(['require']) + result.should(eq(true)) + end + +end -- cgit v1.2.3