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#! /usr/bin/env ruby -S rspec
require 'spec_helper'
describe "the prefix function" do
let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
it "raises a ParseError if there is less than 1 arguments" do
expect { scope.function_prefix([]) }.to raise_error(Puppet::ParseError, /number of arguments/)
end
it "raises an error if the first argument is not an array" do
expect {
scope.function_prefix([Object.new])
}.to raise_error(Puppet::ParseError, /expected first argument to be an Array/)
end
it "raises an error if the second argument is not a string" do
expect {
scope.function_prefix([['first', 'second'], 42])
}.to raise_error(Puppet::ParseError, /expected second argument to be a String/)
end
it "returns a prefixed array" do
result = scope.function_prefix([['a','b','c'], 'p'])
expect(result).to(eq(['pa','pb','pc']))
end
end
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