-#! /usr/bin/env ruby -S rspec
require 'spec_helper'
-describe "the sort function" do
- let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
-
- it "should exist" do
- expect(Puppet::Parser::Functions.function("sort")).to eq("function_sort")
- end
-
- it "should raise a ParseError if there is not 1 arguments" do
- expect { scope.function_sort(['','']) }.to( raise_error(Puppet::ParseError))
+describe 'sort' do
+ describe 'signature validation' do
+ it { is_expected.not_to eq(nil) }
+ it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+ it { is_expected.to run.with_params([], 'extra').and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+ it { pending('stricter input checking'); is_expected.to run.with_params({}).and_raise_error(Puppet::ParseError, /requires string or array/) }
+ it { pending('stricter input checking'); is_expected.to run.with_params(1).and_raise_error(Puppet::ParseError, /requires string or array/) }
+ it { pending('stricter input checking'); is_expected.to run.with_params(true).and_raise_error(Puppet::ParseError, /requires string or array/) }
end
- it "should sort an array" do
- result = scope.function_sort([["a","c","b"]])
- expect(result).to(eq(['a','b','c']))
+ context 'when called with an array' do
+ it { is_expected.to run.with_params([]).and_return([]) }
+ it { is_expected.to run.with_params(['a']).and_return(['a']) }
+ it { is_expected.to run.with_params(['c', 'b', 'a']).and_return(['a', 'b', 'c']) }
end
- it "should sort a string" do
- result = scope.function_sort(["acb"])
- expect(result).to(eq('abc'))
+ context 'when called with a string' do
+ it { is_expected.to run.with_params('').and_return('') }
+ it { is_expected.to run.with_params('a').and_return('a') }
+ it { is_expected.to run.with_params('cbda').and_return('abcd') }
end
end