From f3e79ddcd56a221c7799b35efde7e9803a5c7923 Mon Sep 17 00:00:00 2001
From: David Schmitt <david.schmitt@puppetlabs.com>
Date: Mon, 1 Jun 2015 12:21:59 +0100
Subject: Convert tests to use plain rspec-puppet

Tests in the new style produces the following documentation output:

abs
  should not eq nil
  should run abs() and raise an Puppet::ParseError
  should run abs(-34) and return 34
  should run abs("-34") and return 34
  should run abs(34) and return 34
  should run abs("34") and return 34
---
 spec/functions/swapcase_spec.rb | 54 +++++++++++++++++++++++++----------------
 1 file changed, 33 insertions(+), 21 deletions(-)

(limited to 'spec/functions/swapcase_spec.rb')

diff --git a/spec/functions/swapcase_spec.rb b/spec/functions/swapcase_spec.rb
index 791d1df..c175a15 100755
--- a/spec/functions/swapcase_spec.rb
+++ b/spec/functions/swapcase_spec.rb
@@ -1,28 +1,40 @@
-#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
-describe "the swapcase function" do
-  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
-
-  it "should exist" do
-    expect(Puppet::Parser::Functions.function("swapcase")).to eq("function_swapcase")
-  end
-
-  it "should raise a ParseError if there is less than 1 arguments" do
-    expect { scope.function_swapcase([]) }.to( raise_error(Puppet::ParseError))
+describe 'swapcase' 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 {
+    pending("Current implementation ignores parameters after the first.")
+    is_expected.to run.with_params('a', '').and_raise_error(Puppet::ParseError, /wrong number of arguments/i)
+  }
+  it { is_expected.to run.with_params(1).and_raise_error(Puppet::ParseError, /Requires either array or string to work/) }
+  it { is_expected.to run.with_params({}).and_raise_error(Puppet::ParseError, /Requires either array or string to work/) }
+  it { is_expected.to run.with_params(true).and_raise_error(Puppet::ParseError, /Requires either array or string to work/) }
+  describe 'with strings as inputs' do
+    it { is_expected.to run.with_params('').and_return('') }
+    it { is_expected.to run.with_params('one').and_return('ONE') }
+    it { is_expected.to run.with_params('ONE').and_return('one') }
+    it { is_expected.to run.with_params('oNe').and_return('OnE') }
   end
-
-  it "should swapcase a string" do
-    result = scope.function_swapcase(["aaBBccDD"])
-    expect(result).to(eq('AAbbCCdd'))
+  describe 'with arrays as inputs' do
+    it { is_expected.to run.with_params([]).and_return([]) }
+    describe 'only containing strings' do
+      it { is_expected.to run.with_params(['']).and_return(['']) }
+      it { is_expected.to run.with_params(['one']).and_return(['ONE']) }
+      it { is_expected.to run.with_params(['ONE']).and_return(['one']) }
+      it { is_expected.to run.with_params(['oNe']).and_return(['OnE']) }
+      it { is_expected.to run.with_params(['one', 'ONE']).and_return(['ONE', 'one']) }
+      it { is_expected.to run.with_params(['ONE', 'OnE']).and_return(['one', 'oNe']) }
+      it { is_expected.to run.with_params(['oNe', 'one']).and_return(['OnE', 'ONE']) }
+    end
+    describe 'containing mixed types' do
+      it { is_expected.to run.with_params(['OnE', {}]).and_return(['oNe', {}]) }
+      it { is_expected.to run.with_params(['OnE', 1]).and_return(['oNe', 1]) }
+      it { is_expected.to run.with_params(['OnE', []]).and_return(['oNe', []]) }
+      it { is_expected.to run.with_params(['OnE', ['two']]).and_return(['oNe', ['two']]) }
+    end
   end
-
   it "should accept objects which extend String" do
-    class AlsoString < String
-    end
-
-    value = AlsoString.new("aaBBccDD")
-    result = scope.function_swapcase([value])
-    result.should(eq("AAbbCCdd"))
+    is_expected.to run.with_params(AlsoString.new("OnE")).and_return('oNe')
   end
 end
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