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/pick_default_spec.rb | 74 ++++++++++---------------------------
 1 file changed, 20 insertions(+), 54 deletions(-)

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

diff --git a/spec/functions/pick_default_spec.rb b/spec/functions/pick_default_spec.rb
index db10cc3..e2fc64a 100755
--- a/spec/functions/pick_default_spec.rb
+++ b/spec/functions/pick_default_spec.rb
@@ -1,58 +1,24 @@
-#!/usr/bin/env ruby -S rspec
 require 'spec_helper'
 
-describe "the pick_default function" do
-  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
-
-  it "should exist" do
-    expect(Puppet::Parser::Functions.function("pick_default")).to eq("function_pick_default")
-  end
-
-  it 'should return the correct value' do
-    expect(scope.function_pick_default(['first', 'second'])).to eq('first')
-  end
-
-  it 'should return the correct value if the first value is empty' do
-    expect(scope.function_pick_default(['', 'second'])).to eq('second')
-  end
-
-  it 'should skip empty string values' do
-    expect(scope.function_pick_default(['', 'first'])).to eq('first')
-  end
-
-  it 'should skip :undef values' do
-    expect(scope.function_pick_default([:undef, 'first'])).to eq('first')
-  end
-
-  it 'should skip :undefined values' do
-    expect(scope.function_pick_default([:undefined, 'first'])).to eq('first')
-  end
-
-  it 'should return the empty string if it is the last possibility' do
-    expect(scope.function_pick_default([:undef, :undefined, ''])).to eq('')
-  end
-
-  it 'should return :undef if it is the last possibility' do
-    expect(scope.function_pick_default(['', :undefined, :undef])).to eq(:undef)
-  end
-
-  it 'should return :undefined if it is the last possibility' do
-    expect(scope.function_pick_default([:undef, '', :undefined])).to eq(:undefined)
-  end
-
-  it 'should return the empty string if it is the only possibility' do
-    expect(scope.function_pick_default([''])).to eq('')
-  end
-
-  it 'should return :undef if it is the only possibility' do
-    expect(scope.function_pick_default([:undef])).to eq(:undef)
-  end
-
-  it 'should return :undefined if it is the only possibility' do
-    expect(scope.function_pick_default([:undefined])).to eq(:undefined)
-  end
-
-  it 'should error if no values are passed' do
-    expect { scope.function_pick_default([]) }.to raise_error(Puppet::Error, /Must receive at least one argument./)
+describe 'pick_default' do
+  it { is_expected.not_to eq(nil) }
+  it { is_expected.to run.with_params().and_raise_error(Puppet::Error, /Must receive at least one argument/) }
+
+  it { is_expected.to run.with_params('one', 'two').and_return('one') }
+  it { is_expected.to run.with_params('', 'two').and_return('two') }
+  it { is_expected.to run.with_params(:undef, 'two').and_return('two') }
+  it { is_expected.to run.with_params(:undefined, 'two').and_return('two') }
+  it { is_expected.to run.with_params(nil, 'two').and_return('two') }
+
+  [ '', :undef, :undefined, nil, {}, [], 1, 'default' ].each do |value|
+    describe "when providing #{value.inspect} as default" do
+      it { is_expected.to run.with_params('one', value).and_return('one') }
+      it { is_expected.to run.with_params([], value).and_return([]) }
+      it { is_expected.to run.with_params({}, value).and_return({}) }
+      it { is_expected.to run.with_params(value, value).and_return(value) }
+      it { is_expected.to run.with_params(:undef, value).and_return(value) }
+      it { is_expected.to run.with_params(:undefined, value).and_return(value) }
+      it { is_expected.to run.with_params(nil, value).and_return(value) }
+    end
   end
 end
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