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/squeeze_spec.rb | 50 +++++++++++++++++++++++++++++-------------
 1 file changed, 35 insertions(+), 15 deletions(-)

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

diff --git a/spec/functions/squeeze_spec.rb b/spec/functions/squeeze_spec.rb
index cd0eb37..7f09c30 100755
--- a/spec/functions/squeeze_spec.rb
+++ b/spec/functions/squeeze_spec.rb
@@ -1,24 +1,44 @@
-#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
-describe "the squeeze function" do
-  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+describe 'squeeze' 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('', '', '').and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+  it { is_expected.to run.with_params(1).and_raise_error(NoMethodError) }
+  it { is_expected.to run.with_params({}).and_raise_error(NoMethodError) }
+  it { is_expected.to run.with_params(true).and_raise_error(NoMethodError) }
 
-  it "should exist" do
-    expect(Puppet::Parser::Functions.function("squeeze")).to eq("function_squeeze")
+  context 'when squeezing a single 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('aaaaaaaaa').and_return('a') }
+    it { is_expected.to run.with_params('aaaaaaaaa', 'a').and_return('a') }
+    it { is_expected.to run.with_params('aaaaaaaaabbbbbbbbbbcccccccccc', 'b-c').and_return('aaaaaaaaabc') }
   end
 
-  it "should raise a ParseError if there is less than 2 arguments" do
-    expect { scope.function_squeeze([]) }.to( raise_error(Puppet::ParseError))
+  context 'when squeezing values in an array' do
+    it {
+      is_expected.to run \
+        .with_params(['', 'a', 'aaaaaaaaa', 'aaaaaaaaabbbbbbbbbbcccccccccc']) \
+        .and_return( ['', 'a', 'a',         'abc'])
+    }
+    it {
+      is_expected.to run \
+        .with_params(['', 'a', 'aaaaaaaaa', 'aaaaaaaaabbbbbbbbbbcccccccccc'], 'a') \
+        .and_return( ['', 'a', 'a',         'abbbbbbbbbbcccccccccc'])
+    }
+    it {
+      is_expected.to run \
+        .with_params(['', 'a', 'aaaaaaaaa', 'aaaaaaaaabbbbbbbbbbcccccccccc'], 'b-c') \
+        .and_return( ['', 'a', 'aaaaaaaaa', 'aaaaaaaaabc'])
+    }
   end
 
-  it "should squeeze a string" do
-    result = scope.function_squeeze(["aaabbbbcccc"])
-    expect(result).to(eq('abc'))
-  end
-
-  it "should squeeze all elements in an array" do
-    result = scope.function_squeeze([["aaabbbbcccc","dddfff"]])
-    expect(result).to(eq(['abc','df']))
+  context 'when using a class extending String' do
+    it 'should call its squeeze method' do
+      value = AlsoString.new('aaaaaaaaa')
+      value.expects(:squeeze).returns('foo')
+      expect(subject).to run.with_params(value).and_return('foo')
+    end
   end
 end
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