YAML reporter test fix (#6563)

* Fix for yaml reporter data, not matching empty values with spaces

Signed-off-by: Nikita Mathur <nikita.mathur@chef.io>

* Additional comment to document affecting fields

Signed-off-by: Nikita Mathur <nikita.mathur@chef.io>

---------

Signed-off-by: Nikita Mathur <nikita.mathur@chef.io>

test/fixtures/reporters/yaml_output_ruby3plus

@@ -1,38 +0,0 @@
----
-:platform:
-  :name: fedora
-  :release: '28'
-  :target_id: ''
-:profiles:
-- :name: tests from t.rb
-  :sha256: 9260af15d2b7568443df4d9d2556f773f425f92491c97eb1d201c535c7a9f5e0
-  :title: tests from t.rb
-  :supports: []
-  :attributes: []
-  :groups:
-  - :id: t.rb
-    :controls:
-    - "(generated from t.rb:1 0aa70d93be7b0cf41b97a1363bb5e8b8)"
-  :controls:
-  - :id: "(generated from t.rb:1 0aa70d93be7b0cf41b97a1363bb5e8b8)"
-    :title:
-    :desc:
-    :descriptions: []
-    :impact: 0.5
-    :refs: []
-    :tags: {}
-    :code: ''
-    :source_location:
-      :line: 89
-      :ref: "/home/frezbo/git/work/ruby/inspec/lib/inspec/control_eval_context.rb"
-    :waiver_data: {}
-    :results:
-    - :status: passed
-      :code_desc: File /tmp should exist
-      :run_time: 0.001313935
-      :start_time: '2018-05-31T16:22:19+05:30'
-      :resource_params: ''
-      :resource_id: ''
-:statistics:
-  :duration: 0.002678506
-:version: 2.1.83

test/unit/reporters/yaml_test.rb

@@ -2,25 +2,27 @@ require "helper"
 require "inspec/reporters"
 
 describe Inspec::Reporters::Yaml do
-  RUBY3_PLUS = Gem.ruby_version >= Gem::Version.new("3.0")
-
   let(:report) do
     data = YAML.load_file("test/fixtures/reporters/run_data.yml")
     Inspec::Reporters::Yaml.new({ run_data: data })
   end
 
+  # Match yaml reporter data
+  # Strip leading white spaces from empty scalar values for testing
+  # In Ruby, depending on its version, empty values are generated with or without leading spaces
+  # This was affecting the title: and desc: fields
+  def strip_white_spaces_from_empty_values(output)
+    output.gsub(/:\s*\n/, ":\n")
+  end
+
   describe "#render" do
     it "confirm render output" do
-      if ( windows? || darwin? ) && RUBY3_PLUS
-        # On Ruby 3+, empty scalar values are generated without a trailing space
-        # this affects the title: and desc: fields
-        output = File.read("test/fixtures/reporters/yaml_output_ruby3plus")
-      else
-        output = File.read("test/fixtures/reporters/yaml_output")
-      end
-
+      output = File.read("test/fixtures/reporters/yaml_output")
       report.render
-      _(report.rendered_output).must_equal output
+      stripped_rendered_output = strip_white_spaces_from_empty_values(report.rendered_output)
+      stripped_output = strip_white_spaces_from_empty_values(output)
+      # Match successful parsing of YAML reporter data
+      _(stripped_rendered_output).must_equal stripped_output
     end
   end
 end