Add rakefile and rubocop config from other provider gems

.jrubyrc

@@ -0,0 +1,2 @@
+# for simplecov to work in jruby, without this we are getting errors when debugging spec tests
+debug.fullTrace=true

.rubocop.yml

@@ -1,13 +1,53 @@
 AllCops:
-  TargetRubyVersion: 2.6
+  Include:
+    - 'lib/**/*.rb'
+  Exclude:
+    - 'scripts/**/*'
+    - 'spec/**/*'
+    - 'vendor/**/*'
+    - Gemfile
+    - Rakefile
 
-Style/StringLiterals:
+# These short variable names make sense as exceptions to the rule, but generally I think short variable names do hurt readability
+Naming/MethodParameterName:
+  AllowedNames:
+    - vm
+    - dc
+    - s
+    - x
+    - f
+
+#new cops:
+Lint/DuplicateRegexpCharacterClassElement: # (new in 1.1)
   Enabled: true
-  EnforcedStyle: double_quotes
+Lint/EmptyBlock: # (new in 1.1)
-
-Style/StringLiteralsInInterpolation:
   Enabled: true
-  EnforcedStyle: double_quotes
+Lint/ToEnumArguments: # (new in 1.1)
+  Enabled: true
+Lint/UnmodifiedReduceAccumulator: # (new in 1.1)
+  Enabled: true
+Style/ArgumentsForwarding: # (new in 1.1)
+  Enabled: false
+Style/DocumentDynamicEvalDefinition: # (new in 1.1)
+  Enabled: true
+Style/SwapValues: # (new in 1.1)
+  Enabled: false
 
+#disabled
+
+Metrics/AbcSize:
+  Enabled: false
+Metrics/ClassLength:
+  Enabled: false
+Metrics/CyclomaticComplexity:
+  Enabled: false
+Metrics/MethodLength:
+  Enabled: false
+Metrics/PerceivedComplexity:
+  Enabled: false
+Metrics/ParameterLists:
+  Enabled: false
 Layout/LineLength:
-  Max: 120
+  Enabled: false
+Metrics/BlockLength:
+  Enabled: false

Rakefile

@@ -1,8 +1,25 @@
-# frozen_string_literal: true
+require 'rspec/core/rake_task'
 
-require "bundler/gem_tasks"
+rubocop_available = Gem::Specification::find_all_by_name('rubocop').any?
-require "rubocop/rake_task"
+require 'rubocop/rake_task' if rubocop_available
 
-RuboCop::RakeTask.new
+desc 'Run rspec tests with coloring.'
+RSpec::Core::RakeTask.new(:test) do |t|
+  t.rspec_opts = %w[--color --format documentation]
+  t.pattern    = 'spec/'
+end
 
-task default: :rubocop
+desc 'Run rspec tests and save JUnit output to results.xml.'
+RSpec::Core::RakeTask.new(:junit) do |t|
+  t.rspec_opts = %w[-r yarjuf -f JUnit -o results.xml]
+  t.pattern    = 'spec/'
+end
+
+if rubocop_available
+  desc 'Run RuboCop'
+  RuboCop::RakeTask.new(:rubocop) do |task|
+    task.options << '--display-cop-names'
+  end
+end
+
+task :default => [:test]

spec/spec_helper.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+require 'simplecov'
+SimpleCov.start do
+  add_filter '/spec/'
+end
+
+def project_root_dir
+  File.dirname(File.dirname(__FILE__))
+end
+
+def fixtures_dir
+  File.join(project_root_dir, 'spec', 'fixtures')
+end