From 067480daee7d572a95d0e4ce22882cd38f03e28b Mon Sep 17 00:00:00 2001
From: Markus Schirp <mbj@schirp-dso.com>
Date: Tue, 21 May 2013 11:36:28 +0200
Subject: [PATCH] Initial conversation to devtools

---
 .rspec                                     |   5 +
 Gemfile                                    |  58 +-----
 Gemfile.devtools                           |  60 ++++++
 Rakefile                                   |  11 +-
 config/{site.reek => reek.yml}             |  10 +-
 spec/rcov.opts                             |   7 -
 spec/shared/command_method_behavior.rb     |   7 -
 spec/shared/each_method_behaviour.rb       |  15 --
 spec/shared/hash_method_behavior.rb        |  17 --
 spec/shared/idempotent_method_behavior.rb  |   7 -
 spec/shared/invertible_method_behaviour.rb |   9 -
 spec/spec.opts                             |   3 -
 spec/spec_helper.rb                        |   9 +-
 tasks/metrics/ci.rake                      |   9 -
 tasks/metrics/flay.rake                    |  45 -----
 tasks/metrics/flog.rake                    |  49 -----
 tasks/metrics/heckle.rake                  | 208 ---------------------
 tasks/metrics/metric_fu.rake               |  31 ---
 tasks/metrics/roodi.rake                   |  19 --
 tasks/metrics/yardstick.rake               |  25 ---
 tasks/spec.rake                            |  60 ------
 tasks/yard.rake                            |  11 --
 22 files changed, 75 insertions(+), 600 deletions(-)
 create mode 100644 .rspec
 create mode 100644 Gemfile.devtools
 rename config/{site.reek => reek.yml} (94%)
 delete mode 100644 spec/rcov.opts
 delete mode 100644 spec/shared/command_method_behavior.rb
 delete mode 100644 spec/shared/each_method_behaviour.rb
 delete mode 100644 spec/shared/hash_method_behavior.rb
 delete mode 100644 spec/shared/idempotent_method_behavior.rb
 delete mode 100644 spec/shared/invertible_method_behaviour.rb
 delete mode 100644 spec/spec.opts
 delete mode 100644 tasks/metrics/ci.rake
 delete mode 100644 tasks/metrics/flay.rake
 delete mode 100644 tasks/metrics/flog.rake
 delete mode 100644 tasks/metrics/heckle.rake
 delete mode 100644 tasks/metrics/metric_fu.rake
 delete mode 100644 tasks/metrics/roodi.rake
 delete mode 100644 tasks/metrics/yardstick.rake
 delete mode 100644 tasks/spec.rake
 delete mode 100644 tasks/yard.rake

diff --git a/.rspec b/.rspec
new file mode 100644
index 0000000..d8fbb23
--- /dev/null
+++ b/.rspec
@@ -0,0 +1,5 @@
+--color
+--format progress
+--profile
+--order random
+--fail-fast
diff --git a/Gemfile b/Gemfile
index 4ecc0e9..dbded84 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,59 +6,5 @@ gemspec
 
 gem 'adamantium', '~> 0.0.8', :git => 'https://github.com/dkubb/adamantium.git'
 
-group :yard do
-  gem 'kramdown', '~> 1.0.1'
-end
-
-group :guard do
-  gem 'guard',         '~> 1.7.0'
-  gem 'guard-bundler', '~> 1.0.0'
-  gem 'guard-rspec',   '~> 1.2.1'
-
-  # file system change event handling
-  gem 'listen',     '~> 0.7.3'
-  gem 'rb-fchange', '~> 0.0.6', :require => false
-  gem 'rb-fsevent', '~> 0.9.3', :require => false
-  gem 'rb-inotify', '~> 0.9.0', :require => false
-
-  # notification handling
-  gem 'libnotify',               '~> 0.8.0', :require => false
-  gem 'rb-notifu',               '~> 0.0.4', :require => false
-  gem 'terminal-notifier-guard', '~> 1.5.3', :require => false
-end
-
-group :metrics do
-  gem 'flay',            '~> 1.4.3'
-  gem 'flog',            '~> 2.5.3'
-  gem 'roodi',           '~> 2.2.0'
-  gem 'simplecov',       '~> 0.7.1'
-  gem 'yard-spellcheck', '~> 0.1.5'
-  gem 'yardstick',       '~> 0.9.5'
-
-  platforms :mri_18 do
-    gem 'arrayfields',          '~> 4.9.0'   # for metric_fu
-    gem 'fattr',                '~> 2.2.0'   # for metric_fu
-    gem 'heckle',               '~> 1.4.3'
-    gem 'json',                 '~> 1.7.7'   # for metric_fu rake task
-    gem 'map',                  '~> 6.3.0'   # for metric_fu
-    gem 'metric_fu',            '~> 2.1.1'
-    gem 'mspec',                '~> 1.5.17'
-    gem 'rails_best_practices', '=  1.13.3'  # for metric_fu
-    gem 'rcov',                 '~> 1.0.0'
-    gem 'ruby2ruby',            '=  1.2.2'   # for heckle
-  end
-
-  platforms :rbx do
-    gem 'pelusa', '~> 0.2.2'
-  end
-end
-
-group :benchmarks do
-  gem 'rbench', '~> 0.2.3'
-end
-
-platform :jruby do
-  group :jruby do
-    gem 'jruby-openssl', '~> 0.8.5'
-  end
-end
+gem 'devtools', :git => 'https://github.com/datamapper/devtools.git'
+eval File.read('Gemfile.devtools')
diff --git a/Gemfile.devtools b/Gemfile.devtools
new file mode 100644
index 0000000..5bd2529
--- /dev/null
+++ b/Gemfile.devtools
@@ -0,0 +1,60 @@
+# encoding: utf-8
+
+group :development do
+  gem 'rake',  '~> 10.0.4'
+  gem 'rspec', '~> 2.13.0'
+  gem 'yard',  '~> 0.8.6.1'
+end
+
+group :yard do
+  gem 'kramdown', '~> 1.0.1'
+end
+
+group :guard do
+  gem 'guard',         '~> 1.8.0'
+  gem 'guard-bundler', '~> 1.0.0'
+  gem 'guard-rspec',   '~> 2.5.4'
+
+  # file system change event handling
+  gem 'listen',     '~> 1.0.2'
+  gem 'rb-fchange', '~> 0.0.6', :require => false
+  gem 'rb-fsevent', '~> 0.9.3', :require => false
+  gem 'rb-inotify', '~> 0.9.0', :require => false
+
+  # notification handling
+  gem 'libnotify',               '~> 0.8.0', :require => false
+  gem 'rb-notifu',               '~> 0.0.4', :require => false
+  gem 'terminal-notifier-guard', '~> 1.5.3', :require => false
+end
+
+group :metrics do
+  gem 'backports',       '~> 3.3', '>= 3.3.0'
+  gem 'coveralls',       '~> 0.6.6'
+  gem 'flay',            '~> 2.2.0'
+  gem 'flog',            '~> 4.0.0'
+  gem 'reek',            '~> 1.3.1', :git => 'https://github.com/troessner/reek.git'
+  gem 'simplecov',       '~> 0.7.1'
+  gem 'yardstick',       '~> 0.9.6'
+
+  platforms :ruby_19 do
+    gem 'yard-spellcheck', '~> 0.1.5'
+  end
+
+  platforms :mri_19, :rbx do
+    gem 'mutant', '~> 0.2.20'
+  end
+
+  platforms :rbx do
+    gem 'pelusa', '~> 0.2.2'
+  end
+end
+
+group :benchmarks do
+  gem 'rbench', '~> 0.2.3'
+end
+
+platform :jruby do
+  group :jruby do
+    gem 'jruby-openssl', '~> 0.8.5'
+  end
+end
diff --git a/Rakefile b/Rakefile
index 397f2b0..d408668 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,9 +1,2 @@
-# encoding: utf-8
-
-require 'rake'
-
-require File.expand_path('../lib/equalizer/version', __FILE__)
-
-FileList['tasks/**/*.rake'].each { |task| import task }
-
-task :default => :spec
+require 'devtools'
+Devtools.init_rake_tasks
diff --git a/config/site.reek b/config/reek.yml
similarity index 94%
rename from config/site.reek
rename to config/reek.yml
index 4374a83..159de44 100644
--- a/config/site.reek
+++ b/config/reek.yml
@@ -7,7 +7,7 @@ UncommunicativeParameterName:
   - !ruby/regexp /^.$/
   - !ruby/regexp /[0-9]$/
   - !ruby/regexp /[A-Z]/
-LargeClass:
+TooManyMethods:
   max_methods: 10
   exclude: []
   enabled: true
@@ -49,11 +49,11 @@ NestedIterators:
   exclude: []
   enabled: true
   max_allowed_nesting: 2
-LongMethod:
+TooManyStatements:
   max_statements: 7  # TODO: decrease max_statements to 5 or less
   exclude: []
   enabled: true
-Duplication:
+DuplicateMethodCall:
   allow_calls: []
   exclude: []
   enabled: true
@@ -73,7 +73,7 @@ UncommunicativeVariableName:
   - !ruby/regexp /^.$/
   - !ruby/regexp /[0-9]$/
   - !ruby/regexp /[A-Z]/
-SimulatedPolymorphism:
+RepeatedConditional:
   exclude: []
   enabled: true
   max_ifs: 1
@@ -82,7 +82,7 @@ DataClump:
   enabled: true
   max_copies: 1
   min_clump_size: 3
-ControlCouple:
+ControlParameter:
   exclude: []
   enabled: true
 LongYieldList:
diff --git a/spec/rcov.opts b/spec/rcov.opts
deleted file mode 100644
index fb8e0e0..0000000
--- a/spec/rcov.opts
+++ /dev/null
@@ -1,7 +0,0 @@
---exclude-only "spec/,^/"
---sort coverage
---callsites
---xrefs
---profile
---text-summary
---failure-threshold 100
diff --git a/spec/shared/command_method_behavior.rb b/spec/shared/command_method_behavior.rb
deleted file mode 100644
index c62854d..0000000
--- a/spec/shared/command_method_behavior.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-# encoding: utf-8
-
-shared_examples_for 'a command method' do
-  it 'returns self' do
-    should equal(object)
-  end
-end
diff --git a/spec/shared/each_method_behaviour.rb b/spec/shared/each_method_behaviour.rb
deleted file mode 100644
index d9b29d7..0000000
--- a/spec/shared/each_method_behaviour.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-# encoding: utf-8
-
-shared_examples_for 'an #each method' do
-  it_should_behave_like 'a command method'
-
-  context 'with no block' do
-    subject { object.each }
-
-    it { should be_instance_of(to_enum.class) }
-
-    it 'yields the expected values' do
-      subject.to_a.should eql(object.to_a)
-    end
-  end
-end
diff --git a/spec/shared/hash_method_behavior.rb b/spec/shared/hash_method_behavior.rb
deleted file mode 100644
index 7b20c7d..0000000
--- a/spec/shared/hash_method_behavior.rb
+++ /dev/null
@@ -1,17 +0,0 @@
-# encoding: utf-8
-
-shared_examples_for 'a hash method' do
-  it_should_behave_like 'an idempotent method'
-
-  specification = proc do
-    should be_instance_of(Fixnum)
-  end
-
-  it 'is a fixnum' do
-    instance_eval(&specification)
-  end
-
-  it 'memoizes the hash code' do
-    subject.should eql(object.memoized(:hash))
-  end
-end
diff --git a/spec/shared/idempotent_method_behavior.rb b/spec/shared/idempotent_method_behavior.rb
deleted file mode 100644
index 220d792..0000000
--- a/spec/shared/idempotent_method_behavior.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-# encoding: utf-8
-
-shared_examples_for 'an idempotent method' do
-  it 'is idempotent' do
-    should equal(instance_eval(&self.class.subject))
-  end
-end
diff --git a/spec/shared/invertible_method_behaviour.rb b/spec/shared/invertible_method_behaviour.rb
deleted file mode 100644
index 936d65d..0000000
--- a/spec/shared/invertible_method_behaviour.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-# encoding: utf-8
-
-shared_examples_for 'an invertible method' do
-  it_should_behave_like 'an idempotent method'
-
-  it 'is invertible' do
-    subject.inverse.should equal(object)
-  end
-end
diff --git a/spec/spec.opts b/spec/spec.opts
deleted file mode 100644
index 80d5b32..0000000
--- a/spec/spec.opts
+++ /dev/null
@@ -1,3 +0,0 @@
---color
---loadby random
---format profile
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index bf7c523..e038ef2 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,11 +1,4 @@
 # encoding: utf-8
 
 require 'equalizer'
-require 'spec'
-require 'spec/autorun'
-
-# require spec support files and shared behavior
-Dir[File.expand_path('../{support,shared}/**/*.rb', __FILE__)].each { |f| require f }
-
-Spec::Runner.configure do |config|
-end
+require 'devtools/spec_helper'
diff --git a/tasks/metrics/ci.rake b/tasks/metrics/ci.rake
deleted file mode 100644
index 191096e..0000000
--- a/tasks/metrics/ci.rake
+++ /dev/null
@@ -1,9 +0,0 @@
-# encoding: utf-8
-
-desc 'Run metrics with Heckle'
-task :ci => %w[ ci:metrics metrics:heckle ]
-
-namespace :ci do
-  desc 'Run metrics (except heckle) and spec'
-  task :metrics => %w[ spec metrics:verify_measurements metrics:flog metrics:flay metrics:roodi metrics:all ]
-end
diff --git a/tasks/metrics/flay.rake b/tasks/metrics/flay.rake
deleted file mode 100644
index 89dc402..0000000
--- a/tasks/metrics/flay.rake
+++ /dev/null
@@ -1,45 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'flay'
-  require 'yaml'
-
-  config      = YAML.load_file(File.expand_path('../../../config/flay.yml', __FILE__)).freeze
-  threshold   = config.fetch('threshold').to_i
-  total_score = config.fetch('total_score').to_f
-  files       = Flay.expand_dirs_to_files(config.fetch('path', 'lib')).sort
-
-  namespace :metrics do
-    # original code by Marty Andrews:
-    # http://blog.martyandrews.net/2009/05/enforcing-ruby-code-quality.html
-    desc 'Analyze for code duplication'
-    task :flay do
-      # run flay once without a threshold to ensure the max mass matches the threshold
-      flay = Flay.new(:fuzzy => false, :verbose => false, :mass => 0)
-      flay.process(*files)
-
-      max = (flay.masses.map { |hash, mass| mass.to_f / flay.hashes[hash].size }.max) || 0
-      unless max >= threshold
-        raise "Adjust flay threshold down to #{max}"
-      end
-
-      total = flay.masses.reduce(0.0) { |total, (hash, mass)| total + (mass.to_f / flay.hashes[hash].size) }
-      unless total == total_score
-        raise "Flay total is now #{total}, but expected #{total_score}"
-      end
-
-      # run flay a second time with the threshold set
-      flay = Flay.new(:fuzzy => false, :verbose => false, :mass => threshold.succ)
-      flay.process(*files)
-
-      if flay.masses.any?
-        flay.report
-        raise "#{flay.masses.size} chunks of code have a duplicate mass > #{threshold}"
-      end
-    end
-  end
-rescue LoadError
-  task :flay do
-    $stderr.puts 'Flay is not available. In order to run flay, you must: gem install flay'
-  end
-end
diff --git a/tasks/metrics/flog.rake b/tasks/metrics/flog.rake
deleted file mode 100644
index b693464..0000000
--- a/tasks/metrics/flog.rake
+++ /dev/null
@@ -1,49 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'flog'
-  require 'yaml'
-
-  class Float
-    def round_to(n)
-      (self * 10**n).round.to_f * 10**-n
-    end
-  end
-
-  config    = YAML.load_file(File.expand_path('../../../config/flog.yml', __FILE__)).freeze
-  threshold = config.fetch('threshold').to_f.round_to(1)
-
-  namespace :metrics do
-    # original code by Marty Andrews:
-    # http://blog.martyandrews.net/2009/05/enforcing-ruby-code-quality.html
-    desc 'Analyze for code complexity'
-    task :flog do
-      flog = Flog.new
-      flog.flog Array(config.fetch('path', 'lib'))
-
-      totals = flog.totals.select  { |name, score| name[-5, 5] != '#none' }.
-                           map     { |name, score| [ name, score.round_to(1) ] }.
-                           sort_by { |name, score| score }
-
-      if totals.any?
-        max = totals.last[1]
-        unless max >= threshold
-          raise "Adjust flog score down to #{max}"
-        end
-      end
-
-      bad_methods = totals.select { |name, score| score > threshold }
-      if bad_methods.any?
-        bad_methods.reverse_each do |name, score|
-          puts '%8.1f: %s' % [ score, name ]
-        end
-
-        raise "#{bad_methods.size} methods have a flog complexity > #{threshold}"
-      end
-    end
-  end
-rescue LoadError
-  task :flog do
-    $stderr.puts 'Flog is not available. In order to run flog, you must: gem install flog'
-  end
-end
diff --git a/tasks/metrics/heckle.rake b/tasks/metrics/heckle.rake
deleted file mode 100644
index 9406e77..0000000
--- a/tasks/metrics/heckle.rake
+++ /dev/null
@@ -1,208 +0,0 @@
-# encoding: utf-8
-
-$LOAD_PATH.unshift(File.expand_path('../../../lib', __FILE__))
-
-# original code by Ashley Moran:
-# http://aviewfromafar.net/2007/11/1/rake-task-for-heckling-your-specs
-
-begin
-  require 'pathname'
-  require 'heckle'
-  require 'mspec'
-  require 'mspec/utils/name_map'
-
-  SKIP_METHODS = %w[ blank_slate_method_added ].freeze
-
-  class NameMap
-    def file_name(method, constant)
-      map  = MAP[method]
-      name = if map
-        map[constant] || map[:default]
-      else
-        method.gsub(/[?!=]\z/, '')
-      end
-      "#{name}_spec.rb"
-    end
-  end
-
-  namespace :metrics do
-    desc 'Heckle each module and class'
-    task :heckle => :coverage do
-      unless Ruby2Ruby::VERSION == '1.2.2'
-        raise "ruby2ruby version #{Ruby2Ruby::VERSION} may not work properly, 1.2.2 *only* is recommended for use with heckle"
-      end
-
-      require 'equalizer'
-
-      root_module_regexp = Regexp.union('Equalizer')
-
-      spec_dir = Pathname('spec/unit')
-
-      NameMap::MAP.each do |op, method|
-        next if method.kind_of?(Hash)
-        NameMap::MAP[op] = { :default => method }
-      end
-
-      aliases = Hash.new { |h,mod| h[mod] = Hash.new { |h,method| h[method] = method } }
-      map     = NameMap.new
-
-      heckle_caught_modules = Hash.new { |hash, key| hash[key] = [] }
-      uncovered_methods = 0
-
-      ObjectSpace.each_object(Module) do |mod|
-        next unless mod.name =~ /\A#{root_module_regexp}(?::|\z)/
-
-        spec_prefix = spec_dir.join(mod.name.underscore)
-
-        specs = []
-
-        # get the public class methods
-        metaclass  = class << mod; self end
-        ancestors  = metaclass.ancestors
-
-        spec_class_methods = mod.singleton_methods(false)
-
-        spec_class_methods.reject! do |method|
-          %w[ yaml_new yaml_tag_subclasses? included nesting constants ].include?(method.to_s)
-        end
-
-        if mod.ancestors.include?(Singleton)
-          spec_class_methods.reject! { |method| method.to_s == 'instance' }
-        end
-
-        # get the protected and private class methods
-        other_class_methods = metaclass.protected_instance_methods(false) |
-                              metaclass.private_instance_methods(false)
-
-        ancestors.each do |ancestor|
-          other_class_methods -= ancestor.protected_instance_methods(false) |
-                                 ancestor.private_instance_methods(false)
-        end
-
-        other_class_methods.reject! do |method|
-          method.to_s == 'allocate' || SKIP_METHODS.include?(method.to_s)
-        end
-
-        other_class_methods.reject! do |method|
-          next unless spec_class_methods.any? { |specced| specced.to_s == $1 }
-
-          spec_class_methods << method
-        end
-
-        spec_class_methods -= other_class_methods
-
-        # get the instances methods
-        spec_methods = mod.public_instance_methods(false)
-
-        other_methods = mod.protected_instance_methods(false) |
-                        mod.private_instance_methods(false)
-
-        other_methods.reject! do |method|
-          next unless spec_methods.any? { |specced| specced.to_s == $1 }
-
-          spec_methods << method
-        end
-
-        # map the class methods to spec files
-        spec_class_methods.each do |method|
-          method = aliases[mod.name][method]
-          next if SKIP_METHODS.include?(method.to_s)
-
-          spec_file = spec_prefix.join('class_methods').join(map.file_name(method, mod.name))
-
-          unless spec_file.file?
-            raise "No spec file #{spec_file} for #{mod}.#{method}"
-          end
-
-          specs << [ ".#{method}", [ spec_file ] ]
-        end
-
-        # map the instance methods to spec files
-        spec_methods.each do |method|
-          method = aliases[mod.name][method]
-          next if SKIP_METHODS.include?(method.to_s)
-
-          spec_file = spec_prefix.join(map.file_name(method, mod.name))
-
-          unless spec_file.file?
-            raise "No spec file #{spec_file} for #{mod}##{method}"
-          end
-
-          specs << [ "##{method}", [ spec_file ] ]
-        end
-
-        # non-public methods are considered covered if they can be mutated
-        # and any spec fails for the current or descendant modules
-        other_methods.each do |method|
-          descedant_specs = []
-
-          ObjectSpace.each_object(Module) do |descedant|
-            next unless descedant.name =~ /\A#{root_module_regexp}(?::|\z)/ && mod >= descedant
-            descedant_spec_prefix = spec_dir.join(descedant.name.underscore)
-            descedant_specs << descedant_spec_prefix
-
-            if method.to_s == 'initialize'
-              descedant_specs.concat(Pathname.glob(descedant_spec_prefix.join('class_methods/new_spec.rb')))
-            end
-          end
-
-          specs << [ "##{method}", descedant_specs ]
-        end
-
-        other_class_methods.each do |method|
-          descedant_specs = []
-
-          ObjectSpace.each_object(Module) do |descedant|
-            next unless descedant.name =~ /\A#{root_module_regexp}(?::|\z)/ && mod >= descedant
-            descedant_specs << spec_dir.join(descedant.name.underscore).join('class_methods')
-          end
-
-          specs << [ ".#{method}", descedant_specs ]
-        end
-
-        specs.sort.each do |(method, spec_files)|
-          puts "Heckling #{mod}#{method}"
-          IO.popen("spec #{spec_files.join(' ')} --heckle '#{mod}#{method}'") do |pipe|
-            while line = pipe.gets
-              case line = line.chomp
-                when "The following mutations didn't cause test failures:"
-                  heckle_caught_modules[mod.name] << method
-                  uncovered_methods += 1
-              end
-            end
-          end
-        end
-      end
-
-      if uncovered_methods > 0
-        error_message_lines = [ "*************\n" ]
-
-        error_message_lines << "Heckle found #{uncovered_methods} " \
-          "method#{"s" unless uncovered_methods == 1} " \
-          "where mutations didn't cause spec violations\n"
-
-        heckle_caught_modules.each do |mod, methods|
-          error_message_lines << "#{mod} contains the following " \
-            'poorly-specified methods:'
-          methods.each do |method|
-            error_message_lines << " - #{method}"
-          end
-          error_message_lines << ''
-        end
-
-        error_message_lines << 'Get your act together and come back ' \
-          'when your specs are doing their job!'
-
-        raise error_message_lines.join("\n")
-      else
-        puts 'Well done! Your code withstood a heckling.'
-      end
-    end
-  end
-rescue LoadError
-  namespace :metrics do
-    task :heckle => :coverage do
-      $stderr.puts 'Heckle or mspec is not available. In order to run heckle, you must: gem install heckle mspec'
-    end
-  end
-end
diff --git a/tasks/metrics/metric_fu.rake b/tasks/metrics/metric_fu.rake
deleted file mode 100644
index cb1ee1a..0000000
--- a/tasks/metrics/metric_fu.rake
+++ /dev/null
@@ -1,31 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'metric_fu'
-  require 'json'
-
-  # XXX: temporary hack until metric_fu is fixed
-  MetricFu::Saikuro.class_eval { include FileUtils }
-
-  MetricFu::Configuration.run do |config|
-    config.rcov = {
-      :environment => 'test',
-      :test_files  => %w[ spec/**/*_spec.rb ],
-      :rcov_opts   => %w[
-        --sort coverage
-        --no-html
-        --text-coverage
-        --no-color
-        --profile
-        --exclude spec/,^/
-        --include lib:spec
-      ],
-    }
-  end
-rescue LoadError
-  namespace :metrics do
-    task :all do
-      $stderr.puts 'metric_fu is not available. In order to run metrics:all, you must: gem install metric_fu'
-    end
-  end
-end
diff --git a/tasks/metrics/roodi.rake b/tasks/metrics/roodi.rake
deleted file mode 100644
index a5f5c6b..0000000
--- a/tasks/metrics/roodi.rake
+++ /dev/null
@@ -1,19 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'roodi'
-  require 'rake/tasklib'
-  require 'roodi_task'
-
-  namespace :metrics do
-    RoodiTask.new do |t|
-      t.verbose  = false
-      t.config   = File.expand_path('../../../config/roodi.yml', __FILE__)
-      t.patterns = %w[ lib/**/*.rb ]
-    end
-  end
-rescue LoadError
-  task :roodi do
-    $stderr.puts 'Roodi is not available. In order to run roodi, you must: gem install roodi'
-  end
-end
diff --git a/tasks/metrics/yardstick.rake b/tasks/metrics/yardstick.rake
deleted file mode 100644
index 9f147bb..0000000
--- a/tasks/metrics/yardstick.rake
+++ /dev/null
@@ -1,25 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'yardstick/rake/measurement'
-  require 'yardstick/rake/verify'
-  require 'yaml'
-
-  config = YAML.load_file(File.expand_path('../../../config/yardstick.yml', __FILE__))
-
-  namespace :metrics do
-    # yardstick_measure task
-    Yardstick::Rake::Measurement.new
-
-    # verify_measurements task
-    Yardstick::Rake::Verify.new do |verify|
-      verify.threshold = config.fetch('threshold')
-    end
-  end
-rescue LoadError
-  %w[ yardstick_measure verify_measurements ].each do |name|
-    task name.to_s do
-      $stderr.puts "Yardstick is not available. In order to run #{name}, you must: gem install yardstick"
-    end
-  end
-end
diff --git a/tasks/spec.rake b/tasks/spec.rake
deleted file mode 100644
index 76e59db..0000000
--- a/tasks/spec.rake
+++ /dev/null
@@ -1,60 +0,0 @@
-# encoding: utf-8
-
-spec_defaults = lambda do |spec|
-  spec.ruby_opts = %w[ -r./spec/support/config_alias ]
-  spec.spec_opts << '--options' << 'spec/spec.opts'
-end
-
-begin
-  require 'spec/rake/spectask'
-
-  desc 'Run all specs'
-  task :spec => %w[ spec:unit spec:integration ]
-
-  namespace :spec do
-    desc 'Run unit specs'
-    Spec::Rake::SpecTask.new(:unit) do |unit|
-      spec_defaults.call(unit)
-      unit.pattern = 'spec/unit/**/*_spec.rb'
-    end
-
-    desc 'Run integration specs'
-    Spec::Rake::SpecTask.new(:integration) do |integration|
-      spec_defaults.call(integration)
-      integration.pattern = 'spec/integration/**/*_spec.rb'
-    end
-  end
-rescue LoadError
-  %w[ spec spec:unit spec:integration ].each do |name|
-    task name do
-      $stderr.puts "rspec is not available. In order to run #{name}, you must: gem install rspec"
-    end
-  end
-end
-
-namespace :metrics do
-  begin
-    if RUBY_VERSION < '1.9'
-      desc 'Generate code coverage'
-      Spec::Rake::SpecTask.new(:coverage) do |rcov|
-        spec_defaults.call(rcov)
-        rcov.rcov      = true
-        rcov.pattern   = 'spec/unit/**/*_spec.rb'
-        rcov.rcov_opts = File.read('spec/rcov.opts').split(/\s+/)
-      end
-    else
-      desc 'Generate code coverage'
-      task :coverage do
-        ENV['COVERAGE'] = 'true'
-        Rake::Task['spec:unit'].execute
-      end
-    end
-  rescue LoadError
-    task :coverage do
-      lib = RUBY_VERSION < '1.9' ? 'rcov' : 'simplecov'
-      $stderr.puts "coverage is not available. In order to run #{lib}, you must: gem install #{lib}"
-    end
-  end
-end
-
-task :test => :spec
diff --git a/tasks/yard.rake b/tasks/yard.rake
deleted file mode 100644
index 15cb99f..0000000
--- a/tasks/yard.rake
+++ /dev/null
@@ -1,11 +0,0 @@
-# encoding: utf-8
-
-begin
-  require 'yard'
-
-  YARD::Rake::YardocTask.new
-rescue LoadError
-  task :yard do
-    $stderr.puts 'YARD is not available. In order to run yard, you must: gem install yard'
-  end
-end