update to RSpec 3.1 in dev

.rspec

@@ -0,0 +1,2 @@
+--color
+--require spec_helper

Gemfile

@@ -6,6 +6,10 @@ group :test do
   gem 'coveralls', require: false
 end
 
+group :development do
+  gem 'rspec', '~> 3.1'
+end
+
 group :tool do
   gem 'ruby_gntp', require: false
 end

Guardfile

@@ -1,4 +1,4 @@
-guard :rspec do
+guard :rspec, cmd: 'bundle exec rspec' do
   watch(%r{^spec/.+_spec\.rb})
   watch(%r{^lib/(.+)\.rb})     { |m| "spec/lib/#{m[1]}_spec.rb" }
   watch('spec/spec_helper.rb') { "spec" }

spec/lib/guard/rspec/command_spec.rb

@@ -1,7 +1,7 @@
 require 'spec_helper'
 require 'launchy'
 
-describe Guard::RSpec::Command do
+RSpec.describe Guard::RSpec::Command do
   let(:options) { { } }
   let(:paths) { %w[path1 path2] }
   let(:command) { Guard::RSpec::Command.new(paths, options) }

spec/spec_helper.rb

@@ -1,24 +1,99 @@
 require 'rspec'
-require 'guard/rspec'
 
-if ENV['CI']
-  require 'coveralls'
+if ENV["CI"]
+  require "coveralls"
   Coveralls.wear!
 end
 
-rspec_major_version = RSpec::Version::STRING.to_i
+rspec_version = ::RSpec::Version::STRING.to_f
+old_rspec = (rspec_version < 3)
 
+# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
 RSpec.configure do |config|
-  if rspec_major_version < 3
-    config.color_enabled = true
-    config.treat_symbols_as_metadata_keys_with_true_values = true
-  else
-    config.color = true
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    # be_bigger_than(2).and_smaller_than(4).description
+    #   # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #   # => "be bigger than 2"
+
+    unless old_rspec
+      if rspec_version > 3.0
+        expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+      end
+    end
   end
-  config.order = :random
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    unless old_rspec
+      mocks.verify_partial_doubles = true
+    end
+
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+  # These two settings work together to allow you to limit a spec run
+  # to individual examples or groups you care about by tagging them with
+  # `:focus` metadata. When nothing is tagged with `:focus`, all examples
+  # get run.
   config.filter_run focus: ENV['CI'] != 'true'
   config.run_all_when_everything_filtered = true
-  config.expect_with :rspec do |c|
-    c.syntax = :expect
+
+  # Limits the available syntax to the non-monkey patched syntax that is recommended.
+  # For more details, see:
+  #   - http://myronmars.to/n/dev-blog/2012/06/rspecs-new-expectation-syntax
+  #   - http://teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   - http://myronmars.to/n/dev-blog/2014/05/notable-changes-in-rspec-3#new__config_option_to_disable_rspeccore_monkey_patching
+
+  unless old_rspec
+    config.disable_monkey_patching!
   end
+
+  # This setting enables warnings. It's recommended, but in some cases may
+  # be too noisy due to issues in dependencies.
+  # config.warnings = true
+
+  # Many RSpec users commonly either run the entire suite or an individual
+  # file, and it's useful to allow more verbose output when running an
+  # individual spec file.
+  if config.files_to_run.one?
+    # Use the documentation formatter for detailed output,
+    # unless a formatter has already been configured
+    # (e.g. via a command-line flag).
+    config.default_formatter = 'doc'
+  end
+
+  # Print the 10 slowest examples and example groups at the
+  # end of the spec run, to help surface which specs are running
+  # particularly slow.
+  # config.profile_examples = 10
+
+  # Run specs in random order to surface order dependencies. If you find an
+  # order dependency and want to debug it, you can fix the order by providing
+  # the seed, which is printed after each run.
+  #     --seed 1234
+  config.order = :random
+
+  # Seed global randomization in this process using the `--seed` CLI option.
+  # Setting this allows you to use `--seed` to deterministically reproduce
+  # test failures related to randomization by passing the same `--seed` value
+  # as the one that triggered the failure.
+  Kernel.srand config.seed
+
+  config.raise_errors_for_deprecations!
 end