```ruby
ENV['RAILS_ENV'] ||= 'test'
require File.expand_path("../dummy/config/environment.rb",  __FILE__)
require 'rspec/rails'
require 'pry'

Rails.backtrace_cleaner.remove_silencers!

Dir["#{File.dirname(__FILE__)}/support/**/*.rb"].each { |f| require f }

RSpec.configure do |config|
  #config.mock_with :rspec
  #config.use_transactional_fixtures = true
  config.infer_base_class_for_anonymous_controllers = false
  #config.order = "random"
end
```

Include RSpec 3 configuration defaults.
user
```ruby
ENV['RAILS_ENV'] ||= 'test'
require File.expand_path("../dummy/config/environment.rb",  __FILE__)
require 'rspec/rails'
require 'pry'

Rails.backtrace_cleaner.remove_silencers!

Dir["#{File.dirname(__FILE__)}/support/**/*.rb"].each { |f| require f }

RSpec.configure do |config|
  config.mock_with :rspec do |mocks|
    mocks.syntax = :expect
    #mocks.verify_partial_doubles = true
    mocks.verify_doubled_constant_names = true
  end

  config.expect_with :rspec do |expectations|
    expectations.syntax = :expect
  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
  config.run_all_when_everything_filtered = 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

  # If true, the base class of anonymous controllers will be inferred
  # automatically. This will be the default behavior in future versions of
  # rspec-rails.
  config.infer_base_class_for_anonymous_controllers = false

  # 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
end
```
assistant