Setup rspec and manually create files

.rspec

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

Gemfile

@@ -37,6 +37,7 @@ gem 'rails-erd'
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
   gem 'byebug'
+  gem 'rspec-rails'
 end
 
 group :development do

Gemfile.lock

@@ -55,6 +55,7 @@ GEM
       execjs
     coffee-script-source (1.10.0)
     debug_inspector (0.0.2)
+    diff-lcs (1.2.5)
     erubis (2.7.0)
     execjs (2.6.0)
     globalid (0.3.6)
@@ -120,6 +121,23 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
     rdoc (4.2.0)
+    rspec-core (3.4.1)
+      rspec-support (~> 3.4.0)
+    rspec-expectations (3.4.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.4.0)
+    rspec-mocks (3.4.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.4.0)
+    rspec-rails (3.4.0)
+      actionpack (>= 3.0, < 4.3)
+      activesupport (>= 3.0, < 4.3)
+      railties (>= 3.0, < 4.3)
+      rspec-core (~> 3.4.0)
+      rspec-expectations (~> 3.4.0)
+      rspec-mocks (~> 3.4.0)
+      rspec-support (~> 3.4.0)
+    rspec-support (3.4.1)
     ruby-graphviz (1.2.2)
     sass (3.4.19)
     sass-rails (5.0.4)
@@ -170,6 +188,7 @@ DEPENDENCIES
   pry-rails
   rails (= 4.2.5)
   rails-erd
+  rspec-rails
   sass-rails (~> 5.0)
   sdoc (~> 0.4.0)
   spring

spec/controllers/albums_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'rails_helper'
+
+RSpec.describe AlbumsController, type: :controller do
+  # describe "GET index" do
+  #   it "is successful" do
+  #     get :index
+  #     expect(response.status).to eq 200
+  #   end
+  # end
+end

spec/controllers/books_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'rails_helper'
+
+RSpec.describe BooksController, type: :controller do
+  # describe "GET index" do
+  #   it "is successful" do
+  #     get :index
+  #     expect(response.status).to eq 200
+  #   end
+  # end
+end

spec/controllers/movies_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'rails_helper'
+
+RSpec.describe MoviesController, type: :controller do
+  # describe "GET index" do
+  #   it "is successful" do
+  #     get :index
+  #     expect(response.status).to eq 200
+  #   end
+  # end
+end

spec/controllers/welcome_controller_spec.rb

@@ -0,0 +1,10 @@
+require 'rails_helper'
+
+RSpec.describe WelcomeController, type: :controller do
+  # describe "GET index" do
+  #   it "is successful" do
+  #     get :index
+  #     expect(response.status).to eq 200
+  #   end
+  # end
+end

spec/helpers/albums_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+# Specs in this file have access to a helper object that includes
+# the AlbumsHelper. For example:
+#
+# describe AlbumsHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       expect(helper.concat_strings("this","that")).to eq("this that")
+#     end
+#   end
+# end
+RSpec.describe AlbumsHelper, type: :helper do
+  #pending "add some examples to (or delete) #{__FILE__}"
+end

spec/helpers/books_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+# Specs in this file have access to a helper object that includes
+# the BooksHelper. For example:
+#
+# describe BooksHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       expect(helper.concat_strings("this","that")).to eq("this that")
+#     end
+#   end
+# end
+RSpec.describe BooksHelper, type: :helper do
+  #pending "add some examples to (or delete) #{__FILE__}"
+end

spec/helpers/movies_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'rails_helper'
+
+# Specs in this file have access to a helper object that includes
+# the MoviesHelper. For example:
+#
+# describe MoviesHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       expect(helper.concat_strings("this","that")).to eq("this that")
+#     end
+#   end
+# end
+RSpec.describe MoviesHelper, type: :helper do
+  #pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/album_spec.rb

@@ -0,0 +1,21 @@
+require 'rails_helper'
+
+RSpec.describe Album, type: :model do
+  # describe ".validates" do
+  #   it "must have a body" do
+  #     expect(Post.new(body: nil)).to_not be_valid
+  #   end
+  #
+  #   it "can't have 141 characters" do
+  #     expect(Post.new(body: "a" * 141)).to be_invalid
+  #   end
+  #
+  #   it "can have 140 characters" do
+  #     expect(Post.new(body: "a" * 140)).to be_valid
+  #   end
+  # end
+  #
+  # it "counts its characters" do
+  #   expect(Post.new(body: "b" * 122).character_count).to eq 122
+  # end
+end

spec/models/book_spec.rb

@@ -0,0 +1,21 @@
+require 'rails_helper'
+
+RSpec.describe Book, type: :model do
+  # describe ".validates" do
+  #   it "must have a body" do
+  #     expect(Post.new(body: nil)).to_not be_valid
+  #   end
+  #
+  #   it "can't have 141 characters" do
+  #     expect(Post.new(body: "a" * 141)).to be_invalid
+  #   end
+  #
+  #   it "can have 140 characters" do
+  #     expect(Post.new(body: "a" * 140)).to be_valid
+  #   end
+  # end
+  #
+  # it "counts its characters" do
+  #   expect(Post.new(body: "b" * 122).character_count).to eq 122
+  # end
+end

spec/models/movie_spec.rb

@@ -0,0 +1,21 @@
+require 'rails_helper'
+
+RSpec.describe Movie, type: :model do
+  # describe ".validates" do
+  #   it "must have a body" do
+  #     expect(Post.new(body: nil)).to_not be_valid
+  #   end
+  #
+  #   it "can't have 141 characters" do
+  #     expect(Post.new(body: "a" * 141)).to be_invalid
+  #   end
+  #
+  #   it "can have 140 characters" do
+  #     expect(Post.new(body: "a" * 140)).to be_valid
+  #   end
+  # end
+  #
+  # it "counts its characters" do
+  #   expect(Post.new(body: "b" * 122).character_count).to eq 122
+  # end
+end

spec/rails_helper.rb

@@ -0,0 +1,57 @@
+# This file is copied to spec/ when you run 'rails generate rspec:install'
+ENV['RAILS_ENV'] ||= 'test'
+require File.expand_path('../../config/environment', __FILE__)
+# Prevent database truncation if the environment is production
+abort("The Rails environment is running in production mode!") if Rails.env.production?
+require 'spec_helper'
+require 'rspec/rails'
+# Add additional requires below this line. Rails is not loaded until this point!
+
+# Requires supporting ruby files with custom matchers and macros, etc, in
+# spec/support/ and its subdirectories. Files matching `spec/**/*_spec.rb` are
+# run as spec files by default. This means that files in spec/support that end
+# in _spec.rb will both be required and run as specs, causing the specs to be
+# run twice. It is recommended that you do not name files matching this glob to
+# end with _spec.rb. You can configure this pattern with the --pattern
+# option on the command line or in ~/.rspec, .rspec or `.rspec-local`.
+#
+# The following line is provided for convenience purposes. It has the downside
+# of increasing the boot-up time by auto-requiring all files in the support
+# directory. Alternatively, in the individual `*_spec.rb` files, manually
+# require only the support files necessary.
+#
+# Dir[Rails.root.join('spec/support/**/*.rb')].each { |f| require f }
+
+# Checks for pending migration and applies them before tests are run.
+# If you are not using ActiveRecord, you can remove this line.
+ActiveRecord::Migration.maintain_test_schema!
+
+RSpec.configure do |config|
+  # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
+  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+
+  # If you're not using ActiveRecord, or you'd prefer not to run each of your
+  # examples within a transaction, remove the following line or assign false
+  # instead of true.
+  config.use_transactional_fixtures = true
+
+  # RSpec Rails can automatically mix in different behaviours to your tests
+  # based on their file location, for example enabling you to call `get` and
+  # `post` in specs under `spec/controllers`.
+  #
+  # You can disable this behaviour by removing the line below, and instead
+  # explicitly tag your specs with their type, e.g.:
+  #
+  #     RSpec.describe UsersController, :type => :controller do
+  #       # ...
+  #     end
+  #
+  # The different available types are documented in the features, such as in
+  # https://relishapp.com/rspec/rspec-rails/docs
+  config.infer_spec_type_from_file_location!
+
+  # Filter lines from Rails gems in backtraces.
+  config.filter_rails_from_backtrace!
+  # arbitrary gems may also be filtered via:
+  # config.filter_gems_from_backtrace("gem name")
+end

spec/spec_helper.rb

@@ -0,0 +1,92 @@
+# This file was generated by the `rails generate rspec:install` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# The `.rspec` file also contains a few flags that are not defaults but that
+# users commonly want.
+#
+# See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  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"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  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
+
+# The settings below are suggested to provide a good initial experience
+# with RSpec, but feel free to customize to your heart's content.
+=begin
+  # 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
+
+  # Allows RSpec to persist some state between runs in order to support
+  # the `--only-failures` and `--next-failure` CLI options. We recommend
+  # you configure your source control system to ignore this file.
+  config.example_status_persistence_file_path = "spec/examples.txt"
+
+  # Limits the available syntax to the non-monkey patched syntax that is
+  # recommended. For more details, see:
+  #   - http://rspec.info/blog/2012/06/rspecs-new-expectation-syntax/
+  #   - http://www.teaisaweso.me/blog/2013/05/27/rspecs-new-message-expectation-syntax/
+  #   - http://rspec.info/blog/2014/05/notable-changes-in-rspec-3/#zero-monkey-patching-mode
+  config.disable_monkey_patching!
+
+  # 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
+=end
+end