feat: add connector

.rspec

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+--require spec_helper

.rubocop.yml

@@ -0,0 +1,17 @@
+AllCops:
+  Exclude:
+    - 'spec/spec_helper.rb'
+    - 'spec/rails_helper.rb'
+    - 'spec/dummy/**/*'
+    - 'bin/**/*'
+
+Style/Documentation:
+  Enabled: false
+
+Metrics/BlockLength:
+  Exclude:
+    - 'spec/**/*'
+
+Style/FrozenStringLiteralComment:
+  Exclude:
+    - 'spec/**/*'

Dockerfile

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+FROM ruby:2.5
+RUN apt-get update -qq
+RUN gem install bundler
+WORKDIR /app
+COPY Gemfile Gemfile.lock /app/
+RUN bundle install
+COPY . /app

Gemfile.lock

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+PATH
+  remote: .
+  specs:
+    e2e_tests_connector (0.1.0)
+      rails
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    actioncable (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+    actionmailbox (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      mail (>= 2.7.1)
+    actionmailer (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      actionview (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 2.0)
+    actionpack (6.1.3.2)
+      actionview (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      rack (~> 2.0, >= 2.0.9)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actiontext (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      nokogiri (>= 1.8.5)
+    actionview (6.1.3.2)
+      activesupport (= 6.1.3.2)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (6.1.3.2)
+      activesupport (= 6.1.3.2)
+      globalid (>= 0.3.6)
+    activemodel (6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activerecord (6.1.3.2)
+      activemodel (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+    activestorage (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      marcel (~> 1.0.0)
+      mini_mime (~> 1.0.2)
+    activesupport (6.1.3.2)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
+    ast (2.4.2)
+    builder (3.2.4)
+    byebug (11.1.3)
+    concurrent-ruby (1.1.9)
+    crass (1.0.6)
+    database_cleaner-active_record (2.0.1)
+      activerecord (>= 5.a)
+      database_cleaner-core (~> 2.0.0)
+    database_cleaner-core (2.0.1)
+    diff-lcs (1.4.4)
+    erubi (1.10.0)
+    factory_bot (6.2.0)
+      activesupport (>= 5.0.0)
+    factory_bot_rails (6.2.0)
+      factory_bot (~> 6.2.0)
+      railties (>= 5.0.0)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
+    i18n (1.8.10)
+      concurrent-ruby (~> 1.0)
+    loofah (2.9.1)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    marcel (1.0.1)
+    method_source (1.0.0)
+    mini_mime (1.0.3)
+    mini_portile2 (2.5.3)
+    minitest (5.14.4)
+    nio4r (2.5.7)
+    nokogiri (1.11.7)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
+    parallel (1.20.1)
+    parser (3.0.1.1)
+      ast (~> 2.4.1)
+    racc (1.5.2)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (6.1.3.2)
+      actioncable (= 6.1.3.2)
+      actionmailbox (= 6.1.3.2)
+      actionmailer (= 6.1.3.2)
+      actionpack (= 6.1.3.2)
+      actiontext (= 6.1.3.2)
+      actionview (= 6.1.3.2)
+      activejob (= 6.1.3.2)
+      activemodel (= 6.1.3.2)
+      activerecord (= 6.1.3.2)
+      activestorage (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      bundler (>= 1.15.0)
+      railties (= 6.1.3.2)
+      sprockets-rails (>= 2.0.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.1.3.2)
+      actionpack (= 6.1.3.2)
+      activesupport (= 6.1.3.2)
+      method_source
+      rake (>= 0.8.7)
+      thor (~> 1.0)
+    rainbow (3.0.0)
+    rake (13.0.3)
+    regexp_parser (2.1.1)
+    rexml (3.2.5)
+    rspec-core (3.10.1)
+      rspec-support (~> 3.10.0)
+    rspec-expectations (3.10.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.10.0)
+    rspec-mocks (3.10.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.10.0)
+    rspec-rails (5.0.1)
+      actionpack (>= 5.2)
+      activesupport (>= 5.2)
+      railties (>= 5.2)
+      rspec-core (~> 3.10)
+      rspec-expectations (~> 3.10)
+      rspec-mocks (~> 3.10)
+      rspec-support (~> 3.10)
+    rspec-support (3.10.2)
+    rubocop (1.16.0)
+      parallel (~> 1.10)
+      parser (>= 3.0.0.0)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml
+      rubocop-ast (>= 1.7.0, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 1.4.0, < 3.0)
+    rubocop-ast (1.7.0)
+      parser (>= 3.0.1.1)
+    ruby-progressbar (1.11.0)
+    sprockets (4.0.2)
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (3.2.2)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    sqlite3 (1.4.2)
+    thor (1.1.0)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    unicode-display_width (2.0.0)
+    websocket-driver (0.7.4)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    zeitwerk (2.4.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  byebug
+  database_cleaner-active_record
+  e2e_tests_connector!
+  factory_bot_rails
+  rspec-rails (~> 5.0.0)
+  rubocop
+  sqlite3
+
+BUNDLED WITH
+   2.2.19

app/controllers/e2e_tests_connector/connector_controller.rb

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+# frozen_string_literal: true
+
+module E2eTestsConnector
+  class ConnectorController < ApplicationController
+    def call
+      case params[:kind]
+      when 'reset_db'
+        run_reset_db
+      when 'factory'
+        run_factory
+      when 'init_default_mocks'
+        init_custom_mocks
+      else
+        run_command
+      end
+    end
+
+    private
+
+    def single_command?
+      params[:commands].is_a?(String)
+    end
+
+    def run_reset_db
+      E2eTestsConnector::Config.reset_db.call(params)
+      render json: { res: nil }
+    end
+
+    def run_factory
+      res = E2eTestsConnector::Config.run_factory.call(params)
+      render json: { res: single_command? ? res.first : res }
+    end
+
+    def run_command
+      res = Array(params[:commands]).map { |cmd| eval(cmd) } # rubocop:disable Security/Eval
+      render json: { res: single_command? ? res.first : res }
+    end
+
+    def init_custom_mocks
+      E2eTestsConnector::Config.init_custom_mocks.call(params)
+      render json: { res: nil }
+    end
+  end
+end

docker-compose.yaml

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+version: '2'
+
+services:
+  test:
+    build: .
+    command: sh -c 'bundle exec rspec'
+    volumes:
+      - .:/app
+      - bundler_gems:/usr/local/bundle/
+
+volumes:
+  bundler_gems:

lib/e2e_tests_connector/config.rb

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+# frozen_string_literal: true
+
+require 'rspec/rails' if defined?(RSpec)
+require './spec/rails_helper' if defined?(RSpec)
+require 'database_cleaner/active_record' if defined?(DatabaseCleaner)
+
+module E2eTestsConnector
+  class Config
+    # By default void
+    # @return nil
+    cattr_accessor :init_custom_mocks do
+      lambda do |_params|
+      end
+    end
+
+    # By default using database cleaner
+    # @return nil
+    cattr_accessor :reset_db do
+      lambda do |_params|
+        DatabaseCleaner.strategy = :truncation
+        DatabaseCleaner.clean
+      end
+    end
+
+    # By default using factory bot
+    # @return (Array<ActiveRecord>)
+    cattr_accessor :run_factory do
+      lambda do |params|
+        Array(params[:commands]).map do |cmd|
+          FactoryBot.class_eval(cmd).as_json(params[:jsonArgs])
+        end
+      end
+    end
+  end
+end