Do all the things

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+name: Tests
+
+on:
+  pull_request:
+    branches:
+      - '*'
+  push:
+    branches:
+      - master
+jobs:
+  sqlite:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby: [ '2.6', '2.7', '3.0']
+        gemfile:
+          - rails_6
+          - rails_6_1
+          - rails_master
+    env:
+      BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
+      BUNDLE_PATH_RELATIVE_TO_CWD: true
+
+    steps:
+      - uses: actions/checkout@master
+
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler: default
+          bundler-cache: true
+
+      - name: StandardRb check
+        run: bundle exec standardrb
+
+      - name: Run tests
+        env:
+          DATABASE_URL: "sqlite3:noticed_test"
+          RAILS_ENV: test
+        run: |
+          bundle exec rails db:test:prepare
+          bundle exec rails test

.gitignore

@@ -1,8 +1,11 @@
 /.bundle/
-/.yardoc
-/_yardoc/
-/coverage/
 /doc/
+/log/*.log
 /pkg/
-/spec/reports/
 /tmp/
+/test/dummy/db/*.sqlite3
+/test/dummy/db/*.sqlite3-*
+/test/dummy/log/*.log
+/test/dummy/storage/
+/test/dummy/tmp/
+.byebug_history

Appraisals

@@ -0,0 +1,11 @@
+appraise "rails-6" do
+  gem "rails", "~> 6.0.0"
+end
+
+appraise "rails-6-1" do
+  gem "rails", "~> 6.1.0"
+end
+
+appraise "rails-master" do
+  gem "rails", github: "rails/rails", branch: "main"
+end

Gemfile

@@ -1,10 +1,12 @@
-# frozen_string_literal: true
-
 source "https://rubygems.org"
+git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-# Specify your gem's dependencies in prefixed_ids.gemspec
+# Specify your gem's dependencies in prefixed_ids.gemspec.
 gemspec
 
-gem "rake", "~> 13.0"
+group :development do
+  gem "sqlite3"
+end
 
-gem "minitest", "~> 5.0"
+# To use a debugger
+# gem 'byebug', group: [:development, :test]

Gemfile.lock

@@ -0,0 +1,180 @@
+PATH
+  remote: .
+  specs:
+    prefixed_ids (0.1.0)
+      rails (>= 6.0.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    actioncable (6.1.1)
+      actionpack (= 6.1.1)
+      activesupport (= 6.1.1)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+    actionmailbox (6.1.1)
+      actionpack (= 6.1.1)
+      activejob (= 6.1.1)
+      activerecord (= 6.1.1)
+      activestorage (= 6.1.1)
+      activesupport (= 6.1.1)
+      mail (>= 2.7.1)
+    actionmailer (6.1.1)
+      actionpack (= 6.1.1)
+      actionview (= 6.1.1)
+      activejob (= 6.1.1)
+      activesupport (= 6.1.1)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 2.0)
+    actionpack (6.1.1)
+      actionview (= 6.1.1)
+      activesupport (= 6.1.1)
+      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 (6.1.1)
+      actionpack (= 6.1.1)
+      activerecord (= 6.1.1)
+      activestorage (= 6.1.1)
+      activesupport (= 6.1.1)
+      nokogiri (>= 1.8.5)
+    actionview (6.1.1)
+      activesupport (= 6.1.1)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (6.1.1)
+      activesupport (= 6.1.1)
+      globalid (>= 0.3.6)
+    activemodel (6.1.1)
+      activesupport (= 6.1.1)
+    activerecord (6.1.1)
+      activemodel (= 6.1.1)
+      activesupport (= 6.1.1)
+    activestorage (6.1.1)
+      actionpack (= 6.1.1)
+      activejob (= 6.1.1)
+      activerecord (= 6.1.1)
+      activesupport (= 6.1.1)
+      marcel (~> 0.3.1)
+      mimemagic (~> 0.3.2)
+    activesupport (6.1.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
+    appraisal (2.3.0)
+      bundler
+      rake
+      thor (>= 0.14.0)
+    ast (2.4.2)
+    builder (3.2.4)
+    concurrent-ruby (1.1.8)
+    crass (1.0.6)
+    erubi (1.10.0)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
+    i18n (1.8.8)
+      concurrent-ruby (~> 1.0)
+    loofah (2.9.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    marcel (0.3.3)
+      mimemagic (~> 0.3.2)
+    method_source (1.0.0)
+    mimemagic (0.3.5)
+    mini_mime (1.0.2)
+    minitest (5.14.3)
+    nio4r (2.5.5)
+    nokogiri (1.11.1-x86_64-darwin)
+      racc (~> 1.4)
+    parallel (1.20.1)
+    parser (3.0.0.0)
+      ast (~> 2.4.1)
+    racc (1.5.2)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (6.1.1)
+      actioncable (= 6.1.1)
+      actionmailbox (= 6.1.1)
+      actionmailer (= 6.1.1)
+      actionpack (= 6.1.1)
+      actiontext (= 6.1.1)
+      actionview (= 6.1.1)
+      activejob (= 6.1.1)
+      activemodel (= 6.1.1)
+      activerecord (= 6.1.1)
+      activestorage (= 6.1.1)
+      activesupport (= 6.1.1)
+      bundler (>= 1.15.0)
+      railties (= 6.1.1)
+      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 (6.1.1)
+      actionpack (= 6.1.1)
+      activesupport (= 6.1.1)
+      method_source
+      rake (>= 0.8.7)
+      thor (~> 1.0)
+    rainbow (3.0.0)
+    rake (13.0.3)
+    regexp_parser (2.0.3)
+    rexml (3.2.4)
+    rubocop (1.10.0)
+      parallel (~> 1.10)
+      parser (>= 3.0.0.0)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml
+      rubocop-ast (>= 1.2.0, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 1.4.0, < 3.0)
+    rubocop-ast (1.4.1)
+      parser (>= 2.7.1.5)
+    rubocop-performance (1.9.2)
+      rubocop (>= 0.90.0, < 2.0)
+      rubocop-ast (>= 0.4.0)
+    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)
+    standard (0.13.0)
+      rubocop (= 1.10.0)
+      rubocop-performance (= 1.9.2)
+    standardrb (1.0.0)
+      standard
+    thor (1.1.0)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    unicode-display_width (2.0.0)
+    websocket-driver (0.7.3)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    zeitwerk (2.4.2)
+
+PLATFORMS
+  x86_64-darwin-20
+
+DEPENDENCIES
+  appraisal
+  prefixed_ids!
+  sqlite3
+  standardrb
+
+BUNDLED WITH
+   2.2.3