Add coverage measurement and reporting

.github/workflows/push.yml

@@ -13,7 +13,11 @@ jobs:
       - uses: actions/checkout@v4
       - uses: ./.github/actions/setup
       - name: Run tests
-        run: bundle exec rake spec
+        uses: paambaati/[email protected]
+        with:
+          coverageCommand: bundle exec rake spec
+        env:
+          CC_TEST_REPORTER_ID: 5dd5918c241368d9507f58b71461de2d22d4f18ca23aadb23dc7ff2d707dabf6
   lint:
     runs-on: ubuntu-latest
     steps:

caber.gemspec

@@ -22,4 +22,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec-rails", "~> 6.1"
   spec.add_development_dependency "factory_bot_rails", "~> 6.4"
   spec.add_development_dependency "standardrb"
+  spec.add_development_dependency "simplecov", "~> 0.22"
 end

spec/rails_helper.rb

@@ -1,4 +1,7 @@
 # This file is copied to spec/ when you run 'rails generate rspec:install'
+require "simplecov"]
+SimpleCov.start :rails
+
 require "spec_helper"
 ENV["RAILS_ENV"] ||= "test"
 require File.expand_path("../dummy/config/environment", __FILE__)