Integrate with codecov

Third-party code coverage analysis:

https://docs.codecov.com/docs/quick-start

Settings for Joy of Rails:

https://app.codecov.io/gh/joyofrails/joyofrails.com/new

Setup included adding the Codecov GitHub app through the GitHub UI and
adding the CODECOV_TOKEN repository secret (obtained from the Joy of
Rails settings page in Codecov).

Author: rossta

.github/workflows/verify.yml

@@ -92,6 +92,11 @@ jobs:
           RAILS_ENV: test
         run: bin/rspec
 
+      - name: Upload coverage reports to Codecov
+        uses: codecov/[email protected]
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
   setup:
     name: Setup
     runs-on: ubuntu-latest
@@ -164,6 +169,11 @@ jobs:
         run: |
           npm run test -- --watch=false
 
+      - name: Upload coverage reports to Codecov
+        uses: codecov/[email protected]
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
   assets:
     name: Assets
     runs-on: ubuntu-latest

.simplecov

@@ -1,8 +1,12 @@
 # frozen_string_literal: true
 
-require "simplecov-tailwindcss"
-
-SimpleCov.formatter = SimpleCov::Formatter::TailwindFormatter
+if ENV["CI"]
+  require "simplecov-cobertura"
+  SimpleCov.formatter = SimpleCov::Formatter::CoberturaFormatter
+else
+  require "simplecov-tailwindcss"
+  SimpleCov.formatter = SimpleCov::Formatter::TailwindFormatter
+end
 
 SimpleCov.profiles.define :joyofrails do
   load_profile "test_frameworks"

Gemfile

@@ -58,7 +58,8 @@ group :test do
   gem "selenium-webdriver" # Ruby bindings for Selenium [https://www.rubydoc.info/gems/selenium-webdriver/frames]
   gem "cuprite", git: "https://github.com/rubycdp/cuprite"
   gem "simplecov", require: false # Code coverage for Ruby [https://github.com/simplecov-ruby/simplecov]
-  gem "simplecov-tailwindcss", require: false
+  gem "simplecov-tailwindcss", require: false # Alternative HTML formatter for SimpleCov [https://github.com/chiefpansancolt/simplecov-tailwindcss]
+  gem "simplecov-cobertura", require: false # Produces Cobertura formatted XML from SimpleCov. [https://github.com/dashingrocket/simplecov-cobertura]
   gem "webmock", require: false # Library for stubbing HTTP requests [https://github.com/bblimke/webmock]
 end
 

Gemfile.lock

@@ -437,6 +437,9 @@ GEM
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)
+    simplecov-cobertura (2.1.0)
+      rexml
+      simplecov (~> 0.19)
     simplecov-html (0.12.3)
     simplecov-tailwindcss (2.2.0)
       simplecov (~> 0.16)
@@ -574,6 +577,7 @@ DEPENDENCIES
   ruby_wasm (~> 2.5)
   selenium-webdriver
   simplecov
+  simplecov-cobertura
   simplecov-tailwindcss
   sitepress-rails
   solid_cache