test: update codecov workflow

.github/workflows/ci.yml

@@ -69,3 +69,5 @@ jobs:
       - name: Run tests
         run: bin/rspec -fd
         continue-on-error: ${{ matrix.allow-failure }}
+      - name: Send test coverage report to codecov.io
+        uses: codecov/codecov-action@v4

Gemfile

@@ -45,7 +45,7 @@ gem 'dalli'
 gem 'rest-client'
 
 group :test do
-  gem 'codecov', :require => false
+  gem 'simplecov-cobertura', :require => false
   gem 'mongoid_cleaner', '~> 1.2.0'
   gem 'factory_bot'
   gem 'faker'

Gemfile.lock

@@ -29,8 +29,6 @@ GEM
     bigdecimal (3.1.6)
     bson (4.15.0)
     bson_ext (1.5.1)
-    codecov (0.6.0)
-      simplecov (>= 0.15, < 0.22)
     coderay (1.1.3)
     concurrent-ruby (1.2.3)
     crack (1.0.0)
@@ -201,10 +199,13 @@ GEM
     rspec-support (3.13.0)
     ruby2_keywords (0.0.5)
     shellany (0.0.1)
-    simplecov (0.21.2)
+    simplecov (0.22.0)
       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_json_formatter (0.1.4)
     sinatra (4.0.0)
@@ -241,7 +242,6 @@ DEPENDENCIES
   bson
   bson_ext
   bundler
-  codecov
   dalli
   ddtrace
   delayed_job
@@ -272,6 +272,7 @@ DEPENDENCIES
   rspec
   rspec-collection_matchers
   rspec-its
+  simplecov-cobertura
   sinatra
   sinatra-param (~> 1.4)
   timecop (~> 0.9.5)

spec/spec_helper.rb

@@ -3,8 +3,8 @@
 require 'simplecov'
 SimpleCov.start
 if ENV['CI']=='true'
-  require 'codecov'
-  SimpleCov.formatter = SimpleCov::Formatter::Codecov
+  require 'simplecov-cobertura'
+  SimpleCov.formatter = SimpleCov::Formatter::CoberturaFormatter
 end
 
 require File.join(File.dirname(__FILE__), '..', 'app')