Add Ruby test CI (#1242)

* test: add test all Ruby code

* test: add ruby test ci

* Update ruby.yml

---------

Co-authored-by: Yudong Jin <krahets@163.com>

.github/workflows/ruby.yml

@@ -0,0 +1,37 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by separate terms of service, privacy policy, and support documentation.
+# This workflow will download a prebuilt Ruby version, install dependencies and run tests with Rake。
+# For more information see: https://github.com/marketplace/actions/setup-ruby-jruby-and-truffleruby
+
+name: Ruby
+
+on:
+  push:
+    branches: [ "main" ]
+    paths: ["codes/ruby/**/*.rb"]
+  pull_request:
+    branches: [ "main" ]
+    paths: ["codes/ruby/**/*.rb"]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+
+    name: Ruby ${{ matrix.ruby-version }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        ruby-version: ['3.3']
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby-version }}
+    - name: Run tests
+      run: ruby codes/ruby/test_all.rb

codes/ruby/test_all.rb

@@ -0,0 +1,23 @@
+require 'open3'
+
+start_time = Time.now
+ruby_code_dir = File.dirname(__FILE__)
+files = Dir.glob("#{ruby_code_dir}/chapter_*/*.rb")
+
+errors = []
+
+files.each do |file|
+  stdout, stderr, status = Open3.capture3("ruby #{file}")
+  errors << stderr unless status.success?
+end
+
+puts "\x1b[34mTested #{files.count} files\x1b[m"
+
+unless errors.empty?
+  puts "\x1b[33mFound exception in #{errors.length} files\x1b[m"
+  raise errors.join("\n\n")
+else
+  puts "\x1b[32mPASS\x1b[m"
+end
+
+puts "Testing finishes after #{((Time.now - start_time) * 1000).round} ms"