Add support for TruffleRuby

Author: p0deje

.github/workflows/ci-ruby.yml

@@ -186,7 +186,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ '2.7.6', '3.1.2' ]
+        ruby: [ '2.7.6', '3.1.2', 'truffleruby-22.3.0' ]
     steps:
       - name: Checkout source tree
         uses: actions/checkout@v2

rb/lib/selenium/webdriver/common/platform.rb

@@ -78,6 +78,10 @@ def jruby?
         engine == :jruby
       end
 
+      def truffleruby?
+        engine == :truffleruby
+      end
+
       def ruby_version
         RUBY_VERSION
       end

rb/spec/integration/selenium/webdriver/spec_support/rack_server.rb

@@ -35,7 +35,7 @@ def initialize(path, port = nil)
         end
 
         def start
-          if Platform.jruby? || Platform.windows?
+          if Platform.jruby? || Platform.windows? || Platform.truffleruby?
             start_threaded
           else
             start_forked

rb/spec/unit/selenium/webdriver/file_reaper_spec.rb

@@ -56,7 +56,7 @@ module WebDriver
         expect(tmp_file).to exist
       end
 
-      unless Platform.jruby? || Platform.windows?
+      unless Platform.jruby? || Platform.windows? || Platform.truffleruby?
         it 'reaps files only for the current pid' do
           expect(tmp_file).to exist
 

rb/spec/unit/selenium/webdriver/socket_poller_spec.rb

@@ -49,7 +49,7 @@ def poller(port)
           wait  = Time.parse('2010-01-01 00:00:04')
           stop  = Time.parse('2010-01-01 00:00:06')
 
-          expect(Process).to receive(:clock_gettime).and_return(start, wait, stop)
+          allow(Process).to receive(:clock_gettime).and_return(start, wait, stop)
           expect(poller(9251)).not_to be_connected
         end
       end
@@ -64,7 +64,7 @@ def poller(port)
           wait  = Time.parse('2010-01-01 00:00:04').to_f
           stop  = Time.parse('2010-01-01 00:00:06').to_f
 
-          expect(Process).to receive(:clock_gettime).and_return(start, wait, stop)
+          allow(Process).to receive(:clock_gettime).and_return(start, wait, stop)
           expect(poller(9250)).not_to be_closed
         end
       end