[rb] create user-friendly method for enabling bidi

rb/lib/selenium/webdriver/common/options.rb

@@ -91,6 +91,14 @@ def add_option(name, value = nil)
         @options[name] = value
       end
 
+      def enable_bidi!
+        @options[:web_socket_url] = true
+      end
+
+      def bidi?
+        !!@options[:web_socket_url]
+      end
+
       def ==(other)
         return false unless other.is_a? self.class
 

rb/spec/integration/selenium/webdriver/chrome/options_spec.rb

@@ -43,6 +43,24 @@ module Chrome
             expect(ua).to eq('foo;bar')
           end
         end
+
+        it 'enables bidi' do
+          quit_driver
+
+          options = Selenium::WebDriver::Options.chrome
+          expect(options.web_socket_url).to be_nil
+          expect(options.bidi?).to be false
+
+          options.enable_bidi!
+          expect(options.web_socket_url).to be true
+          expect(options.bidi?).to be true
+
+          driver = Selenium::WebDriver.for :chrome, options: options
+
+          expect(driver.capabilities.web_socket_url).to be_a String
+
+          driver.quit
+        end
       end
     end # Chrome
   end # WebDriver

rb/spec/unit/selenium/webdriver/chrome/options_spec.rb

@@ -141,6 +141,18 @@ module Chrome
           end
         end
 
+        describe '#enable_bidi!' do
+          it 'allows setting and querying bidi' do
+            expect(options.web_socket_url).to be_nil
+            expect(options.bidi?).to be false
+
+            options.enable_bidi!
+
+            expect(options.bidi?).to be true
+            expect(options.web_socket_url).to be true
+          end
+        end
+
         describe '#add_extension' do
           it 'adds an extension' do
             allow(File).to receive(:file?).and_return(true)