fix: #203 lazy create and attach to a page after reset (#260)

* fix: #203 lazy create and attach to a page after reset

* fix: linter

lib/capybara/cuprite/browser.rb

@@ -17,7 +17,7 @@ def initialize(options = nil)
         @options.url_blacklist = prepare_wildcards(options&.dig(:url_blacklist))
         @options.url_whitelist = prepare_wildcards(options&.dig(:url_whitelist))
 
-        @page = false
+        @page = nil
       end
 
       def command(...)
@@ -28,20 +28,20 @@ def command(...)
       end
 
       def page
-        raise Ferrum::NoSuchPageError if @page.nil?
+        raise Ferrum::NoSuchPageError if @page&.closed?
 
         @page ||= attach_page
       end
 
       def reset
         super
         @options.reset_window_size
-        @page = attach_page
+        @page = nil
       end
 
       def quit
         super
-        @page = false
+        @page = nil
       end
 
       def resize(**options)
@@ -122,7 +122,7 @@ def close_window(target_id)
         target = targets[target_id]
         raise Ferrum::NoSuchPageError unless target
 
-        @page = nil if @page.target_id == target.id
+        @page = ClosedPage.new if @page.target_id == target.id
         target.page.close
         targets.delete(target_id) # page.close is async, delete target asap
       end

lib/capybara/cuprite/page.rb

@@ -4,6 +4,12 @@
 
 module Capybara
   module Cuprite
+    class ClosedPage
+      def closed?
+        true
+      end
+    end
+
     class Page < Ferrum::Page
       MODAL_WAIT = ENV.fetch("CUPRITE_MODAL_WAIT", 0.05).to_f
       TRIGGER_CLICK_WAIT = ENV.fetch("CUPRITE_TRIGGER_CLICK_WAIT", 0.1).to_f
@@ -129,6 +135,10 @@ def title
         active_frame.current_title
       end
 
+      def closed?
+        false
+      end
+
       private
 
       def prepare_page

spec/spec_helper.rb

@@ -87,7 +87,12 @@ module TestSessions
       #has_element? should be true if the given element is on the page
     REGEXP
 
+    intentional_skip = <<~REGEXP.split("\n").map { |s| Regexp.quote(s.strip) }.join("|")
+      Capybara::Session Cuprite #reset_session! closes extra windows
+    REGEXP
+
     metadata[:skip] = true if metadata[:full_description].match(/#{regexes}/)
+    metadata[:skip] = "Intentionally skipped" if metadata[:full_description].match(/#{intentional_skip}/)
     metadata[:skip] = true if metadata[:requires]&.include?(:active_element)
   end