discourse/spec/system/page_objects/cdp.rb

# frozen_string_literal: true

module PageObjects
  class CDP
    include Capybara::DSL
    include SystemHelpers
    include RSpec::Matchers

    def allow_clipboard
      cdp_params = {
        origin: page.server_url,
        permission: {
          name: "clipboard-read",
        },
        setting: "granted",
      }
      page.driver.browser.execute_cdp("Browser.setPermission", **cdp_params)

      cdp_params = {
        origin: page.server_url,
        permission: {
          name: "clipboard-write",
        },
        setting: "granted",
      }
      page.driver.browser.execute_cdp("Browser.setPermission", **cdp_params)
    end

    def read_clipboard
      page.evaluate_async_script("navigator.clipboard.readText().then(arguments[0])")
    end

    def write_clipboard(content, html: false)
      if html
        page.evaluate_async_script(
          "navigator.clipboard.write([
        new ClipboardItem({
          'text/html': new Blob([arguments[0]], { type: 'text/html' }),
          'text/plain': new Blob([arguments[0]], { type: 'text/plain' })
        })
      ]).then(arguments[1])",
          content,
        )
      else
        page.evaluate_async_script(
          "navigator.clipboard.writeText(arguments[0]).then(arguments[1])",
          content,
        )
      end
    end

    def clipboard_has_text?(text, chomp: false, strict: true)
      try_until_success do
        clipboard_text = chomp ? read_clipboard.chomp : read_clipboard
        expect(clipboard_text).to strict ? eq(text) : include(text)
      end
    end

    def copy_paste(text, html: false)
      allow_clipboard
      write_clipboard(text, html: html)
      paste
    end

    def paste
      page.send_keys([PLATFORM_KEY_MODIFIER, "v"])
    end

    def with_network_disconnected
      begin
        page.driver.browser.network_conditions = { offline: true }
        yield
      ensure
        page.driver.browser.network_conditions = { offline: false }
      end
    end

    def with_slow_download
      begin
        page.driver.browser.network_conditions = { latency: 20_000, download_throughput: 1 }
        yield
      ensure
        page.driver.browser.network_conditions = { latency: 0 }
      end
    end

    def with_slow_upload
      begin
        page.driver.browser.network_conditions = { latency: 20_000, upload_throughput: 1 }
        yield
      ensure
        page.driver.browser.network_conditions = { latency: 0 }
      end
    end
  end
end