Class: Capybara::Cuprite::Driver

Inherits:
Driver::Base
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/capybara/cuprite/driver.rb

Constant Summary collapse

DEFAULT_MAXIMIZE_SCREEN_SIZE = 
[1366, 768].freeze
EXTENSION = 
File.expand_path("javascripts/index.js", __dir__)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Driver

Returns a new instance of Driver.



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# File 'lib/capybara/cuprite/driver.rb', line 26

def initialize(app, options = {})
  @app     = app
  @options = options.dup
  @started = false

  @options[:extensions] ||= []
  @options[:extensions] << EXTENSION

  @screen_size = @options.delete(:screen_size)
  @screen_size ||= DEFAULT_MAXIMIZE_SCREEN_SIZE
  @options[:save_path] ||= File.expand_path(Capybara.save_path) if Capybara.save_path

  # It's set for debug() to make devtools tab open correctly.
  @options[:browser_options] ||= {}
  unless @options[:browser_options][:"remote-allow-origins"]
    @options[:browser_options].merge!("remote-allow-origins": "*")
  end

  super()
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/capybara/cuprite/driver.rb', line 24

def app
  @app
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/capybara/cuprite/driver.rb', line 24

def options
  @options
end

#paper_size=(value) ⇒ Object (writeonly)

Sets the attribute paper_size

Parameters:

  • value —

    the value to set the attribute paper_size to.



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# File 'lib/capybara/cuprite/driver.rb', line 165

def paper_size=(value)
  @paper_size = value
end

#screen_size ⇒ Object (readonly)

Returns the value of attribute screen_size.



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# File 'lib/capybara/cuprite/driver.rb', line 24

def screen_size
  @screen_size
end

Instance Method Details

#accept_modal(type, options = {}) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 329

def accept_modal(type, options = {})
  case type
  when :alert, :confirm
    browser.accept_confirm
  when :prompt
    browser.accept_prompt(options[:with])
  end

  yield if block_given?

  browser.find_modal(options)
end

#active_element ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 72

def active_element
  Node.new(self, browser.active_element)
end

#add_header(name, value, permanent: true) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 232

def add_header(name, value, permanent: true)
  browser.headers.add({ name => value }, permanent: permanent)
end

#add_headers(headers) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 228

def add_headers(headers)
  browser.headers.add(headers)
end

#basic_authorize(user, password) ⇒ Object Also known as: authorize 



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# File 'lib/capybara/cuprite/driver.rb', line 270

def basic_authorize(user, password)
  browser.network.authorize(user: user, password: password) do |request, _index, _total|
    request.continue
  end
end

#browser ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 51

def browser
  @browser ||= Browser.new(@options)
end

#clear_cookies ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 258

def clear_cookies
  browser.cookies.clear
end

#clear_memory_cache ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 266

def clear_memory_cache
  browser.network.clear(:cache)
end

#clear_network_traffic ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 212

def clear_network_traffic
  browser.network.clear(:traffic)
end

#click(x, y) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 88

def click(x, y)
  browser.mouse.click(x: x, y: y)
end

#cookies ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 240

def cookies
  browser.cookies.all
end

#debug ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 277

def debug(...)
  browser.debug(...)
end

#dismiss_modal(type, options = {}) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 342

def dismiss_modal(type, options = {})
  case type
  when :confirm
    browser.dismiss_confirm
  when :prompt
    browser.dismiss_prompt
  end

  yield if block_given?

  browser.find_modal(options)
end

#evaluate_async_script(script, *args) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 97

def evaluate_async_script(script, *args)
  result = browser.evaluate_async(script, session_wait_time, *native_args(args))
  unwrap_script_result(result)
end

#evaluate_script(script, *args) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 92

def evaluate_script(script, *args)
  result = browser.evaluate(script, *native_args(args))
  unwrap_script_result(result)
end

#execute_script(script, *args) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 102

def execute_script(script, *args)
  browser.execute(script, *native_args(args))
  nil
end

#find(method, selector) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 84

def find(method, selector)
  browser.find(method, selector).map { |native| Node.new(self, native) }
end

#find_css(selector) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 80

def find_css(selector)
  find(:css, selector)
end

#find_xpath(selector) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 76

def find_xpath(selector)
  find(:xpath, selector)
end

#frame_title ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 68

def frame_title
  evaluate_script("document.title")
end

#frame_url ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 60

def frame_url
  evaluate_script("window.location.href")
end

#fullscreen_window(handle) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 188

def fullscreen_window(handle)
  within_window(handle) do
    browser.resize(fullscreen: true)
  end
end

#headers ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 220

def headers
  browser.headers.get
end

#headers=(headers) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 224

def headers=(headers)
  browser.headers.set(headers)
end

#invalid_element_errors ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 321

def invalid_element_errors
  [Capybara::Cuprite::ObsoleteNode,
   Capybara::Cuprite::MouseEventFailed,
   Ferrum::CoordinatesNotFoundError,
   Ferrum::NoExecutionContextError,
   Ferrum::NodeNotFoundError]
end

#maximize_window(handle) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 178

def maximize_window(handle)
  resize_window_to(handle, *screen_size)
end

#needs_server? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/capybara/cuprite/driver.rb', line 47

def needs_server?
  true
end

#network_traffic(type = nil) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 198

def network_traffic(type = nil)
  traffic = browser.network.traffic

  case type.to_s
  when "all"
    traffic
  when "blocked"
    traffic.select(&:blocked?)
  else
    # when request isn't blocked
    traffic.reject(&:blocked?)
  end
end

#no_such_window_error ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 125

def no_such_window_error
  Ferrum::NoSuchPageError
end

#open_new_window ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 118

def open_new_window
  target = browser.default_context.create_target
  target.maybe_sleep_if_new_window
  target.page = Page.new(target.client, context_id: target.context_id, target_id: target.id)
  target.page
end

#pause ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 281

def pause
  # STDIN is not necessarily connected to a keyboard. It might even be closed.
  # So we need a method other than keypress to continue.

  # In jRuby - STDIN returns immediately from select
  # see https://github.com/jruby/jruby/issues/1783
  read, write = IO.pipe
  thread = Thread.new do
    IO.copy_stream($stdin, write)
    write.close
  end

  warn "Cuprite execution paused. Press enter (or run 'kill -CONT #{Process.pid}') to continue."

  signal = false
  old_trap = trap("SIGCONT") do
    signal = true
    warn "\nSignal SIGCONT received"
  end
  keyboard = read.wait_readable(1) until keyboard || signal # wait for data on STDIN or signal SIGCONT received

  unless signal
    begin
      input = read.read_nonblock(80) # clear out the read buffer
      puts unless input&.end_with?("\n")
    rescue EOFError, IO::WaitReadable
      # Ignore problems reading from STDIN.
    end
  end
ensure
  thread.kill
  read.close
  trap("SIGCONT", old_trap) # Restore the previous signal handler, if there was one.
  warn "Continuing"
end

#remove_cookie(name, **options) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 252

def remove_cookie(name, **options)
  options[:domain] = default_domain if options.empty?
  options = options.merge(name: name)
  browser.cookies.remove(**options)
end

#render_base64(format = :png, options = {}) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 151

def render_base64(format = :png, options = {})
  if pdf?(nil, options)
    options[:paperWidth] = @paper_size[:width].to_f if @paper_size
    options[:paperHeight] = @paper_size[:height].to_f if @paper_size
    browser.pdf(encoding: :base64, **options)
  else
    browser.screenshot(format: format, encoding: :base64, **options)
  end
end

#reset! ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 129

def reset!
  @zoom_factor = nil
  @paper_size = nil
  browser.url_blacklist = @options[:url_blacklist]
  browser.url_whitelist = @options[:url_whitelist]
  browser.reset
  @started = false
end

#resize(width, height) ⇒ Object Also known as: resize_window 



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# File 'lib/capybara/cuprite/driver.rb', line 167

def resize(width, height)
  browser.resize(width: width, height: height)
end

#resize_window_to(handle, width, height) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 172

def resize_window_to(handle, width, height)
  within_window(handle) do
    resize(width, height)
  end
end

#response_headers ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 236

def response_headers
  browser.network.response&.headers
end

#save_screenshot(path, options = {}) ⇒ Object Also known as: render 



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# File 'lib/capybara/cuprite/driver.rb', line 138

def save_screenshot(path, options = {})
  options[:scale] = @zoom_factor if @zoom_factor

  if pdf?(path, options)
    options[:paperWidth] = @paper_size[:width].to_f if @paper_size
    options[:paperHeight] = @paper_size[:height].to_f if @paper_size
    browser.pdf(path: path, **options)
  else
    browser.screenshot(path: path, **options)
  end
end

#scroll_to(left, top) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 194

def scroll_to(left, top)
  browser.mouse.scroll_to(left, top)
end

#set_cookie(name, value, options = {}) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 244

def set_cookie(name, value, options = {})
  options = options.dup
  options[:name]   ||= name
  options[:value]  ||= value
  options[:domain] ||= default_domain
  browser.cookies.set(**options)
end

#set_proxy(host, port, user = nil, password = nil, bypass = nil) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 216

def set_proxy(host, port, user = nil, password = nil, bypass = nil)
  @options.merge!(proxy: { host: host, port: port, user: user, password: password, bypass: bypass })
end

#source ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 64

def source
  browser.source.to_s
end

#switch_to_frame(locator) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 107

def switch_to_frame(locator)
  handle = case locator
           when Capybara::Node::Element
             locator.native.description["frameId"]
           when :parent, :top
             locator
           end

  browser.switch_to_frame(handle)
end

#visit(url) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 55

def visit(url)
  @started = true
  browser.visit(url)
end

#wait? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/capybara/cuprite/driver.rb', line 317

def wait?
  true
end

#wait_for_network_idle(**options) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 262

def wait_for_network_idle(**options)
  browser.network.wait_for_idle(**options)
end

#window_size(handle) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 182

def window_size(handle)
  within_window(handle) do
    evaluate_script("[window.innerWidth, window.innerHeight]")
  end
end

#zoom_factor=(value) ⇒ Object 



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# File 'lib/capybara/cuprite/driver.rb', line 161

def zoom_factor=(value)
  @zoom_factor = value.to_f
end