class Capybara::Selenium::Node
Constants
- GET_XPATH_SCRIPT
- OBSCURED_OR_OFFSET_SCRIPT
- RAPID_APPEND_TEXT
Public Instance Methods
[](name)
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# File lib/capybara/selenium/node.rb, line 25 def [](name) native.attribute(name.to_s) rescue Selenium::WebDriver::Error::WebDriverError nil end
all_text()
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# File lib/capybara/selenium/node.rb, line 16 def all_text text = driver.evaluate_script('arguments[0].textContent', self) || '' text.gsub(/[\u200b\u200e\u200f]/, '') .gsub(/[\ \n\f\t\v\u2028\u2029]+/, ' ') .gsub(/\A[[:space:]&&[^\u00a0]]+/, '') .gsub(/[[:space:]&&[^\u00a0]]+\z/, '') .tr("\u00a0", ' ') end
click(keys = [], **options)
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# File lib/capybara/selenium/node.rb, line 103 def click(keys = [], **options) click_options = ClickOptions.new(keys, options) return native.click if click_options.empty? perform_with_options(click_options) do |action| target = click_options.coords? ? nil : native if click_options.delay.zero? action.click(target) else action.click_and_hold(target) if w3c? action.pause(action.pointer_inputs.first, click_options.delay) else action.pause(click_options.delay) end action.release end end rescue StandardError => e if e.is_a?(::Selenium::WebDriver::Error::ElementClickInterceptedError) || e.message.include?('Other element would receive the click') scroll_to_center end raise e end
content_editable?()
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# File lib/capybara/selenium/node.rb, line 198 def content_editable? native.attribute('isContentEditable') == 'true' end
disabled?()
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# File lib/capybara/selenium/node.rb, line 191 def disabled? return true unless native.enabled? # WebDriver only defines `disabled?` for form controls but fieldset makes sense too find_xpath('self::fieldset/ancestor-or-self::fieldset[@disabled]').any? end
double_click(keys = [], **options)
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# File lib/capybara/selenium/node.rb, line 147 def double_click(keys = [], **options) click_options = ClickOptions.new(keys, options) raise ArgumentError, "double_click doesn't support a delay option" unless click_options.delay.zero? perform_with_options(click_options) do |action| click_options.coords? ? action.double_click : action.double_click(native) end end
drag_to(element, drop_modifiers: [], **)
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# File lib/capybara/selenium/node.rb, line 164 def drag_to(element, drop_modifiers: [], **) drop_modifiers = Array(drop_modifiers) # Due to W3C spec compliance - The Actions API no longer scrolls to elements when necessary # which means Seleniums `drag_and_drop` is now broken - do it manually scroll_if_needed { browser_action.click_and_hold(native).perform } # element.scroll_if_needed { browser_action.move_to(element.native).release.perform } element.scroll_if_needed do keys_down = modifiers_down(browser_action, drop_modifiers) keys_up = modifiers_up(keys_down.move_to(element.native).release, drop_modifiers) keys_up.perform end end
drop(*_)
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# File lib/capybara/selenium/node.rb, line 177 def drop(*_) raise NotImplementedError, 'Out of browser drop emulation is not implemented for the current browser' end
hover()
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# File lib/capybara/selenium/node.rb, line 160 def hover scroll_if_needed { browser_action.move_to(native).perform } end
multiple?()
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# File lib/capybara/selenium/node.rb, line 187 def multiple?; boolean_attr(self[:multiple]); end
obscured?(x: nil, y: nil)
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# File lib/capybara/selenium/node.rb, line 206 def obscured?(x: nil, y: nil) res = driver.evaluate_script(OBSCURED_OR_OFFSET_SCRIPT, self, x, y) return true if res == true driver.frame_obscured_at?(x: res['x'], y: res['y']) end
path()
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# File lib/capybara/selenium/node.rb, line 202 def path driver.evaluate_script GET_XPATH_SCRIPT, self end
readonly?()
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# File lib/capybara/selenium/node.rb, line 186 def readonly?; boolean_attr(self[:readonly]); end
rect()
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# File lib/capybara/selenium/node.rb, line 213 def rect native.rect end
right_click(keys = [], **options)
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# File lib/capybara/selenium/node.rb, line 130 def right_click(keys = [], **options) click_options = ClickOptions.new(keys, options) perform_with_options(click_options) do |action| target = click_options.coords? ? nil : native if click_options.delay.zero? action.context_click(target) elsif w3c? action.move_to(target) if target action.pointer_down(:right) .pause(action.pointer_inputs.first, click_options.delay) .pointer_up(:right) else raise ArgumentError, 'Delay is not supported when right clicking with legacy (non-w3c) selenium driver' end end end
select_option()
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# File lib/capybara/selenium/node.rb, line 93 def select_option click unless selected? || disabled? end
selected?()
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# File lib/capybara/selenium/node.rb, line 188 def selected?; boolean_attr(native.selected?); end
Also aliased as: checked?
send_keys(*args)
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# File lib/capybara/selenium/node.rb, line 156 def send_keys(*args) native.send_keys(*args) end
set(value, **options)
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Set the value of the form element to the given value.
@param [String] value The new value @param [Hash{}] options Driver specific options for how to set the value @option options [Symbol,Array] :clear (nil) The method used to clear the previous value <br/>
nil => clear via javascript <br/> :none => append the new value to the existing value <br/> :backspace => send backspace keystrokes to clear the field <br/> Array => an array of keys to send before the value being set, e.g. [[:command, 'a'], :backspace]
# File lib/capybara/selenium/node.rb, line 56 def set(value, **options) if value.is_a?(Array) && !multiple? raise ArgumentError, "Value cannot be an Array when 'multiple' attribute is not present. Not a #{value.class}" end tag_name, type = attrs(:tagName, :type).map { |val| val&.downcase } @tag_name ||= tag_name case tag_name when 'input' case type when 'radio' click when 'checkbox' click if value ^ checked? when 'file' set_file(value) when 'date' set_date(value) when 'time' set_time(value) when 'datetime-local' set_datetime_local(value) when 'color' set_color(value) when 'range' set_range(value) else set_text(value, **options) end when 'textarea' set_text(value, **options) else set_content_editable(value) end end
style(styles)
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# File lib/capybara/selenium/node.rb, line 39 def style(styles) styles.each_with_object({}) do |style, result| result[style] = native.css_value(style) end end
tag_name()
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# File lib/capybara/selenium/node.rb, line 181 def tag_name @tag_name ||= native.tag_name.downcase end
unselect_option()
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# File lib/capybara/selenium/node.rb, line 97 def unselect_option raise Capybara::UnselectNotAllowed, 'Cannot unselect option from single select box.' unless select_node.multiple? click if selected? end
value()
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# File lib/capybara/selenium/node.rb, line 31 def value if tag_name == 'select' && multiple? native.find_elements(:css, 'option:checked').map { |el| el[:value] || el.text } else native[:value] end end
visible?()
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# File lib/capybara/selenium/node.rb, line 185 def visible?; boolean_attr(native.displayed?); end
visible_text()
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# File lib/capybara/selenium/node.rb, line 12 def visible_text native.text end
Protected Instance Methods
scroll_if_needed() { || ... }
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# File lib/capybara/selenium/node.rb, line 219 def scroll_if_needed yield rescue ::Selenium::WebDriver::Error::MoveTargetOutOfBoundsError scroll_to_center yield end
scroll_to_center()
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# File lib/capybara/selenium/node.rb, line 226 def scroll_to_center script = <<-'JS' try { arguments[0].scrollIntoView({behavior: 'instant', block: 'center', inline: 'center'}); } catch(e) { arguments[0].scrollIntoView(true); } JS begin driver.execute_script(script, self) rescue StandardError # Swallow error if scrollIntoView with options isn't supported end end
Private Instance Methods
action_with_modifiers(click_options) { |actions| ... }
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# File lib/capybara/selenium/node.rb, line 404 def action_with_modifiers(click_options) actions = browser_action.tap do |acts| if click_options.center_offset? && click_options.coords? acts.move_to(native).move_by(*click_options.coords) else acts.move_to(native, *click_options.coords) end end modifiers_down(actions, click_options.keys) yield actions modifiers_up(actions, click_options.keys) actions.perform ensure act = browser_action act.release_actions if act.respond_to?(:release_actions) end
attrs(*attr_names)
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# File lib/capybara/selenium/node.rb, line 475 def attrs(*attr_names) return attr_names.map { |name| self[name.to_s] } if ENV['CAPYBARA_THOROUGH'] driver.evaluate_script <<~'JS', self, attr_names.map(&:to_s) (function(el, names){ return names.map(function(name){ return el[name] }); })(arguments[0], arguments[1]); JS end
auto_rapid_set_length()
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# File lib/capybara/selenium/node.rb, line 288 def auto_rapid_set_length 30 end
boolean_attr(val)
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# File lib/capybara/selenium/node.rb, line 257 def boolean_attr(val) val && (val != 'false') end
bridge()
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# File lib/capybara/selenium/node.rb, line 435 def bridge browser.send(:bridge) end
browser()
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# File lib/capybara/selenium/node.rb, line 431 def browser driver.browser end
browser_action()
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# File lib/capybara/selenium/node.rb, line 439 def browser_action browser.action end
build_node(native_node, initial_cache = {})
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# File lib/capybara/selenium/node.rb, line 471 def build_node(native_node, initial_cache = {}) self.class.new(driver, native_node, initial_cache) end
capabilities()
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# File lib/capybara/selenium/node.rb, line 443 def capabilities browser.capabilities end
each_key(keys, &block)
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# File lib/capybara/selenium/node.rb, line 463 def each_key(keys, &block) normalize_keys(keys).each(&block) end
find_context()
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# File lib/capybara/selenium/node.rb, line 467 def find_context native end
modifiers_down(actions, keys)
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# File lib/capybara/selenium/node.rb, line 421 def modifiers_down(actions, keys) each_key(keys) { |key| actions.key_down(key) } actions end
modifiers_up(actions, keys)
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# File lib/capybara/selenium/node.rb, line 426 def modifiers_up(actions, keys) each_key(keys) { |key| actions.key_up(key) } actions end
native_id()
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# File lib/capybara/selenium/node.rb, line 487 def native_id # Selenium 3 -> 4 changed the return of ref type_or_id, id = native.ref id || type_or_id end
normalize_keys(keys)
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# File lib/capybara/selenium/node.rb, line 452 def normalize_keys(keys) keys.map do |key| case key when :ctrl then :control when :command, :cmd then :meta else key end end end
perform_with_options(click_options) { |action| ... }
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# File lib/capybara/selenium/node.rb, line 292 def perform_with_options(click_options, &block) raise ArgumentError, 'A block must be provided' unless block scroll_if_needed do action_with_modifiers(click_options) do |action| if block yield action else click_options.coords? ? action.click : action.click(native) end end end end
select_node()
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a reference to the select node if this is an option node
# File lib/capybara/selenium/node.rb, line 262 def select_node find_xpath(XPath.ancestor(:select)[1]).first end
set_color(value)
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# File lib/capybara/selenium/node.rb, line 330 def set_color(value) # rubocop:disable Naming/AccessorMethodName update_value_js(value) end
set_content_editable(value)
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# File lib/capybara/selenium/node.rb, line 380 def set_content_editable(value) # rubocop:disable Naming/AccessorMethodName # Ensure we are focused on the element click editable = driver.execute_script <<-JS, self if (arguments[0].isContentEditable) { var range = document.createRange(); var sel = window.getSelection(); arguments[0].focus(); range.selectNodeContents(arguments[0]); sel.removeAllRanges(); sel.addRange(range); return true; } return false; JS # The action api has a speed problem but both chrome and firefox 58 raise errors # if we use the faster direct send_keys. For now just send_keys to the element # we've already focused. # native.send_keys(value.to_s) browser_action.send_keys(value.to_s).perform if editable end
set_date(value)
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# File lib/capybara/selenium/node.rb, line 306 def set_date(value) # rubocop:disable Naming/AccessorMethodName value = SettableValue.new(value) return set_text(value) unless value.dateable? # TODO: this would be better if locale can be detected and correct keystrokes sent update_value_js(value.to_date_str) end
set_datetime_local(value)
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# File lib/capybara/selenium/node.rb, line 322 def set_datetime_local(value) # rubocop:disable Naming/AccessorMethodName value = SettableValue.new(value) return set_text(value) unless value.timeable? # TODO: this would be better if locale can be detected and correct keystrokes sent update_value_js(value.to_datetime_str) end
set_file(value)
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# File lib/capybara/selenium/node.rb, line 352 def set_file(value) # rubocop:disable Naming/AccessorMethodName with_file_detector do path_names = value.to_s.empty? ? [] : value file_names = Array(path_names).map do |pn| Pathname.new(pn).absolute? ? pn : File.expand_path(pn) end.join("\n") native.send_keys(file_names) end end
set_range(value)
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# File lib/capybara/selenium/node.rb, line 334 def set_range(value) # rubocop:disable Naming/AccessorMethodName update_value_js(value) end
set_text(value, clear: nil, rapid: nil, **_unused)
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# File lib/capybara/selenium/node.rb, line 266 def set_text(value, clear: nil, rapid: nil, **_unused) value = value.to_s if value.empty? && clear.nil? native.clear elsif clear == :backspace # Clear field by sending the correct number of backspace keys. backspaces = [:backspace] * self.value.to_s.length send_keys(:end, *backspaces, value) elsif clear.is_a? Array send_keys(*clear, value) else driver.execute_script 'arguments[0].select()', self unless clear == :none if rapid == true || ((value.length > auto_rapid_set_length) && rapid != false) send_keys(value[0..3]) driver.execute_script RAPID_APPEND_TEXT, self, value[4...-3] send_keys(value[-3..]) else send_keys(value) end end end
set_time(value)
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# File lib/capybara/selenium/node.rb, line 314 def set_time(value) # rubocop:disable Naming/AccessorMethodName value = SettableValue.new(value) return set_text(value) unless value.timeable? # TODO: this would be better if locale can be detected and correct keystrokes sent update_value_js(value.to_time_str) end
sibling_index(parent, node, selector)
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# File lib/capybara/selenium/node.rb, line 243 def sibling_index(parent, node, selector) siblings = parent.find_xpath(selector) case siblings.size when 0 '[ERROR]' # IE doesn't support full XPath (namespace-uri, etc) when 1 '' # index not necessary when only one matching element else idx = siblings.index(node) # Element may not be found in the siblings if it has gone away idx.nil? ? '[ERROR]' : "[#{idx + 1}]" end end
update_value_js(value)
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# File lib/capybara/selenium/node.rb, line 338 def update_value_js(value) driver.execute_script(<<-JS, self, value) if (arguments[0].readOnly) { return }; if (document.activeElement !== arguments[0]){ arguments[0].focus(); } if (arguments[0].value != arguments[1]) { arguments[0].value = arguments[1] arguments[0].dispatchEvent(new InputEvent('input')); arguments[0].dispatchEvent(new Event('change', { bubbles: true })); } JS end
w3c?()
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# File lib/capybara/selenium/node.rb, line 447 def w3c? (defined?(Selenium::WebDriver::VERSION) && (Selenium::WebDriver::VERSION.to_f >= 4)) || capabilities.is_a?(::Selenium::WebDriver::Remote::W3C::Capabilities) end
with_file_detector() { || ... }
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# File lib/capybara/selenium/node.rb, line 362 def with_file_detector if driver.options[:browser] == :remote && bridge.respond_to?(:file_detector) && bridge.file_detector.nil? begin bridge.file_detector = lambda do |(fn, *)| str = fn.to_s str if File.exist?(str) end yield ensure bridge.file_detector = nil end else yield end end