teamcapybara--capybara/lib/capybara/rspec/matchers.rb

386 lines
11 KiB
Ruby

# frozen_string_literal: true
module Capybara
module RSpecMatchers
class Matcher
if defined?(::RSpec::Expectations::Version)
require 'capybara/rspec/compound'
include ::Capybara::RSpecMatchers::Compound
end
attr_reader :failure_message, :failure_message_when_negated
def wrap(actual)
actual = actual.to_capybara_node if actual.respond_to?(:to_capybara_node)
@context_el = if actual.respond_to?(:has_selector?)
actual
else
Capybara.string(actual.to_s)
end
end
private
def wrap_matches?(actual)
yield(wrap(actual))
rescue Capybara::ExpectationNotMet => e
@failure_message = e.message
return false
end
def wrap_does_not_match?(actual)
yield(wrap(actual))
rescue Capybara::ExpectationNotMet => e
@failure_message_when_negated = e.message
return false
end
def session_query_args
if @args.last.is_a? Hash
@args.last[:session_options] = session_options
else
@args.push(session_options: session_options)
end
@args
end
def session_options
@context_el ||= nil
if @context_el.respond_to? :session_options
@context_el.session_options
elsif @context_el.respond_to? :current_scope
@context_el.current_scope.session_options
else
Capybara.session_options
end
end
end
class HaveSelector < Matcher
def initialize(*args, &filter_block)
@args = args
@filter_block = filter_block
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_selector(*@args, &@filter_block) }
end
def does_not_match?(actual)
wrap_does_not_match?(actual) { |el| el.assert_no_selector(*@args, &@filter_block) }
end
def description
"have #{query.description}"
end
def query
@query ||= Capybara::Queries::SelectorQuery.new(*session_query_args, &@filter_block)
end
end
class HaveAllSelectors < Matcher
def initialize(*args, &filter_block)
@args = args
@filter_block = filter_block
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_all_of_selectors(*@args, &@filter_block) }
end
def does_not_match?(_actual)
raise ArgumentError, "The have_all_selectors matcher does not support use with not_to/should_not"
end
def description
"have all selectors"
end
end
class HaveNoSelectors < Matcher
def initialize(*args, &filter_block)
@args = args
@filter_block = filter_block
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_none_of_selectors(*@args, &@filter_block) }
end
def does_not_match?(_actual)
raise ArgumentError, "The have_none_of_selectors matcher does not support use with not_to/should_not"
end
def description
"have no selectors"
end
end
class MatchSelector < HaveSelector
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_matches_selector(*@args, &@filter_block) }
end
def does_not_match?(actual)
wrap_does_not_match?(actual) { |el| el.assert_not_matches_selector(*@args, &@filter_block) }
end
def description
"match #{query.description}"
end
def query
@query ||= Capybara::Queries::MatchQuery.new(*session_query_args, &@filter_block)
end
end
class HaveText < Matcher
def initialize(*args)
@args = args.dup
@content = args[0].is_a?(Symbol) ? args[1] : args[0]
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_text(*@args) }
end
def does_not_match?(actual)
wrap_does_not_match?(actual) { |el| el.assert_no_text(*@args) }
end
def description
"text #{format(@content)}"
end
def format(content)
content.inspect
end
end
class HaveTitle < Matcher
def initialize(*args)
@args = args
# are set just for backwards compatability
@title = args.first
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_title(*@args) }
end
def does_not_match?(actual)
wrap_does_not_match?(actual) { |el| el.assert_no_title(*@args) }
end
def description
"have title #{@title.inspect}"
end
end
class HaveCurrentPath < Matcher
def initialize(*args)
@args = args
@current_path = args.first
end
def matches?(actual)
wrap_matches?(actual) { |el| el.assert_current_path(*@args) }
end
def does_not_match?(actual)
wrap_does_not_match?(actual) { |el| el.assert_no_current_path(*@args) }
end
def description
"have current path #{@current_path.inspect}"
end
end
class NegatedMatcher
if defined?(::RSpec::Expectations::Version)
require 'capybara/rspec/compound'
include ::Capybara::RSpecMatchers::Compound
end
def initialize(matcher)
@matcher = matcher
end
def matches?(actual)
@matcher.does_not_match?(actual)
end
def does_not_match?(actual)
@matcher.matches?(actual)
end
def description
"not #{@matcher.description}"
end
def failure_message
@matcher.failure_message_when_negated
end
def failure_message_when_negated
@matcher.failure_message
end
end
class BecomeClosed
def initialize(options)
@options = options
end
def matches?(window)
@window = window
@wait_time = Capybara::Queries::BaseQuery.wait(@options, window.session.config.default_max_wait_time)
start_time = Capybara::Helpers.monotonic_time
while window.exists?
return false if (Capybara::Helpers.monotonic_time - start_time) > @wait_time
sleep 0.05
end
true
end
def failure_message
"expected #{@window.inspect} to become closed after #{@wait_time} seconds"
end
def failure_message_when_negated
"expected #{@window.inspect} not to become closed after #{@wait_time} seconds"
end
end
# RSpec matcher for whether the element(s) matching a given selector exist
# See {Capybara::Node::Matcher#assert_selector}
def have_selector(*args, &optional_filter_block)
HaveSelector.new(*args, &optional_filter_block)
end
# RSpec matcher for whether the element(s) matching a group of selectors exist
# See {Capybara::Node::Matcher#assert_all_of_selectors}
def have_all_of_selectors(*args, &optional_filter_block)
HaveAllSelectors.new(*args, &optional_filter_block)
end
# RSpec matcher for whether no element(s) matching a group of selectors exist
# See {Capybara::Node::Matcher#assert_none_of_selectors}
def have_none_of_selectors(*args, &optional_filter_block)
HaveNoSelectors.new(*args, &optional_filter_block)
end
# RSpec matcher for whether the current element matches a given selector
# See {Capybara::Node::Matchers#assert_matches_selector}
def match_selector(*args, &optional_filter_block)
MatchSelector.new(*args, &optional_filter_block)
end
# RSpec matcher for whether elements(s) matching a given xpath selector exist
# See {Capybara::Node::Matchers#has_xpath?}
def have_xpath(xpath, **options, &optional_filter_block)
HaveSelector.new(:xpath, xpath, options, &optional_filter_block)
end
# RSpec matcher for whether the current element matches a given xpath selector
def match_xpath(xpath, **options, &optional_filter_block)
MatchSelector.new(:xpath, xpath, options, &optional_filter_block)
end
# RSpec matcher for whether elements(s) matching a given css selector exist
# See {Capybara::Node::Matchers#has_css?}
def have_css(css, **options, &optional_filter_block)
HaveSelector.new(:css, css, options, &optional_filter_block)
end
# RSpec matcher for whether the current element matches a given css selector
def match_css(css, **options, &optional_filter_block)
MatchSelector.new(:css, css, options, &optional_filter_block)
end
# RSpec matcher for text content
# See {Capybara::SessionMatchers#assert_text}
def have_text(*args)
HaveText.new(*args)
end
alias_method :have_content, :have_text
def have_title(title, **options)
HaveTitle.new(title, options)
end
# RSpec matcher for the current path
# See {Capybara::SessionMatchers#assert_current_path}
def have_current_path(path, **options)
HaveCurrentPath.new(path, options)
end
# RSpec matcher for links
# See {Capybara::Node::Matchers#has_link?}
def have_link(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:link, locator, options, &optional_filter_block)
end
# RSpec matcher for buttons
# See {Capybara::Node::Matchers#has_button?}
def have_button(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:button, locator, options, &optional_filter_block)
end
# RSpec matcher for links
# See {Capybara::Node::Matchers#has_field?}
def have_field(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:field, locator, options, &optional_filter_block)
end
# RSpec matcher for checked fields
# See {Capybara::Node::Matchers#has_checked_field?}
def have_checked_field(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:field, locator, options.merge(checked: true), &optional_filter_block)
end
# RSpec matcher for unchecked fields
# See {Capybara::Node::Matchers#has_unchecked_field?}
def have_unchecked_field(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:field, locator, options.merge(unchecked: true), &optional_filter_block)
end
# RSpec matcher for select elements
# See {Capybara::Node::Matchers#has_select?}
def have_select(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:select, locator, options, &optional_filter_block)
end
# RSpec matcher for table elements
# See {Capybara::Node::Matchers#has_table?}
def have_table(locator = nil, **options, &optional_filter_block)
HaveSelector.new(:table, locator, options, &optional_filter_block)
end
%w[selector css xpath text title current_path link button field checked_field unchecked_field select table].each do |matcher_type|
define_method "have_no_#{matcher_type}" do |*args, &optional_filter_block|
NegatedMatcher.new(send("have_#{matcher_type}", *args, &optional_filter_block))
end
end
alias_method :have_no_content, :have_no_text
%w[selector css xpath].each do |matcher_type|
define_method "not_match_#{matcher_type}" do |*args, &optional_filter_block|
NegatedMatcher.new(send("match_#{matcher_type}", *args, &optional_filter_block))
end
end
##
# Wait for window to become closed.
# @example
# expect(window).to become_closed(wait: 0.8)
# @param options [Hash] optional param
# @option options [Numeric] :wait (Capybara.default_max_wait_time) Maximum wait time
def become_closed(**options)
BecomeClosed.new(options)
end
end
end