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authorTimm <kaspth@gmail.com>2013-10-11 12:48:43 +0200
committerTimm <kaspth@gmail.com>2014-06-16 21:04:17 +0200
commitc287572d21584f1632a90ec0091e80061fc82b1e (patch)
tree5c322ca91e38117fc133959d40f78eebe167d4f4
parent94ca27b1905b7865a520030e7601b2e5d1bc72cb (diff)
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Removed ActionView::Assertions. Getting ready to exchange with Rails::Dom::Testing::Assertions.
-rw-r--r--actionview/lib/action_view/testing/assertions.rb13
-rw-r--r--actionview/lib/action_view/testing/assertions/dom.rb65
-rw-r--r--actionview/lib/action_view/testing/assertions/selector.rb462
3 files changed, 0 insertions, 540 deletions
diff --git a/actionview/lib/action_view/testing/assertions.rb b/actionview/lib/action_view/testing/assertions.rb
deleted file mode 100644
index f8a751aae3..0000000000
--- a/actionview/lib/action_view/testing/assertions.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-require 'loofah'
-
-module ActionView
- module Assertions
- autoload :DomAssertions, 'action_view/testing/assertions/dom'
- autoload :SelectorAssertions, 'action_view/testing/assertions/selector'
-
- extend ActiveSupport::Concern
-
- include DomAssertions
- include SelectorAssertions
- end
-end \ No newline at end of file
diff --git a/actionview/lib/action_view/testing/assertions/dom.rb b/actionview/lib/action_view/testing/assertions/dom.rb
deleted file mode 100644
index 31d3c56c49..0000000000
--- a/actionview/lib/action_view/testing/assertions/dom.rb
+++ /dev/null
@@ -1,65 +0,0 @@
-module ActionView
- module Assertions
- module DomAssertions
- # \Test two HTML strings for equivalency (e.g., equal even when attributes are in another order)
- #
- # # assert that the referenced method generates the appropriate HTML string
- # assert_dom_equal '<a href="http://www.example.com">Apples</a>', link_to("Apples", "http://www.example.com")
- def assert_dom_equal(expected, actual, message = nil)
- expected_dom, actual_dom = Loofah.fragment(expected), Loofah.fragment(actual)
- message ||= "Expected: #{expected}\nActual: #{actual}"
- assert compare_doms(expected_dom, actual_dom), message
- end
-
- # The negated form of +assert_dom_equal+.
- #
- # # assert that the referenced method does not generate the specified HTML string
- # assert_dom_not_equal '<a href="http://www.example.com">Apples</a>', link_to("Oranges", "http://www.example.com")
- def assert_dom_not_equal(expected, actual, message = nil)
- expected_dom, actual_dom = Loofah.fragment(expected), Loofah.fragment(actual)
- message ||= "Expected: #{expected}\nActual: #{actual}"
- assert_not compare_doms(expected_dom, actual_dom), message
- end
-
- protected
-
- def compare_doms(expected, actual)
- return false unless expected.children.size == actual.children.size
-
- expected.children.each_with_index do |child, i|
- return false unless equal_children?(child, actual.children[i])
- end
-
- true
- end
-
- def equal_children?(child, other_child)
- return false unless child.type == other_child.type
-
- if child.element?
- child.name == other_child.name &&
- equal_attribute_nodes?(child.attribute_nodes, other_child.attribute_nodes)
- else
- child.to_s == other_child.to_s
- end
- end
-
- def equal_attribute_nodes?(nodes, other_nodes)
- return false unless nodes.size == other_nodes.size
-
- nodes = nodes.sort_by(&:name)
- other_nodes = other_nodes.sort_by(&:name)
-
- nodes.each_with_index do |attr, i|
- return false unless equal_attribute?(attr, other_nodes[i])
- end
-
- true
- end
-
- def equal_attribute?(attr, other_attr)
- attr.name == other_attr.name && attr.value == other_attr.value
- end
- end
- end
-end
diff --git a/actionview/lib/action_view/testing/assertions/selector.rb b/actionview/lib/action_view/testing/assertions/selector.rb
deleted file mode 100644
index 58f3f329b1..0000000000
--- a/actionview/lib/action_view/testing/assertions/selector.rb
+++ /dev/null
@@ -1,462 +0,0 @@
-require 'active_support/deprecation'
-
-module ActionView
- module Assertions
- NO_STRIP = %w{pre script style textarea}
-
- # Adds the +assert_select+ method for use in Rails functional
- # test cases, which can be used to make assertions on the response HTML of a controller
- # action. You can also call +assert_select+ within another +assert_select+ to
- # make assertions on elements selected by the enclosing assertion.
- #
- # Use +css_select+ to select elements without making an assertions, either
- # from the response HTML or elements selected by the enclosing assertion.
- #
- # In addition to HTML responses, you can make the following assertions:
- #
- # * +assert_select_encoded+ - Assertions on HTML encoded inside XML, for example for dealing with feed item descriptions.
- # * +assert_select_email+ - Assertions on the HTML body of an e-mail.
- module SelectorAssertions
- # Select and return all matching elements.
- #
- # If called with a single argument, uses that argument as a selector
- # to match all elements of the current page. Returns an empty
- # Nokogiri::XML::NodeSet if no match is found.
- #
- # If called with two arguments, uses the first argument as the root
- # element and the second argument as the selector. Attempts to match the
- # root element and any of its children.
- # Returns an empty Nokogiri::XML::NodeSet if no match is found.
- #
- # The selector may be a CSS selector expression (String).
- # css_select returns nil if called with an invalid css selector.
- #
- # # Selects all div tags
- # divs = css_select("div")
- #
- # # Selects all paragraph tags and does something interesting
- # pars = css_select("p")
- # pars.each do |par|
- # # Do something fun with paragraphs here...
- # end
- #
- # # Selects all list items in unordered lists
- # items = css_select("ul>li")
- #
- # # Selects all form tags and then all inputs inside the form
- # forms = css_select("form")
- # forms.each do |form|
- # inputs = css_select(form, "input")
- # ...
- # end
- def css_select(*args)
- raise ArgumentError, "you at least need a selector argument" if args.empty?
-
- root = args.size == 1 ? response_from_page : args.shift
- selector = args.first
-
- catch_invalid_selector do
- root.css(selector).tap do |matches|
- if matches.empty? && root.matches?(selector)
- return Nokogiri::XML::NodeSet.new(root.document, [root])
- end
- end
- end
- end
-
- # An assertion that selects elements and makes one or more equality tests.
- #
- # If the first argument is an element, selects all matching elements
- # starting from (and including) that element and all its children in
- # depth-first order.
- #
- # If no element is specified, calling +assert_select+ selects from the
- # response HTML unless +assert_select+ is called from within an +assert_select+ block.
- #
- # When called with a block +assert_select+ passes an array of selected elements
- # to the block. Calling +assert_select+ from the block, with no element specified,
- # runs the assertion on the complete set of elements selected by the enclosing assertion.
- # Alternatively the array may be iterated through so that +assert_select+ can be called
- # separately for each element.
- #
- #
- # ==== Example
- # If the response contains two ordered lists, each with four list elements then:
- # assert_select "ol" do |elements|
- # elements.each do |element|
- # assert_select element, "li", 4
- # end
- # end
- #
- # will pass, as will:
- # assert_select "ol" do
- # assert_select "li", 8
- # end
- #
- # The selector may be a CSS selector expression (String) or an expression
- # with substitution values (Array).
- # Substitution uses a custom pseudo class match. Pass in whatever attribute you want to match (enclosed in quotes) and a ? for the substitution.
- # assert_select returns nil if called with an invalid css selector.
- #
- # assert_select "div:match('id', ?)", /\d+/
- #
- # === Equality Tests
- #
- # The equality test may be one of the following:
- # * <tt>true</tt> - Assertion is true if at least one element selected.
- # * <tt>false</tt> - Assertion is true if no element selected.
- # * <tt>String/Regexp</tt> - Assertion is true if the text value of at least
- # one element matches the string or regular expression.
- # * <tt>Integer</tt> - Assertion is true if exactly that number of
- # elements are selected.
- # * <tt>Range</tt> - Assertion is true if the number of selected
- # elements fit the range.
- # If no equality test specified, the assertion is true if at least one
- # element selected.
- #
- # To perform more than one equality tests, use a hash with the following keys:
- # * <tt>:text</tt> - Narrow the selection to elements that have this text
- # value (string or regexp).
- # * <tt>:html</tt> - Narrow the selection to elements that have this HTML
- # content (string or regexp).
- # * <tt>:count</tt> - Assertion is true if the number of selected elements
- # is equal to this value.
- # * <tt>:minimum</tt> - Assertion is true if the number of selected
- # elements is at least this value.
- # * <tt>:maximum</tt> - Assertion is true if the number of selected
- # elements is at most this value.
- #
- # If the method is called with a block, once all equality tests are
- # evaluated the block is called with an array of all matched elements.
- #
- # # At least one form element
- # assert_select "form"
- #
- # # Form element includes four input fields
- # assert_select "form input", 4
- #
- # # Page title is "Welcome"
- # assert_select "title", "Welcome"
- #
- # # Page title is "Welcome" and there is only one title element
- # assert_select "title", {count: 1, text: "Welcome"},
- # "Wrong title or more than one title element"
- #
- # # Page contains no forms
- # assert_select "form", false, "This page must contain no forms"
- #
- # # Test the content and style
- # assert_select "body div.header ul.menu"
- #
- # # Use substitution values
- # assert_select "ol>li:match('id', ?)", /item-\d+/
- #
- # # All input fields in the form have a name
- # assert_select "form input" do
- # assert_select ":match('name', ?)", /.+/ # Not empty
- # end
- def assert_select(*args, &block)
- @selected ||= nil
-
- selector = HTMLSelector.new(@selected, response_from_page, args)
-
- matches = nil
- catch_invalid_selector do
- matches = selector.select
-
- assert_size_match!(matches.size, selector.equality_tests, selector.source, selector.message)
- end
-
- # Set @selected to allow nested assert_select.
- # Can be nested several levels deep.
- if block_given? && !matches.empty?
- begin
- in_scope, @selected = @selected, matches
- yield matches
- ensure
- @selected = in_scope
- end
- end
-
- matches
- end
-
- def count_description(min, max, count) #:nodoc:
- pluralize = lambda {|word, quantity| word << (quantity == 1 ? '' : 's')}
-
- if min && max && (max != min)
- "between #{min} and #{max} elements"
- elsif min && max && max == min && count
- "exactly #{count} #{pluralize['element', min]}"
- elsif min && !(min == 1 && max == 1)
- "at least #{min} #{pluralize['element', min]}"
- elsif max
- "at most #{max} #{pluralize['element', max]}"
- end
- end
-
- # Extracts the content of an element, treats it as encoded HTML and runs
- # nested assertion on it.
- #
- # You typically call this method within another assertion to operate on
- # all currently selected elements. You can also pass an element or array
- # of elements.
- #
- # The content of each element is un-encoded, and wrapped in the root
- # element +encoded+. It then calls the block with all un-encoded elements.
- #
- # # Selects all bold tags from within the title of an Atom feed's entries (perhaps to nab a section name prefix)
- # assert_select "feed[xmlns='http://www.w3.org/2005/Atom']" do
- # # Select each entry item and then the title item
- # assert_select "entry>title" do
- # # Run assertions on the encoded title elements
- # assert_select_encoded do
- # assert_select "b"
- # end
- # end
- # end
- #
- #
- # # Selects all paragraph tags from within the description of an RSS feed
- # assert_select "rss[version=2.0]" do
- # # Select description element of each feed item.
- # assert_select "channel>item>description" do
- # # Run assertions on the encoded elements.
- # assert_select_encoded do
- # assert_select "p"
- # end
- # end
- # end
- def assert_select_encoded(element = nil, &block)
- case element
- when Array
- elements = element
- when Nokogiri::XML::Node
- elements = [element]
- when nil
- unless elements = @selected
- raise ArgumentError, "First argument is optional, but must be called from a nested assert_select"
- end
- else
- raise ArgumentError, "Argument is optional, and may be node or array of nodes"
- end
-
- content = elements.map do |elem|
- elem.children.select(&:cdata?).map(&:content)
- end.join
- selected = Loofah.fragment(content)
-
- begin
- old_selected, @selected = @selected, selected
- if content.empty?
- yield selected
- else
- assert_select ":root", &block
- end
- ensure
- @selected = old_selected
- end
- end
-
- # Extracts the body of an email and runs nested assertions on it.
- #
- # You must enable deliveries for this assertion to work, use:
- # ActionMailer::Base.perform_deliveries = true
- #
- # assert_select_email do
- # assert_select "h1", "Email alert"
- # end
- #
- # assert_select_email do
- # items = assert_select "ol>li"
- # items.each do
- # # Work with items here...
- # end
- # end
- def assert_select_email(&block)
- deliveries = ActionMailer::Base.deliveries
- assert !deliveries.empty?, "No e-mail in delivery list"
-
- deliveries.each do |delivery|
- (delivery.parts.empty? ? [delivery] : delivery.parts).each do |part|
- if part["Content-Type"].to_s =~ /^text\/html\W/
- root = Loofah.fragment(part.body.to_s)
- assert_select root, ":root", &block
- end
- end
- end
- end
-
- protected
-
- def catch_invalid_selector
- begin
- yield
- rescue Nokogiri::CSS::SyntaxError => e
- ActiveSupport::Deprecation.warn("The assertion was not run because of an invalid css selector.\n#{e}")
- return
- end
- end
-
- # +equals+ must contain :minimum, :maximum and :count keys
- def assert_size_match!(size, equals, css_selector, message = nil)
- min, max, count = equals[:minimum], equals[:maximum], equals[:count]
-
- message ||= %(Expected #{count_description(min, max, count)} matching "#{css_selector}", found #{size}.)
- if count
- assert_equal size, count, message
- else
- assert_operator size, :>=, min, message if min
- assert_operator size, :<=, max, message if max
- end
- end
-
- # +html_document+ is used in testing/integration.rb
- def html_document
- @html_document ||= if @response.content_type =~ /xml$/
- Loofah.xml_document(@response.body)
- else
- Loofah.document(@response.body)
- end
- end
-
- def response_from_page
- html_document.root
- end
-
- class HTMLSelector #:nodoc:
- attr_accessor :root, :selector, :equality_tests, :message
-
- alias :source :selector
-
- def initialize(selected, page, args)
- # Start with possible optional element followed by mandatory selector.
- @selector_is_second_argument = false
- @root = determine_root_from(args.first, page, selected)
- @selector = extract_selector(args)
-
- @equality_tests = equality_tests_from(args.shift)
- @message = args.shift
-
- if args.shift
- raise ArgumentError, "Not expecting that last argument, you either have too many arguments, or they're the wrong type"
- end
- end
-
- def select
- filter root.css(selector, context)
- end
-
- def filter(matches)
- match_with = equality_tests[:text] || equality_tests[:html]
- return matches if matches.empty? || !match_with
-
- content_mismatch = nil
- text_matches = equality_tests.has_key?(:text)
- regex_matching = match_with.is_a?(Regexp)
-
- remaining = matches.reject do |match|
- # Preserve markup with to_s for html elements
- content = text_matches ? match.text : match.children.to_s
-
- content.strip! unless NO_STRIP.include?(match.name)
- content.sub!(/\A\n/, '') if text_matches && match.name == "textarea"
-
- next if regex_matching ? (content =~ match_with) : (content == match_with)
- content_mismatch ||= sprintf("<%s> expected but was\n<%s>.", match_with, content)
- true
- end
-
- self.message ||= content_mismatch if remaining.empty?
- Nokogiri::XML::NodeSet.new(matches.document, remaining)
- end
-
- def determine_root_from(root_or_selector, page, previous_selection = nil)
- if root_or_selector == nil
- raise ArgumentError, "First argument is either selector or element to select, but nil found. Perhaps you called assert_select with an element that does not exist?"
- elsif root_or_selector.respond_to?(:css)
- @selector_is_second_argument = true
- root_or_selector
- elsif previous_selection
- if previous_selection.is_a?(Array)
- Nokogiri::XML::NodeSet.new(previous_selection[0].document, previous_selection)
- else
- previous_selection
- end
- else
- page
- end
- end
-
- def extract_selector(values)
- selector = @selector_is_second_argument ? values.shift(2).last : values.shift
- unless selector.is_a? String
- raise ArgumentError, "Expecting a selector as the first argument"
- end
- context.substitute!(selector, values)
- end
-
- def equality_tests_from(comparator)
- comparisons = {}
- case comparator
- when Hash
- comparisons = comparator
- when String, Regexp
- comparisons[:text] = comparator
- when Integer
- comparisons[:count] = comparator
- when Range
- comparisons[:minimum] = comparator.begin
- comparisons[:maximum] = comparator.end
- when FalseClass
- comparisons[:count] = 0
- when NilClass, TrueClass
- comparisons[:minimum] = 1
- else raise ArgumentError, "I don't understand what you're trying to match"
- end
-
- # By default we're looking for at least one match.
- if comparisons[:count]
- comparisons[:minimum] = comparisons[:maximum] = comparisons[:count]
- else
- comparisons[:minimum] ||= 1
- end
- comparisons
- end
-
- def context
- @context ||= SubstitutionContext.new
- end
-
- class SubstitutionContext
- def initialize(substitute = '?')
- @substitute = substitute
- @regexes = []
- end
-
- def add_regex(regex)
- # Nokogiri doesn't like arbitrary values without quotes, hence inspect.
- return regex.inspect unless regex.is_a?(Regexp)
- @regexes.push(regex)
- last_id.to_s # avoid implicit conversions of Fixnum to String
- end
-
- def last_id
- @regexes.count - 1
- end
-
- def match(matches, attribute, id)
- matches.find_all { |node| node[attribute] =~ @regexes[id] }
- end
-
- def substitute!(selector, values)
- while !values.empty? && selector.index(@substitute)
- selector.sub!(@substitute, add_regex(values.shift))
- end
- selector
- end
- end
- end
- end
- end
-end