#assert_select
and #css_select
call this to obtain the content in the HTML page,
or from all the RJS statements, depending on the type of response.
# File actionpack/lib/action_controller/assertions/selector_assertions.rb, line 539
def response_from_page_or_rjs()
content_type = @response.headers["Content-Type"]
if content_type && content_type =~ /text\/javascript/
body = @response.body.dup
root = HTML::Node.new(nil)
while true
next if body.sub!(RJS_PATTERN_EVERYTHING) do |match|
html = unescape_rjs($3)
matches = HTML::Document.new(html).root.children.select { |n| n.tag? }
root.children.concat matches
""
end
break
end
root
else
html_document.root
end
end
