Class: Capybara::RackTest::Browser

Inherits:
Object
  • Object
show all
Includes:
Rack::Test::Methods
Defined in:
lib/capybara/rack_test/browser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(driver) ⇒ Browser

Returns a new instance of Browser.



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# File 'lib/capybara/rack_test/browser.rb', line 8

def initialize(driver)
  @driver = driver
end

Instance Attribute Details

#current_host ⇒ Object

Returns the value of attribute current_host.



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# File 'lib/capybara/rack_test/browser.rb', line 6

def current_host
  @current_host
end

#driver ⇒ Object (readonly)

Returns the value of attribute driver.



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# File 'lib/capybara/rack_test/browser.rb', line 5

def driver
  @driver
end

Instance Method Details

#app ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 12

def app
  driver.app
end

#current_url ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 64

def current_url
  last_request.url
rescue Rack::Test::Error
  ""
end

#dom ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 81

def dom
  @dom ||= Capybara::HTML(html)
end

#find(format, selector) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 85

def find(format, selector)
  if format==:css
    dom.css(selector, Capybara::RackTest::CSSHandlers.new)
  else
    dom.xpath(selector)
  end.map { |node| Capybara::RackTest::Node.new(self, node) }
end

#follow(method, path, attributes = {}) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 30

def follow(method, path, attributes = {})
  return if path.gsub(/^#{Regexp.escape(request_path)}/, '').start_with?('#') || path.downcase.start_with?('javascript:')
  process_and_follow_redirects(method, path, attributes, {'HTTP_REFERER' => current_url})
end

#html ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 93

def html
  last_response.body
rescue Rack::Test::Error
  ""
end

#options ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 16

def options
  driver.options
end

#process(method, path, attributes = {}, env = {}) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 45

def process(method, path, attributes = {}, env = {})
  new_uri = URI.parse(path)
  method.downcase! unless method.is_a? Symbol

  new_uri.path = request_path if path.start_with?("?")
  new_uri.path = "/" if new_uri.path.empty?
  new_uri.path = request_path.sub(%r(/[^/]*$), '/') + new_uri.path unless new_uri.path.start_with?('/')
  new_uri.scheme ||= @current_scheme
  new_uri.host ||= @current_host
  new_uri.port ||= @current_port unless new_uri.default_port == @current_port

  @current_scheme = new_uri.scheme
  @current_host = new_uri.host
  @current_port = new_uri.port

  reset_cache!
  send(method, new_uri.to_s, attributes, env.merge(options[:headers] || {}))
end

#process_and_follow_redirects(method, path, attributes = {}, env = {}) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 35

def process_and_follow_redirects(method, path, attributes = {}, env = {})
  process(method, path, attributes, env)
  if driver.follow_redirects?
    driver.redirect_limit.times do
      process(:get, last_response["Location"], {}, env) if last_response.redirect?
    end
    raise Capybara::InfiniteRedirectError, "redirected more than #{driver.redirect_limit} times, check for infinite redirects." if last_response.redirect?
  end
end

#reset_cache! ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 77

def reset_cache!
  @dom = nil
end

#reset_host! ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 70

def reset_host!
  uri = URI.parse(Capybara.app_host || Capybara.default_host)
  @current_scheme = uri.scheme
  @current_host = uri.host
  @current_port = uri.port
end

#submit(method, path, attributes) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 25

def submit(method, path, attributes)
  path = request_path if not path or path.empty?
  process_and_follow_redirects(method, path, attributes, {'HTTP_REFERER' => current_url})
end

#title ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 99

def title
  if dom.respond_to? :title
    dom.title
  else
    #old versions of nokogiri don't have #title - remove in 3.0
    dom.xpath('/html/head/title | /html/title').first.text
  end
end

#visit(path, attributes = {}) ⇒ Object 



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# File 'lib/capybara/rack_test/browser.rb', line 20

def visit(path, attributes = {})
  reset_host!
  process_and_follow_redirects(:get, path, attributes)
end