/actionpack/test/controller/routing_test.rb

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require 'abstract_unit'
require 'controller/fake_controllers'
require 'action_controller/routing'

class MilestonesController < ActionController::Base
  def index() head :ok end
  alias_method :show, :index
  def rescue_action(e) raise e end
end

RunTimeTests = ARGV.include? 'time'
ROUTING = ActionController::Routing

class ROUTING::RouteBuilder
  attr_reader :warn_output

  def warn(msg)
    (@warn_output ||= []) << msg
  end
end

# See RFC 3986, section 3.3 for allowed path characters.
class UriReservedCharactersRoutingTest < Test::Unit::TestCase
  def setup
    ActionController::Routing.use_controllers! ['controller']
    @set = ActionController::Routing::RouteSet.new
    @set.draw do |map|
      map.connect ':controller/:action/:variable/*additional'
    end

    safe, unsafe = %w(: @ & = + $ , ;), %w(^ / ? # [ ])
    hex = unsafe.map { |char| '%' + char.unpack('H2').first.upcase }

    @segment = "#{safe.join}#{unsafe.join}".freeze
    @escaped = "#{safe.join}#{hex.join}".freeze
  end

  def test_route_generation_escapes_unsafe_path_characters
    assert_equal "/contr#{@segment}oller/act#{@escaped}ion/var#{@escaped}iable/add#{@escaped}itional-1/add#{@escaped}itional-2",
      @set.generate(:controller => "contr#{@segment}oller",
                    :action => "act#{@segment}ion",
                    :variable => "var#{@segment}iable",
                    :additional => ["add#{@segment}itional-1", "add#{@segment}itional-2"])
  end

  def test_route_recognition_unescapes_path_components
    options = { :controller => "controller",
                :action => "act#{@segment}ion",
                :variable => "var#{@segment}iable",
                :additional => ["add#{@segment}itional-1", "add#{@segment}itional-2"] }
    assert_equal options, @set.recognize_path("/controller/act#{@escaped}ion/var#{@escaped}iable/add#{@escaped}itional-1/add#{@escaped}itional-2")
  end

  def test_route_generation_allows_passing_non_string_values_to_generated_helper
    assert_equal "/controller/action/variable/1/2", @set.generate(:controller => "controller",
                                                                  :action => "action",
                                                                  :variable => "variable",
                                                                  :additional => [1, 2])
  end
end

class SegmentTest < Test::Unit::TestCase
  def test_first_segment_should_interpolate_for_structure
    s = ROUTING::Segment.new
    def s.interpolation_statement(array) 'hello' end
    assert_equal 'hello', s.continue_string_structure([])
  end

  def test_interpolation_statement
    s = ROUTING::StaticSegment.new("Hello")
    assert_equal "Hello", eval(s.interpolation_statement([]))
    assert_equal "HelloHello", eval(s.interpolation_statement([s]))

    s2 = ROUTING::StaticSegment.new("-")
    assert_equal "Hello-Hello", eval(s.interpolation_statement([s, s2]))

    s3 = ROUTING::StaticSegment.new("World")
    assert_equal "Hello-World", eval(s3.interpolation_statement([s, s2]))
  end
end

class StaticSegmentTest < Test::Unit::TestCase
  def test_interpolation_chunk_should_respect_raw
    s = ROUTING::StaticSegment.new('Hello World')
    assert !s.raw?
    assert_equal 'Hello%20World', s.interpolation_chunk

    s = ROUTING::StaticSegment.new('Hello World', :raw => true)
    assert s.raw?
    assert_equal 'Hello World', s.interpolation_chunk
  end

  def test_regexp_chunk_should_escape_specials
    s = ROUTING::StaticSegment.new('Hello*World')
    assert_equal 'Hello\*World', s.regexp_chunk

    s = ROUTING::StaticSegment.new('HelloWorld')
    assert_equal 'HelloWorld', s.regexp_chunk
  end

  def test_regexp_chunk_should_add_question_mark_for_optionals
    s = ROUTING::StaticSegment.new("/", :optional => true)
    assert_equal "/?", s.regexp_chunk

    s = ROUTING::StaticSegment.new("hello", :optional => true)
    assert_equal "(?:hello)?", s.regexp_chunk
  end
end

class DynamicSegmentTest < Test::Unit::TestCase
  def segment(options = {})
    unless @segment
      @segment = ROUTING::DynamicSegment.new(:a, options)
    end
    @segment
  end

  def test_extract_value
    s = ROUTING::DynamicSegment.new(:a)

    hash = {:a => '10', :b => '20'}
    assert_equal '10', eval(s.extract_value)

    hash = {:b => '20'}
    assert_equal nil, eval(s.extract_value)

    s.default = '20'
    assert_equal '20', eval(s.extract_value)
  end

  def test_default_local_name
    assert_equal 'a_value', segment.local_name,
      "Unexpected name -- all value_check tests will fail!"
  end

  def test_presence_value_check
    a_value = 10
    assert eval(segment.value_check)
  end

  def test_regexp_value_check_rejects_nil
    segment = segment(:regexp => /\d+/)

    a_value = nil
    assert !eval(segment.value_check)
  end

  def test_optional_regexp_value_check_should_accept_nil
    segment = segment(:regexp => /\d+/, :optional => true)

    a_value = nil
    assert eval(segment.value_check)
  end

  def test_regexp_value_check_rejects_no_match
    segment = segment(:regexp => /\d+/)

    a_value = "Hello20World"
    assert !eval(segment.value_check)

    a_value = "20Hi"
    assert !eval(segment.value_check)
  end

  def test_regexp_value_check_accepts_match
    segment = segment(:regexp => /\d+/)
    a_value = "30"
    assert eval(segment.value_check)
  end

  def test_value_check_fails_on_nil
    a_value = nil
    assert ! eval(segment.value_check)
  end

  def test_optional_value_needs_no_check
    segment = segment(:optional => true)

    a_value = nil
    assert_equal nil, segment.value_check
  end

  def test_regexp_value_check_should_accept_match_with_default
    segment = segment(:regexp => /\d+/, :default => '200')

    a_value = '100'
    assert eval(segment.value_check)
  end

  def test_expiry_should_not_trigger_once_expired
    expired = true
    hash = merged = {:a => 2, :b => 3}
    options = {:b => 3}
    expire_on = Hash.new { raise 'No!!!' }

    eval(segment.expiry_statement)
  rescue RuntimeError
    flunk "Expiry check should not have occurred!"
  end

  def test_expiry_should_occur_according_to_expire_on
    expired = false
    hash = merged = {:a => 2, :b => 3}
    options = {:b => 3}

    expire_on = {:b => true, :a => false}
    eval(segment.expiry_statement)
    assert !expired
    assert_equal({:a => 2, :b => 3}, hash)

    expire_on = {:b => true, :a => true}
    eval(segment.expiry_statement)
    assert expired
    assert_equal({:b => 3}, hash)
  end

  def test_extraction_code_should_return_on_nil
    hash = merged = {:b => 3}
    options = {:b => 3}
    a_value = nil

    # Local jump because of return inside eval.
    assert_raises(LocalJumpError) { eval(segment.extraction_code) }
  end

  def test_extraction_code_should_return_on_mismatch
    segment = segment(:regexp => /\d+/)
    hash = merged = {:a => 'Hi', :b => '3'}
    options = {:b => '3'}
    a_value = nil

    # Local jump because of return inside eval.
    assert_raises(LocalJumpError) { eval(segment.extraction_code) }
  end

  def test_extraction_code_should_accept_value_and_set_local
    hash = merged = {:a => 'Hi', :b => '3'}
    options = {:b => '3'}
    a_value = nil
    expired = true

    eval(segment.extraction_code)
    assert_equal 'Hi', a_value
  end

  def test_extraction_should_work_without_value_check
    segment.default = 'hi'
    hash = merged = {:b => '3'}
    options = {:b => '3'}
    a_value = nil
    expired = true

    eval(segment.extraction_code)
    assert_equal 'hi', a_value
  end

  def test_extraction_code_should_perform_expiry
    expired = false
    hash = merged = {:a => 'Hi', :b => '3'}
    options = {:b => '3'}
    expire_on = {:a => true}
    a_value = nil

    eval(segment.extraction_code)
    assert_equal 'Hi', a_value
    assert expired
    assert_equal options, hash
  end

  def test_interpolation_chunk_should_replace_value
    a_value = 'Hi'
    assert_equal a_value, eval(%("#{segment.interpolation_chunk}"))
  end

  def test_interpolation_chunk_should_accept_nil
    a_value = nil
    assert_equal '', eval(%("#{segment.interpolation_chunk('a_value')}"))
  end

  def test_value_regexp_should_be_nil_without_regexp
    assert_equal nil, segment.value_regexp
  end

  def test_value_regexp_should_match_exacly
    segment = segment(:regexp => /\d+/)
    assert_no_match segment.value_regexp, "Hello 10 World"
    assert_no_match segment.value_regexp, "Hello 10"
    assert_no_match segment.value_regexp, "10 World"
    assert_match segment.value_regexp, "10"
  end

  def test_regexp_chunk_should_return_string
    segment = segment(:regexp => /\d+/)
    assert_kind_of String, segment.regexp_chunk
  end

  def test_build_pattern_non_optional_with_no_captures
    # Non optional
    a_segment = ROUTING::DynamicSegment.new(nil, :regexp => /\d+/)
    assert_equal "(\\d+)stuff", a_segment.build_pattern('stuff')
  end

  def test_build_pattern_non_optional_with_captures
    # Non optional
    a_segment = ROUTING::DynamicSegment.new(nil, :regexp => /(\d+)(.*?)/)
    assert_equal "((\\d+)(.*?))stuff", a_segment.build_pattern('stuff')
  end

  def test_optionality_implied
    a_segment = ROUTING::DynamicSegment.new(:id)
    assert a_segment.optionality_implied?

    a_segment = ROUTING::DynamicSegment.new(:action)
    assert a_segment.optionality_implied?
  end

  def test_modifiers_must_be_handled_sensibly
    a_segment = ROUTING::DynamicSegment.new(nil, :regexp => /david|jamis/i)
    assert_equal "((?i-mx:david|jamis))stuff", a_segment.build_pattern('stuff')
    a_segment = ROUTING::DynamicSegment.new(nil, :regexp =>  /david|jamis/x)
    assert_equal "((?x-mi:david|jamis))stuff", a_segment.build_pattern('stuff')
    a_segment = ROUTING::DynamicSegment.new(nil, :regexp => /david|jamis/)
    assert_equal "(david|jamis)stuff", a_segment.build_pattern('stuff')
  end
end

class ControllerSegmentTest < Test::Unit::TestCase
  def test_regexp_should_only_match_possible_controllers
    ActionController::Routing.with_controllers %w(admin/accounts admin/users account pages) do
      cs = ROUTING::ControllerSegment.new :controller
      regexp = %r{\A#{cs.regexp_chunk}\Z}

      ActionController::Routing.possible_controllers.each do |name|
        assert_match regexp, name
        assert_no_match regexp, "#{name}_fake"

        match = regexp.match name
        assert_equal name, match[1]
      end
    end
  end
end

class RouteBuilderTest < Test::Unit::TestCase
  def builder
    @builder ||= ROUTING::RouteBuilder.new
  end

  def build(path, options)
    builder.build(path, options)
  end

  def test_options_should_not_be_modified
    requirements1 = { :id => /\w+/, :controller => /(?:[a-z](?:-?[a-z]+)*)/ }
    requirements2 = requirements1.dup

    assert_equal requirements1, requirements2

    with_options(:controller => 'folder',
                 :requirements => requirements2) do |m|
      m.build 'folders/new', :action => 'new'
    end

    assert_equal requirements1, requirements2
  end

  def test_segment_for_static
    segment, rest = builder.segment_for 'ulysses'
    assert_equal '', rest
    assert_kind_of ROUTING::StaticSegment, segment
    assert_equal 'ulysses', segment.value
  end

  def test_segment_for_action
    segment, rest = builder.segment_for ':action'
    assert_equal '', rest
    assert_kind_of ROUTING::DynamicSegment, segment
    assert_equal :action, segment.key
    assert_equal 'index', segment.default
  end

  def test_segment_for_dynamic
    segment, rest = builder.segment_for ':login'
    assert_equal '', rest
    assert_kind_of ROUTING::DynamicSegment, segment
    assert_equal :login, segment.key
    assert_equal nil, segment.default
    assert ! segment.optional?
  end

  def test_segment_for_with_rest
    segment, rest = builder.segment_for ':login/:action'
    assert_equal :login, segment.key
    assert_equal '/:action', rest
    segment, rest = builder.segment_for rest
    assert_equal '/', segment.value
    assert_equal ':action', rest
    segment, rest = builder.segment_for rest
    assert_equal :action, segment.key
    assert_equal '', rest
  end

  def test_segments_for
    segments = builder.segments_for_route_path '/:controller/:action/:id'

    assert_kind_of ROUTING::DividerSegment, segments[0]
    assert_equal '/', segments[2].value

    assert_kind_of ROUTING::DynamicSegment, segments[1]
    assert_equal :controller, segments[1].key

    assert_kind_of ROUTING::DividerSegment, segments[2]
    assert_equal '/', segments[2].value

    assert_kind_of ROUTING::DynamicSegment, segments[3]
    assert_equal :action, segments[3].key

    assert_kind_of ROUTING::DividerSegment, segments[4]
    assert_equal '/', segments[4].value

    assert_kind_of ROUTING::DynamicSegment, segments[5]
    assert_equal :id, segments[5].key
  end

  def test_segment_for_action
    s, r = builder.segment_for(':action/something/else')
    assert_equal '/something/else', r
    assert_equal :action, s.key
  end

  def test_action_default_should_not_trigger_on_prefix
    s, r = builder.segment_for ':action_name/something/else'
    assert_equal '/something/else', r
    assert_equal :action_name, s.key
    assert_equal nil, s.default
  end

  def test_divide_route_options
    segments = builder.segments_for_route_path '/cars/:action/:person/:car/'
    defaults, requirements = builder.divide_route_options(segments,
      :action => 'buy', :person => /\w+/, :car => /\w+/,
      :defaults => {:person => nil, :car => nil}
    )

    assert_equal({:action => 'buy', :person => nil, :car => nil}, defaults)
    assert_equal({:person => /\w+/, :car => /\w+/}, requirements)
  end

  def test_assign_route_options
    segments = builder.segments_for_route_path '/cars/:action/:person/:car/'
    defaults = {:action => 'buy', :person => nil, :car => nil}
    requirements = {:person => /\w+/, :car => /\w+/}

    route_requirements = builder.assign_route_options(segments, defaults, requirements)
    assert_equal({}, route_requirements)

    assert_equal :action, segments[3].key
    assert_equal 'buy', segments[3].default

    assert_equal :person, segments[5].key
    assert_equal %r/\w+/, segments[5].regexp
    assert segments[5].optional?

    assert_equal :car, segments[7].key
    assert_equal %r/\w+/, segments[7].regexp
    assert segments[7].optional?
  end

  def test_assign_route_options_with_anchor_chars
    segments = builder.segments_for_route_path '/cars/:action/:person/:car/'
    defaults = {:action => 'buy', :person => nil, :car => nil}
    requirements = {:person => /\w+/, :car => /^\w+$/}

    assert_raises ArgumentError do
      route_requirements = builder.assign_route_options(segments, defaults, requirements)
    end

    requirements[:car] = /[^\/]+/
    route_requirements = builder.assign_route_options(segments, defaults, requirements)
  end

  def test_optional_segments_preceding_required_segments
    segments = builder.segments_for_route_path '/cars/:action/:person/:car/'
    defaults = {:action => 'buy', :person => nil, :car => "model-t"}
    assert builder.assign_route_options(segments, defaults, {}).empty?

    0.upto(1) { |i| assert !segments[i].optional?, "segment #{i} is optional and it shouldn't be" }
    assert segments[2].optional?

    assert_equal nil, builder.warn_output # should only warn on the :person segment
  end

  def test_segmentation_of_dot_path
    segments = builder.segments_for_route_path '/books/:action.rss'
    assert builder.assign_route_options(segments, {}, {}).empty?
    assert_equal 6, segments.length # "/", "books", "/", ":action", ".", "rss"
    assert !segments.any? { |seg| seg.optional? }
  end

  def test_segmentation_of_dynamic_dot_path
    segments = builder.segments_for_route_path '/books/:action.:format'
    assert builder.assign_route_options(segments, {}, {}).empty?
    assert_equal 6, segments.length # "/", "books", "/", ":action", ".", ":format"
    assert !segments.any? { |seg| seg.optional? }
    assert_kind_of ROUTING::DynamicSegment, segments.last
  end

  def test_assignment_of_default_options
    segments = builder.segments_for_route_path '/:controller/:action/:id/'
    action, id = segments[-4], segments[-2]

    assert_equal :action, action.key
    assert_equal :id, id.key
    assert ! action.optional?
    assert ! id.optional?

    builder.assign_default_route_options(segments)

    assert_equal 'index', action.default
    assert action.optional?
    assert id.optional?
  end

  def test_assignment_of_default_options_respects_existing_defaults
    segments = builder.segments_for_route_path '/:controller/:action/:id/'
    action, id = segments[-4], segments[-2]

    assert_equal :action, action.key
    assert_equal :id, id.key
    action.default = 'show'
    action.is_optional = true

    id.default = 'Welcome'
    id.is_optional = true

    builder.assign_default_route_options(segments)

    assert_equal 'show', action.default
    assert action.optional?
    assert_equal 'Welcome', id.default
    assert id.optional?
  end

  def test_assignment_of_default_options_respects_regexps
    segments = builder.segments_for_route_path '/:controller/:action/:id/'
    action = segments[-4]

    assert_equal :action, action.key
    segments[-4] = ROUTING::DynamicSegment.new(:action, :regexp => /show|in/)

    builder.assign_default_route_options(segments)

    assert_equal nil, action.default
    assert ! action.optional?
  end

  def test_assignment_of_is_optional_when_default
    segments = builder.segments_for_route_path '/books/:action.rss'
    assert_equal segments[3].key, :action
    segments[3].default = 'changes'
    builder.ensure_required_segments(segments)
    assert ! segments[3].optional?
  end

  def test_is_optional_is_assigned_to_default_segments
    segments = builder.segments_for_route_path '/books/:action'
    builder.assign_route_options(segments, {:action => 'index'}, {})

    assert_equal segments[3].key, :action
    assert segments[3].optional?
    assert_kind_of ROUTING::DividerSegment, segments[2]
    assert segments[2].optional?
  end

  # XXX is optional not being set right?
  # /blah/:defaulted_segment <-- is the second slash optional? it should be.

  def test_route_build
    ActionController::Routing.with_controllers %w(users pages) do
      r = builder.build '/:controller/:action/:id/', :action => nil

      [0, 2, 4].each do |i|
        assert_kind_of ROUTING::DividerSegment, r.segments[i]
        assert_equal '/', r.segments[i].value
        assert r.segments[i].optional? if i > 1
      end

      assert_kind_of ROUTING::DynamicSegment, r.segments[1]
      assert_equal :controller, r.segments[1].key
      assert_equal nil, r.segments[1].default

      assert_kind_of ROUTING::DynamicSegment, r.segments[3]
      assert_equal :action, r.segments[3].key
      assert_equal 'index', r.segments[3].default

      assert_kind_of ROUTING::DynamicSegment, r.segments[5]
      assert_equal :id, r.segments[5].key
      assert r.segments[5].optional?
    end
  end

  def test_slashes_are_implied
    routes = [
      builder.build('/:controller/:action/:id/', :action => nil),
      builder.build('/:controller/:action/:id', :action => nil),
      builder.build(':controller/:action/:id', :action => nil),
      builder.build('/:controller/:action/:id/', :action => nil)
    ]
    expected = routes.first.segments.length
    routes.each_with_index do |route, i|
      found = route.segments.length
      assert_equal expected, found, "Route #{i + 1} has #{found} segments, expected #{expected}"
    end
  end
end

class RoutingTest < Test::Unit::TestCase
  def test_possible_controllers
    true_controller_paths = ActionController::Routing.controller_paths

    ActionController::Routing.use_controllers! nil

    silence_warnings do
      Object.send(:const_set, :RAILS_ROOT, File.dirname(__FILE__) + '/controller_fixtures')
    end

    ActionController::Routing.controller_paths = [
      RAILS_ROOT, RAILS_ROOT + '/app/controllers', RAILS_ROOT + '/vendor/plugins/bad_plugin/lib'
    ]

    assert_equal ["admin/user", "plugin", "user"], ActionController::Routing.possible_controllers.sort
  ensure
    if true_controller_paths
      ActionController::Routing.controller_paths = true_controller_paths
    end
    ActionController::Routing.use_controllers! nil
    Object.send(:remove_const, :RAILS_ROOT) rescue nil
  end

  def test_possible_controllers_are_reset_on_each_load
    true_possible_controllers = ActionController::Routing.possible_controllers
    true_controller_paths = ActionController::Routing.controller_paths

    ActionController::Routing.use_controllers! nil
    root = File.dirname(__FILE__) + '/controller_fixtures'

    ActionController::Routing.controller_paths = []
    assert_equal [], ActionController::Routing.possible_controllers

    ActionController::Routing.controller_paths = [
      root, root + '/app/controllers', root + '/vendor/plugins/bad_plugin/lib'
    ]
    ActionController::Routing::Routes.load!

    assert_equal ["admin/user", "plugin", "user"], ActionController::Routing.possible_controllers.sort
  ensure
    ActionController::Routing.controller_paths = true_controller_paths
    ActionController::Routing.use_controllers! true_possible_controllers
    Object.send(:remove_const, :RAILS_ROOT) rescue nil

    ActionController::Routing::Routes.clear!
    ActionController::Routing::Routes.load_routes!
  end

  def test_with_controllers
    c = %w(admin/accounts admin/users account pages)
    ActionController::Routing.with_controllers c do
      assert_equal c, ActionController::Routing.possible_controllers
    end
  end

  def test_normalize_unix_paths
    load_paths = %w(. config/../app/controllers config/../app//helpers script/../config/../vendor/rails/actionpack/lib vendor/rails/railties/builtin/rails_info app/models lib script/../config/../foo/bar/../../app/models .foo/../.bar foo.bar/../config)
    paths = ActionController::Routing.normalize_paths(load_paths)
    assert_equal %w(vendor/rails/railties/builtin/rails_info vendor/rails/actionpack/lib app/controllers app/helpers app/models config .bar lib .), paths
  end

  def test_normalize_windows_paths
    load_paths = %w(. config\\..\\app\\controllers config\\..\\app\\\\helpers script\\..\\config\\..\\vendor\\rails\\actionpack\\lib vendor\\rails\\railties\\builtin\\rails_info app\\models lib script\\..\\config\\..\\foo\\bar\\..\\..\\app\\models .foo\\..\\.bar foo.bar\\..\\config)
    paths = ActionController::Routing.normalize_paths(load_paths)
    assert_equal %w(vendor\\rails\\railties\\builtin\\rails_info vendor\\rails\\actionpack\\lib app\\controllers app\\helpers app\\models config .bar lib .), paths
  end

  def test_routing_helper_module
    assert_kind_of Module, ActionController::Routing::Helpers

    h = ActionController::Routing::Helpers
    c = Class.new
    assert ! c.ancestors.include?(h)
    ActionController::Routing::Routes.install_helpers c
    assert c.ancestors.include?(h)
  end
end

uses_mocha 'LegacyRouteSet, Route, RouteSet and RouteLoading' do
  class MockController
    attr_accessor :routes

    def initialize(routes)
      self.routes = routes
    end

    def url_for(options)
      only_path = options.delete(:only_path)

      port        = options.delete(:port) || 80
      port_string = port == 80 ? '' : ":#{port}"

      host   = options.delete(:host) || "named.route.test"
      anchor = "##{options.delete(:anchor)}" if options.key?(:anchor)

      path = routes.generate(options)

      only_path ? "#{path}#{anchor}" : "http://#{host}#{port_string}#{path}#{anchor}"
    end

    def request
      @request ||= MockRequest.new(:host => "named.route.test", :method => :get)
    end
  end

  class MockRequest
    attr_accessor :path, :path_parameters, :host, :subdomains, :domain, :method

    def initialize(values={})
      values.each { |key, value| send("#{key}=", value) }
      if values[:host]
        subdomain, self.domain = values[:host].split(/\./, 2)
        self.subdomains = [subdomain]
      end
    end

    def protocol
      "http://"
    end

    def host_with_port
      (subdomains * '.') + '.' +  domain
    end
  end

  class LegacyRouteSetTests < Test::Unit::TestCase
    attr_reader :rs

    def setup
      # These tests assume optimisation is on, so re-enable it.
      ActionController::Base.optimise_named_routes = true

      @rs = ::ActionController::Routing::RouteSet.new
      @rs.draw {|m| m.connect ':controller/:action/:id' }

      ActionController::Routing.use_controllers! %w(content admin/user admin/news_feed)
    end

    def test_default_setup
      assert_equal({:controller => "content", :action => 'index'}, rs.recognize_path("/content"))
      assert_equal({:controller => "content", :action => 'list'}, rs.recognize_path("/content/list"))
      assert_equal({:controller => "content", :action => 'show', :id => '10'}, rs.recognize_path("/content/show/10"))

      assert_equal({:controller => "admin/user", :action => 'show', :id => '10'}, rs.recognize_path("/admin/user/show/10"))

      assert_equal '/admin/user/show/10', rs.generate(:controller => 'admin/user', :action => 'show', :id => 10)

      assert_equal '/admin/user/show', rs.generate({:action => 'show'}, {:controller => 'admin/user', :action => 'list', :id => '10'})
      assert_equal '/admin/user/list/10', rs.generate({}, {:controller => 'admin/user', :action => 'list', :id => '10'})

      assert_equal '/admin/stuff', rs.generate({:controller => 'stuff'}, {:controller => 'admin/user', :action => 'list', :id => '10'})
      assert_equal '/stuff', rs.generate({:controller => '/stuff'}, {:controller => 'admin/user', :action => 'list', :id => '10'})
    end

    def test_ignores_leading_slash
      @rs.draw {|m| m.connect '/:controller/:action/:id'}
      test_default_setup
    end

    def test_time_recognition
      # We create many routes to make situation more realistic
      @rs = ::ActionController::Routing::RouteSet.new
      @rs.draw { |map|
        map.frontpage '', :controller => 'search', :action => 'new'
        map.resources :videos do |video|
          video.resources :comments
          video.resource  :file,      :controller => 'video_file'
          video.resource  :share,     :controller => 'video_shares'
          video.resource  :abuse,     :controller => 'video_abuses'
        end
        map.resources :abuses, :controller => 'video_abuses'
        map.resources :video_uploads
        map.resources :video_visits

        map.resources :users do |user|
          user.resource  :settings
          user.resources :videos
        end
        map.resources :channels do |channel|
          channel.resources :videos, :controller => 'channel_videos'
        end
        map.resource  :session
        map.resource  :lost_password
        map.search    'search', :controller => 'search'
        map.resources :pages
        map.connect ':controller/:action/:id'
      }
      n = 1000
      if RunTimeTests
        GC.start
        rectime = Benchmark.realtime do
          n.times do
            rs.recognize_path("/videos/1234567", {:method => :get})
            rs.recognize_path("/videos/1234567/abuse", {:method => :get})
            rs.recognize_path("/users/1234567/settings", {:method => :get})
            rs.recognize_path("/channels/1234567", {:method => :get})
            rs.recognize_path("/session/new", {:method => :get})
            rs.recognize_path("/admin/user/show/10", {:method => :get})
          end
        end
        puts "\n\nRecognition (#{rs.routes.size} routes):"
        per_url = rectime / (n * 6)
        puts "#{per_url * 1000} ms/url"
        puts "#{1 / per_url} url/s\n\n"
      end
    end

    def test_time_generation
      n = 5000
      if RunTimeTests
        GC.start
        pairs = [
          [{:controller => 'content', :action => 'index'}, {:controller => 'content', :action => 'show'}],
          [{:controller => 'content'}, {:controller => 'content', :action => 'index'}],
          [{:controller => 'content', :action => 'list'}, {:controller => 'content', :action => 'index'}],
          [{:controller => 'content', :action => 'show', :id => '10'}, {:controller => 'content', :action => 'list'}],
          [{:controller => 'admin/user', :action => 'index'}, {:controller => 'admin/user', :action => 'show'}],
          [{:controller => 'admin/user'}, {:controller => 'admin/user', :action => 'index'}],
          [{:controller => 'admin/user', :action => 'list'}, {:controller => 'admin/user', :action => 'index'}],
          [{:controller => 'admin/user', :action => 'show', :id => '10'}, {:controller => 'admin/user', :action => 'list'}],
        ]
        p = nil
        gentime = Benchmark.realtime do
          n.times do
          pairs.each {|(a, b)| rs.generate(a, b)}
          end
        end

        puts "\n\nGeneration (RouteSet): (#{(n * 8)} urls)"
        per_url = gentime / (n * 8)
        puts "#{per_url * 1000} ms/url"
        puts "#{1 / per_url} url/s\n\n"
      end
    end

    def test_route_with_colon_first
      rs.draw do |map|
        map.connect '/:controller/:action/:id', :action => 'index', :id => nil
        map.connect ':url', :controller => 'tiny_url', :action => 'translate'
      end
    end

    def test_route_with_regexp_for_controller
      rs.draw do |map|
        map.connect ':controller/:admintoken/:action/:id', :controller => /admin\/.+/
        map.connect ':controller/:action/:id'
      end
      assert_equal({:controller => "admin/user", :admintoken => "foo", :action => "index"},
          rs.recognize_path("/admin/user/foo"))
      assert_equal({:controller => "content", :action => "foo"}, rs.recognize_path("/content/foo"))
      assert_equal '/admin/user/foo', rs.generate(:controller => "admin/user", :admintoken => "foo", :action => "index")
      assert_equal '/content/foo', rs.generate(:controller => "content", :action => "foo")
    end

    def test_route_with_regexp_and_dot
      rs.draw do |map|
        map.connect ':controller/:action/:file',
                          :controller => /admin|user/,
                          :action => /upload|download/,
                          :defaults => {:file => nil},
                          :requirements => {:file => %r{[^/]+(\.[^/]+)?}}
      end
      # Without a file extension
      assert_equal '/user/download/file',
        rs.generate(:controller => "user", :action => "download", :file => "file")
      assert_equal(
        {:controller => "user", :action => "download", :file => "file"},
        rs.recognize_path("/user/download/file"))

      # Now, let's try a file with an extension, really a dot (.)
      assert_equal '/user/download/file.jpg',
        rs.generate(
          :controller => "user", :action => "download", :file => "file.jpg")
      assert_equal(
        {:controller => "user", :action => "download", :file => "file.jpg"},
        rs.recognize_path("/user/download/file.jpg"))
    end

    def test_basic_named_route
      rs.add_named_route :home, '', :controller => 'content', :action => 'list'
      x = setup_for_named_route
      assert_equal("http://named.route.test/",
                   x.send(:home_url))
    end

    def test_basic_named_route_with_relative_url_root
      rs.add_named_route :home, '', :controller => 'content', :action => 'list'
      x = setup_for_named_route
      ActionController::Base.relative_url_root = "/foo"
      assert_equal("http://named.route.test/foo/",
                   x.send(:home_url))
      assert_equal "/foo/", x.send(:home_path)
      ActionController::Base.relative_url_root = nil
    end

    def test_named_route_with_option
      rs.add_named_route :page, 'page/:title', :controller => 'content', :action => 'show_page'
      x = setup_for_named_route
      assert_equal("http://named.route.test/page/new%20stuff",
                   x.send(:page_url, :title => 'new stuff'))
    end

    def test_named_route_with_default
      rs.add_named_route :page, 'page/:title', :controller => 'content', :action => 'show_page', :title => 'AboutPage'
      x = setup_for_named_route
      assert_equal("http://named.route.test/page/AboutRails",
                   x.send(:page_url, :title => "AboutRails"))

    end

    def test_named_route_with_nested_controller
      rs.add_named_route :users, 'admin/user', :controller => 'admin/user', :action => 'index'
      x = setup_for_named_route
      assert_equal("http://named.route.test/admin/user",
                   x.send(:users_url))
    end

    def test_optimised_named_route_call_never_uses_url_for
      rs.add_named_route :users, 'admin/user', :controller => '/admin/user', :action => 'index'
      rs.add_named_route :user, 'admin/user/:id', :controller=>'/admin/user', :action=>'show'
      x = setup_for_named_route
      x.expects(:url_for).never
      x.send(:users_url)
      x.send(:users_path)
      x.send(:user_url, 2, :foo=>"bar")
      x.send(:user_path, 3, :bar=>"foo")
    end

    def test_optimised_named_route_with_host
      rs.add_named_route :pages, 'pages', :controller => 'content', :action => 'show_page', :host => 'foo.com'
      x = setup_for_named_route
      x.expects(:url_for).with(:host => 'foo.com', :only_path => false, :controller => 'content', :action => 'show_page', :use_route => :pages).once
      x.send(:pages_url)
    end

    def setup_for_named_route
      klass = Class.new(MockController)
      rs.install_helpers(klass)
      klass.new(rs)
    end

    def test_named_route_without_hash
      rs.draw do |map|
        map.normal ':controller/:action/:id'
      end
    end

    def test_named_route_root
      rs.draw do |map|
        map.root :controller => "hello"
      end
      x = setup_for_named_route
      assert_equal("http://named.route.test/", x.send(:root_url))
      assert_equal("/", x.send(:root_path))
    end

    def test_named_route_with_regexps
      rs.draw do |map|
        map.article 'page/:year/:month/:day/:title', :controller => 'page', :action => 'show',
          :year => /\d+/, :month => /\d+/, :day => /\d+/
        map.connect ':controller/:action/:id'
      end
      x = setup_for_named_route
      # assert_equal(
      #   {:controller => 'page', :action => 'show', :title => 'hi', :use_route => :article, :only_path => false},
      #   x.send(:article_url, :title => 'hi')
      # )
      assert_equal(
        "http://named.route.test/page/2005/6/10/hi",
        x.send(:article_url, :title => 'hi', :day => 10, :year => 2005, :month => 6)
      )
    end

    def test_changing_controller
      assert_equal '/admin/stuff/show/10', rs.generate(
        {:controller => 'stuff', :action => 'show', :id => 10},
        {:controller => 'admin/user', :action => 'index'}
      )
    end

    def test_paths_escaped
      rs.draw do |map|
        map.path 'file/*path', :controller => 'content', :action => 'show_file'
        map.connect ':controller/:action/:id'
      end

      # No + to space in URI escaping, only for query params.
      results = rs.recognize_path "/file/hello+world/how+are+you%3F"
      assert results, "Recognition should have succeeded"
      assert_equal ['hello+world', 'how+are+you?'], results[:path]

      # Use %20 for space instead.
      results = rs.recognize_path "/file/hello%20world/how%20are%20you%3F"
      assert results, "Recognition should have succeeded"
      assert_equal ['hello world', 'how are you?'], results[:path]

      results = rs.recognize_path "/file"
      assert results, "Recognition should have succeeded"
      assert_equal [], results[:path]
    end

    def test_paths_slashes_unescaped_with_ordered_parameters
      rs.add_named_route :path, '/file/*path', :controller => 'content'

      # No / to %2F in URI, only for query params.
      x = setup_for_named_route
      assert_equal("/file/hello/world", x.send(:path_path, 'hello/world'))
    end

    def test_non_controllers_cannot_be_matched
      rs.draw do |map|
        map.connect ':controller/:action/:id'
      end
      assert_raises(ActionController::RoutingError) { rs.recognize_path("/not_a/show/10") }
    end

    def test_paths_do_not_accept_defaults
      assert_raises(ActionController::RoutingError) do
        rs.draw do |map|
          map.path 'file/*path', :controller => 'content', :action => 'show_file', :path => %w(fake default)
          map.connect ':controller/:action/:id'
        end
      end

      rs.draw do |map|
        map.path 'file/*path', :controller => 'content', :action => 'show_file', :path => []
        map.connect ':controller/:action/:id'
      end
    end

    def test_should_list_options_diff_when_routing_requirements_dont_match
      rs.draw do |map|
        map.post 'post/:id', :controller=> 'post', :action=> 'show', :requirements => {:id => /\d+/}
      end
      exception = assert_raise(ActionController::RoutingError) { rs.generate(:controller => 'post', :action => 'show', :bad_param => "foo", :use_route => "post") }
      assert_match /^post_url failed to generate/, exception.message
      from_match = exception.message.match(/from \{[^\}]+\}/).to_s
      assert_match /:bad_param=>"foo"/,   from_match
      assert_match /:action=>"show"/,     from_match
      assert_match /:controller=>"post"/, from_match

      expected_match = exception.message.match(/expected: \{[^\}]+\}/).to_s
      assert_no_match /:bad_param=>"foo"/,   expected_match
      assert_match    /:action=>"show"/,     expected_match
      assert_match    /:controller=>"post"/, expected_match

      diff_match = exception.message.match(/diff: \{[^\}]+\}/).to_s
      assert_match    /:bad_param=>"foo"/,   diff_match
      assert_no_match /:action=>"show"/,     diff_match
      assert_no_match /:controller=>"post"/, diff_match
    end

    # this specifies the case where your formerly would get a very confusing error message with an empty diff
    def test_should_have_better_error_message_when_options_diff_is_empty
      rs.draw do |map|
        map.content '/content/:query', :controller => 'content', :action => 'show'
      end

      exception = assert_raise(ActionController::RoutingError) { rs.generate(:controller => 'content', :action => 'show', :use_route => "content") }
      assert_match %r[:action=>"show"], exception.message
      assert_match %r[:controller=>"content"], exception.message
      assert_match %r[you may have ambiguous routes, or you may need to supply additional parameters for this route], exception.message
      assert_match %r[content_url has the following required parameters: \["content", :query\] - are they all satisfied?], exception.message
    end

    def test_dynamic_path_allowed
      rs.draw do |map|
        map.connect '*path', :controller => 'content', :action => 'show_file'
      end

      assert_equal '/pages/boo', rs.generate(:controller => 'content', :action => 'show_file', :path => %w(pages boo))
    end

    def test_dynamic_recall_paths_allowed
      rs.draw do |map|
        map.connect '*path', :controller => 'content', :action => 'show_file'
      end

      recall_path = ActionController::Routing::PathSegment::Result.new(%w(pages boo))
      assert_equal '/pages/boo', rs.generate({}, :controller => 'content', :action => 'show_file', :path => recall_path)
    end

    def test_backwards
      rs.draw do |map|
        map.connect 'page/:id/:action', :controller => 'pages', :action => 'show'
        map.connect ':controller/:action/:id'
      end

      assert_equal '/page/20', rs.generate({:id => 20}, {:controller => 'pages', :action => 'show'})
      assert_equal '/page/20', rs.generate(:controller => 'pages', :id => 20, :action => 'show')
      assert_equal '/pages/boo', rs.generate(:controller => 'pages', :action => 'boo')
    end

    def test_route_with_fixnum_default
      rs.draw do |map|
        map.connect 'page/:id', :controller => 'content', :action => 'show_page', :id => 1
        map.connect ':controller/:action/:id'
      end

      assert_equal '/page', rs.generate(:controller => 'content', :action => 'show_page')
      assert_equal '/page', rs.generate(:controller => 'content', :action => 'show_page', :id => 1)
      assert_equal '/page', rs.generate(:controller => 'content', :action => 'show_page', :id => '1')
      assert_equal '/page/10', rs.generate(:controller => 'content', :action => 'show_page', :id => 10)

      assert_equal({:controller => "content", :action => 'show_page', :id => '1'}, rs.recognize_path("/page"))
      assert_equal({:controller => "content", :action => 'show_page', :id => '1'}, rs.recognize_path("/page/1"))
      assert_equal({:controller => "content", :action => 'show_page', :id => '10'}, rs.recognize_path("/page/10"))
    end

    # For newer revision
    def test_route_with_text_default
      rs.draw do |map|
        map.connect 'page/:id', :controller => 'content', :action => 'show_page', :id => 1
        map.connect ':controller/:action/:id'
      end

      assert_equal '/page/foo', rs.generate(:controller => 'content', :action => 'show_page', :id => 'foo')
      assert_equal({:controller => "content", :action => 'show_page', :id => 'foo'}, rs.recognize_path("/page/foo"))

      token = "\321\202\320\265\320\272\321\201\321\202" # 'text' in russian
      escaped_token = CGI::escape(token)

      assert_equal '/page/' + escaped_token, rs.generate(:controller => 'content', :action => 'show_page', :id => token)
      assert_equal({:controller => "content", :action => 'show_page', :id => token}, rs.recognize_path("/page/#{escaped_token}"))
    end

    def test_action_expiry
      assert_equal '/content', rs.generate({:controller => 'content'}, {:controller => 'content', :action => 'show'})
    end

    def test_recognition_with_uppercase_controller_name
      assert_equal({:controller => "content", :action => 'index'}, rs.recognize_path("/Content"))
      assert_equal({:controller => "content", :action => 'list'}, rs.recognize_path("/ConTent/list"))
      assert_equal({:controller => "content", :action => 'show', :id => '10'}, rs.recognize_path("/CONTENT/show/10"))

      # these used to work, before the routes rewrite, but support for this was pulled in the new version...
      #assert_equal({'controller' => "admin/news_feed", 'action' => 'index'}, rs.recognize_path("Admin/NewsFeed"))
      #assert_equal({'controller' => "admin/news_feed", 'action' => 'index'}, rs.recognize_path("Admin/News_Feed"))
    end

    def test_requirement_should_prevent_optional_id
      rs.draw do |map|
        map.post 'post/:id', :controller=> 'post', :action=> 'show', :requirements => {:id => /\d+/}
      end

      assert_equal '/post/10', rs.generate(:controller => 'post', :action => 'show', :id => 10)

      assert_raises ActionController::RoutingError do
        rs.generate(:controller => 'post', :action => 'show')
      end
    end

    def test_both_requirement_and_optional
      rs.draw do |map|
        map.blog('test/:year', :controller => 'post', :action => 'show',
          :defaults => { :year => nil },
          :requirements => { :year => /\d{4}/ }
        )
        map.connect ':controller/:action/:id'
      end

      assert_equal '/test', rs.generate(:controller => 'post', :action => 'show')
      assert_equal '/test', rs.generate(:controller => 'post', :action => 'show', :year => nil)

      x = setup_for_named_route
      assert_equal("http://named.route.test/test",
                   x.send(:blog_url))
    end

    def test_set_to_nil_forgets
      rs.draw do |map|
        map.connect 'pages/:year/:month/:day', :controller => 'content', :action => 'list_pages', :month => nil, :day => nil
        map.connect ':controller/:action/:id'
      end

      assert_equal '/pages/2005',
        rs.generate(:controller => 'content', :action => 'list_pages', :year => 2005)
      assert_equal '/pages/2005/6',
        rs.generate(:controller => 'content', :action => 'list_pages', :year => 2005, :month => 6)
      assert_equal '/pages/2005/6/12',
        rs.generate(:controller => 'content', :action => 'list_pages', :year => 2005, :month => 6, :day => 12)

      assert_equal '/pages/2005/6/4',
        rs.generate({:day => 4}, {:controller => 'content', :action => 'list_pages', :year => '2005', :month => '6', :day => '12'})

      assert_equal '/pages/2005/6',
        rs.generate({:day => nil}, {:controller => 'content', :action => 'list_pages', :year => '2005', :month => '6', :day => '12'})

      assert_equal '/pages/2005',
        rs.generate({:day => nil, :month => nil}, {:controller => 'content', :action => 'list_pages', :year => '2005', :month => '6', :day => '12'})
    end

    def test_url_with_no_action_specified
      rs.draw do |map|
        map.connect '', :controller => 'content'
        map.connect ':controller/:action/:id'
      end

      assert_equal '/', rs.generate(:controller => 'content', :action => 'index')
      assert_equal '/', rs.generate(:controller => 'content')
    end

    def test_named_url_with_no_action_specified
      rs.draw do |map|
        map.home '', :controller => 'content'
        map.connect ':controller/:action/:id'
      end

      assert_equal '/', rs.generate(:controller => 'content', :action => 'index')
      assert_equal '/', rs.generate(:controller => 'content')

      x = setup_for_named_route
      assert_equal("http://named.route.test/",
                   x.send(:home_url))
    end

    def test_url_generated_when_forgetting_action
      [{:controller => 'content', :action => 'index'}, {:controller => 'content'}].each do |hash|
        rs.draw do |map|
          map.home '', hash
          map.connect ':controller/:action/:id'
        end
        assert_equal '/', rs.generate({:action => nil}, {:controller => 'content', :action => 'hello'})
        assert_equal '/', rs.generate({:controller => 'content'})
        assert_equal '/content/hi', rs.generate({:controller => 'content', :action => 'hi'})
      end
    end

    def test_named_route_method
      rs.draw do |map|
        map.categories 'categories', :controller => 'content', :action => 'categories'
        map.connect ':controller/:action/:id'
      end

      assert_equal '/categories', rs.generate(:controller => 'content', :action => 'categories')
      assert_equal '/content/hi', rs.generate({:controller => 'content', :action => 'hi'})
    end

    def test_named_routes_array
      test_named_route_method
      assert_equal [:categories], rs.named_routes.names
    end

    def test_nil_defaults
      rs.draw do |map|
        map.connect 'journal',
          :controller => 'content',
          :action => 'list_journal',
          :date => nil, :user_id => nil
        map.connect ':controller/:action/:id'
      end

      assert_equal '/journal', rs.generate(:controller => 'content', :action => 'list_journal', :date => nil, :user_id => nil)
    end

    def setup_request_method_routes_for(method)
      @request = ActionController::TestRequest.new
      @request.env["REQUEST_METHOD"] = method
      @request.request_uri = "/match"

      rs.draw do |r|
        r.connect '/match', :controller => 'books', :action => 'get', :conditions => { :method => :get }
        r.connect '/match', :controller => 'books', :action => 'post', :conditions => { :method => :post }
        r.connect '/match', :controller => 'books', :action => 'put', :conditions => { :method => :put }
        r.connect '/match', :controller => 'books', :action => 'delete', :conditions => { :method => :delete }
      end
    end

    %w(GET POST PUT DELETE).each do |request_method|
      define_method("test_request_method_recognized_with_#{request_method}") do
        begin
          Object.const_set(:BooksController, Class.new(ActionController::Base))

          setup_request_method_routes_for(request_method)

          assert_nothing_raised { rs.recognize(@request) }
          assert_equal request_method.downcase, @request.path_parameters[:action]
        ensure
          Object.send(:remove_const, :BooksController) rescue nil
        end
      end
    end

    def test_recognize_array_of_methods
      Object.const_set(:BooksController, Class.new(ActionController::Base))
      rs.draw do |r|
        r.connect '/match', :controller => 'books', :action => 'get_or_post', :conditions => { :method => [:get, :post] }
        r.connect '/match', :controller => 'books', :action => 'not_get_or_post'
      end

      @request = ActionController::TestRequest.new
      @request.env["REQUEST_METHOD"] = 'POST'
      @request.request_uri = "/match"
      assert_nothing_raised { rs.recognize(@request) }
      assert_equal 'get_or_post', @request.path_parameters[:action]

      # have to recreate or else the RouteSet uses a cached version:
      @request = ActionController::TestRequest.new
      @request.env["REQUEST_METHOD"] = 'PUT'
      @request.request_uri = "/match"
      assert_nothing_raised { rs.recognize(@request) }
      assert_equal 'not_get_or_post', @request.path_parameters[:action]
    ensure
      Object.send(:remove_const, :BooksController) rescue nil
    end

    def test_subpath_recognized
      Object.const_set(:SubpathBooksController, Class.new(ActionController::Base))

      rs.draw do |r|
        r.connect '/books/:id/edit', :controller => 'subpath_books', :action => 'edit'
        r.connect '/items/:id/:action', :controller => 'subpath_books'
        r.connect '/posts/new/:action', :controller => 'subpath_books'
        r.connect '/posts/:id', :controller => 'subpath_books', :action => "show"
      end

      hash = rs.recognize_path "/books/17/edit"
      assert_not_nil hash
      assert_equal %w(subpath_books 17 edit), [hash[:controller], hash[:id], hash[:action]]

      hash = rs.recognize_path "/items/3/complete"
      assert_not_nil hash
      assert_equal %w(subpath_books 3 complete), [hash[:controller], hash[:id], hash[:action]]

      hash = rs.recognize_path "/posts/new/preview"
      assert_not_nil hash
      assert_equal %w(subpath_books preview), [hash[:controller], hash[:action]…