aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/abstract_unit.rb
blob: 65dd28b3d70a700162693bc907efd028c5dad081 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
# frozen_string_literal: true

$:.unshift File.expand_path("lib", __dir__)
$:.unshift File.expand_path("fixtures/helpers", __dir__)
$:.unshift File.expand_path("fixtures/alternate_helpers", __dir__)

require "active_support/core_ext/kernel/reporting"

# These are the normal settings that will be set up by Railties
# TODO: Have these tests support other combinations of these values
silence_warnings do
  Encoding.default_internal = Encoding::UTF_8
  Encoding.default_external = Encoding::UTF_8
end

require "drb"
begin
  require "drb/unix"
rescue LoadError
  puts "'drb/unix' is not available"
end

if ENV["TRAVIS"]
  PROCESS_COUNT = 0
else
  PROCESS_COUNT = (ENV["N"] || 4).to_i
end

require "active_support/testing/autorun"
require "abstract_controller"
require "abstract_controller/railties/routes_helpers"
require "action_controller"
require "action_view"
require "action_view/testing/resolvers"
require "action_dispatch"
require "active_support/dependencies"
require "active_model"

require "pp" # require 'pp' early to prevent hidden_methods from not picking up the pretty-print methods until too late

module Rails
  class << self
    def env
      @_env ||= ActiveSupport::StringInquirer.new(ENV["RAILS_ENV"] || ENV["RACK_ENV"] || "test")
    end

    def root; end
  end
end

ActiveSupport::Dependencies.hook!

Thread.abort_on_exception = true

# Show backtraces for deprecated behavior for quicker cleanup.
ActiveSupport::Deprecation.debug = true

# Disable available locale checks to avoid warnings running the test suite.
I18n.enforce_available_locales = false

FIXTURE_LOAD_PATH = File.join(__dir__, "fixtures")

SharedTestRoutes = ActionDispatch::Routing::RouteSet.new

SharedTestRoutes.draw do
  ActiveSupport::Deprecation.silence do
    get ":controller(/:action)"
  end
end

module ActionDispatch
  module SharedRoutes
    def before_setup
      @routes = SharedTestRoutes
      super
    end
  end
end

module ActiveSupport
  class TestCase
    if RUBY_ENGINE == "ruby" && PROCESS_COUNT > 0
      parallelize_me!
    end
  end
end

class RoutedRackApp
  attr_reader :routes

  def initialize(routes, &blk)
    @routes = routes
    @stack = ActionDispatch::MiddlewareStack.new(&blk).build(@routes)
  end

  def call(env)
    @stack.call(env)
  end
end

class ActionDispatch::IntegrationTest < ActiveSupport::TestCase
  def self.build_app(routes = nil)
    RoutedRackApp.new(routes || ActionDispatch::Routing::RouteSet.new) do |middleware|
      middleware.use ActionDispatch::ShowExceptions, ActionDispatch::PublicExceptions.new("#{FIXTURE_LOAD_PATH}/public")
      middleware.use ActionDispatch::DebugExceptions
      middleware.use ActionDispatch::Callbacks
      middleware.use ActionDispatch::Cookies
      middleware.use ActionDispatch::Flash
      middleware.use Rack::MethodOverride
      middleware.use Rack::Head
      yield(middleware) if block_given?
    end
  end

  self.app = build_app

  app.routes.draw do
    ActiveSupport::Deprecation.silence do
      get ":controller(/:action)"
    end
  end

  class DeadEndRoutes < ActionDispatch::Routing::RouteSet
    # Stub Rails dispatcher so it does not get controller references and
    # simply return the controller#action as Rack::Body.
    class NullController < ::ActionController::Metal
      def self.dispatch(action, req, res)
        [200, { "Content-Type" => "text/html" }, ["#{req.params[:controller]}##{action}"]]
      end
    end

    class NullControllerRequest < ActionDispatch::Request
      def controller_class
        NullController
      end
    end

    def make_request(env)
      NullControllerRequest.new env
    end
  end

  def self.stub_controllers(config = ActionDispatch::Routing::RouteSet::DEFAULT_CONFIG)
    yield DeadEndRoutes.new(config)
  end

  def with_routing(&block)
    temporary_routes = ActionDispatch::Routing::RouteSet.new
    old_app, self.class.app = self.class.app, self.class.build_app(temporary_routes)
    old_routes = SharedTestRoutes
    silence_warnings { Object.const_set(:SharedTestRoutes, temporary_routes) }

    yield temporary_routes
  ensure
    self.class.app = old_app
    remove!
    silence_warnings { Object.const_set(:SharedTestRoutes, old_routes) }
  end

  def with_autoload_path(path)
    path = File.join(__dir__, "fixtures", path)
    if ActiveSupport::Dependencies.autoload_paths.include?(path)
      yield
    else
      begin
        ActiveSupport::Dependencies.autoload_paths << path
        yield
      ensure
        ActiveSupport::Dependencies.autoload_paths.reject! { |p| p == path }
        ActiveSupport::Dependencies.clear
      end
    end
  end
end

# Temporary base class
class Rack::TestCase < ActionDispatch::IntegrationTest
  def self.testing(klass = nil)
    if klass
      @testing = "/#{klass.name.underscore}".sub(/_controller$/, "")
    else
      @testing
    end
  end

  def get(thing, *args)
    if thing.is_a?(Symbol)
      super("#{self.class.testing}/#{thing}", *args)
    else
      super
    end
  end

  def assert_body(body)
    assert_equal body, Array(response.body).join
  end

  def assert_status(code)
    assert_equal code, response.status
  end

  def assert_response(body, status = 200, headers = {})
    assert_body body
    assert_status status
    headers.each do |header, value|
      assert_header header, value
    end
  end

  def assert_content_type(type)
    assert_equal type, response.headers["Content-Type"]
  end

  def assert_header(name, value)
    assert_equal value, response.headers[name]
  end
end

module ActionController
  class API
    extend AbstractController::Railties::RoutesHelpers.with(SharedTestRoutes)
  end

  class Base
    # This stub emulates the Railtie including the URL helpers from a Rails application
    extend AbstractController::Railties::RoutesHelpers.with(SharedTestRoutes)
    include SharedTestRoutes.mounted_helpers

    self.view_paths = FIXTURE_LOAD_PATH

    def self.test_routes(&block)
      routes = ActionDispatch::Routing::RouteSet.new
      routes.draw(&block)
      include routes.url_helpers
      routes
    end
  end

  class TestCase
    include ActionDispatch::TestProcess
    include ActionDispatch::SharedRoutes
  end
end

class ::ApplicationController < ActionController::Base
end

module ActionDispatch
  class DebugExceptions
    private
      remove_method :stderr_logger
      # Silence logger
      def stderr_logger
        nil
      end
  end
end

module ActionDispatch
  module RoutingVerbs
    def send_request(uri_or_host, method, path)
      host = uri_or_host.host unless path
      path ||= uri_or_host.path

      params = { "PATH_INFO" => path,
                 "REQUEST_METHOD" => method,
                 "HTTP_HOST" => host }

      routes.call(params)
    end

    def request_path_params(path, options = {})
      method = options[:method] || "GET"
      resp = send_request URI("http://localhost" + path), method.to_s.upcase, nil
      status = resp.first
      if status == 404
        raise ActionController::RoutingError, "No route matches #{path.inspect}"
      end
      controller.request.path_parameters
    end

    def get(uri_or_host, path = nil)
      send_request(uri_or_host, "GET", path)[2].join
    end

    def post(uri_or_host, path = nil)
      send_request(uri_or_host, "POST", path)[2].join
    end

    def put(uri_or_host, path = nil)
      send_request(uri_or_host, "PUT", path)[2].join
    end

    def delete(uri_or_host, path = nil)
      send_request(uri_or_host, "DELETE", path)[2].join
    end

    def patch(uri_or_host, path = nil)
      send_request(uri_or_host, "PATCH", path)[2].join
    end
  end
end

module RoutingTestHelpers
  def url_for(set, options)
    route_name = options.delete :use_route
    set.url_for options.merge(only_path: true), route_name
  end

  def make_set(strict = true)
    tc = self
    TestSet.new ->(c) { tc.controller = c }, strict
  end

  class TestSet < ActionDispatch::Routing::RouteSet
    class Request < DelegateClass(ActionDispatch::Request)
      def initialize(target, helpers, block, strict)
        super(target)
        @helpers = helpers
        @block = block
        @strict = strict
      end

      def controller_class
        helpers = @helpers
        block = @block
        Class.new(@strict ? super : ActionController::Base) {
          include helpers
          define_method(:process) { |name| block.call(self) }
          def to_a; [200, {}, []]; end
        }
      end
    end

    attr_reader :strict

    def initialize(block, strict = false)
      @block = block
      @strict = strict
      super()
    end

    private

      def make_request(env)
        Request.new super, url_helpers, @block, strict
      end
  end
end

class ResourcesController < ActionController::Base
  def index() head :ok end
  alias_method :show, :index
end

class CommentsController < ResourcesController; end
class AccountsController < ResourcesController; end
class ImagesController < ResourcesController; end

require "active_support/testing/method_call_assertions"

class ForkingExecutor
  class Server
    include DRb::DRbUndumped

    def initialize
      @queue = Queue.new
    end

    def record(reporter, result)
      reporter.record result
    end

    def <<(o)
      o[2] = DRbObject.new(o[2]) if o
      @queue << o
    end
    def pop; @queue.pop; end
  end

  def initialize(size)
    @size  = size
    @queue = Server.new
    @pool  = nil
    @url = DRb.start_service("drbunix:", @queue).uri
  end

  def <<(work); @queue << work; end

  def shutdown
    pool = @size.times.map {
      fork {
        DRb.stop_service
        queue = DRbObject.new_with_uri @url
        while job = queue.pop
          klass    = job[0]
          method   = job[1]
          reporter = job[2]
          result = Minitest.run_one_method klass, method
          if result.error?
            translate_exceptions result
          end
          queue.record reporter, result
        end
      }
    }
    @size.times { @queue << nil }
    pool.each { |pid| Process.waitpid pid }
  end

  private
    def translate_exceptions(result)
      result.failures.map! { |e|
        begin
          Marshal.dump e
          e
        rescue TypeError
          ex = Exception.new e.message
          ex.set_backtrace e.backtrace
          Minitest::UnexpectedError.new ex
        end
      }
    end
end

if RUBY_ENGINE == "ruby" && PROCESS_COUNT > 0
  # Use N processes (N defaults to 4)
  Minitest.parallel_executor = ForkingExecutor.new(PROCESS_COUNT)
end

class ActiveSupport::TestCase
  include ActiveSupport::Testing::MethodCallAssertions

  private
    # Skips the current run on Rubinius using Minitest::Assertions#skip
    def rubinius_skip(message = "")
      skip message if RUBY_ENGINE == "rbx"
    end

    # Skips the current run on JRuby using Minitest::Assertions#skip
    def jruby_skip(message = "")
      skip message if defined?(JRUBY_VERSION)
    end
end

class DrivenByRackTest < ActionDispatch::SystemTestCase
  driven_by :rack_test
end

class DrivenBySeleniumWithChrome < ActionDispatch::SystemTestCase
  driven_by :selenium, using: :chrome
end

class DrivenBySeleniumWithHeadlessChrome < ActionDispatch::SystemTestCase
  driven_by :selenium, using: :headless_chrome
end

class DrivenBySeleniumWithHeadlessFirefox < ActionDispatch::SystemTestCase
  driven_by :selenium, using: :headless_firefox
end