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require "#{File.dirname(__FILE__)}/abstract_unit"
uses_mocha 'dispatcher tests' do
$:.unshift File.dirname(__FILE__) + "/../../actionmailer/lib"
require 'stringio'
require 'cgi'
require 'dispatcher'
require 'action_controller'
require 'action_mailer'
class DispatcherTest < Test::Unit::TestCase
def setup
@output = StringIO.new
ENV['REQUEST_METHOD'] = "GET"
Dispatcher.send(:preparation_callbacks).clear
Dispatcher.send(:preparation_callbacks_run=, false)
Object.const_set 'ApplicationController', nil
end
def teardown
ENV['REQUEST_METHOD'] = nil
Object.send :remove_const, 'ApplicationController'
end
def test_clears_dependencies_after_dispatch_if_in_loading_mode
Dependencies.stubs(:load?).returns(true)
ActionController::Routing::Routes.expects(:reload).once
Dependencies.expects(:clear).once
dispatch
end
def test_clears_dependencies_after_dispatch_if_not_in_loading_mode
Dependencies.stubs(:load?).returns(false)
ActionController::Routing::Routes.expects(:reload).never
Dependencies.expects(:clear).never
dispatch
end
def test_failsafe_response
CGI.expects(:new).raises('some multipart parsing failure')
ActionController::Routing::Routes.stubs(:reload)
Dispatcher.stubs(:log_failsafe_exception)
assert_nothing_raised { dispatch }
assert_equal "Status: 400 Bad Request\r\nContent-Type: text/html\r\n\r\n<html><body><h1>400 Bad Request</h1></body></html>", @output.string
end
def test_preparation_callbacks
ActionController::Routing::Routes.stubs(:reload)
old_mechanism = Dependencies.mechanism
a = b = c = nil
Dispatcher.to_prepare { a = b = c = 1 }
Dispatcher.to_prepare { b = c = 2 }
Dispatcher.to_prepare { c = 3 }
Dispatcher.send :prepare_application
assert_equal 1, a
assert_equal 2, b
assert_equal 3, c
# When mechanism is :load, perform the callbacks each request:
Dependencies.mechanism = :load
a = b = c = nil
Dispatcher.send :prepare_application
assert_equal 1, a
assert_equal 2, b
assert_equal 3, c
# But when not :load, make sure they are only run once
a = b = c = nil
Dependencies.mechanism = :not_load
Dispatcher.send :prepare_application
assert_equal nil, a || b || c
ensure
Dependencies.mechanism = old_mechanism
end
def test_to_prepare_with_identifier_replaces
ActionController::Routing::Routes.stubs(:reload)
a = b = nil
Dispatcher.to_prepare(:unique_id) { a = b = 1 }
Dispatcher.to_prepare(:unique_id) { a = 2 }
Dispatcher.send :prepare_application
assert_equal 2, a
assert_equal nil, b
end
private
def dispatch(output = @output)
controller = mock
controller.stubs(:process).returns(controller)
controller.stubs(:out).with(output).returns('response')
ActionController::Routing::Routes.stubs(:recognize).returns(controller)
Dispatcher.dispatch(nil, {}, output)
end
def assert_subclasses(howmany, klass, message = klass.subclasses.inspect)
assert_equal howmany, klass.subclasses.size, message
end
end
end # uses_mocha
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