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author | Hongli Lai (Phusion) <hongli@phusion.nl> | 2008-12-03 19:30:35 +0100 |
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committer | Hongli Lai (Phusion) <hongli@phusion.nl> | 2008-12-03 19:30:35 +0100 |
commit | ccb96f2297e8783165cba764e9b5d51e1a15ff87 (patch) | |
tree | 3229e6fdddc42054615514d843c555e341003033 /actionpack/lib/action_controller/test_case.rb | |
parent | fb2325e35855d62abd2c76ce03feaa3ca7992e4f (diff) | |
parent | 761a633a9c0a45d76ef3ed10da97e3696c3ded79 (diff) | |
download | rails-ccb96f2297e8783165cba764e9b5d51e1a15ff87.tar.gz rails-ccb96f2297e8783165cba764e9b5d51e1a15ff87.tar.bz2 rails-ccb96f2297e8783165cba764e9b5d51e1a15ff87.zip |
Merge commit 'origin/master' into savepoints
Conflicts:
activerecord/lib/active_record/fixtures.rb
activerecord/test/cases/defaults_test.rb
Diffstat (limited to 'actionpack/lib/action_controller/test_case.rb')
-rw-r--r-- | actionpack/lib/action_controller/test_case.rb | 93 |
1 files changed, 72 insertions, 21 deletions
diff --git a/actionpack/lib/action_controller/test_case.rb b/actionpack/lib/action_controller/test_case.rb index 4fc60f0697..79a8e1364d 100644 --- a/actionpack/lib/action_controller/test_case.rb +++ b/actionpack/lib/action_controller/test_case.rb @@ -1,20 +1,6 @@ require 'active_support/test_case' module ActionController - class NonInferrableControllerError < ActionControllerError - def initialize(name) - @name = name - super "Unable to determine the controller to test from #{name}. " + - "You'll need to specify it using 'tests YourController' in your " + - "test case definition. This could mean that #{inferred_controller_name} does not exist " + - "or it contains syntax errors" - end - - def inferred_controller_name - @name.sub(/Test$/, '') - end - end - # Superclass for ActionController functional tests. Functional tests allow you to # test a single controller action per test method. This should not be confused with # integration tests (see ActionController::IntegrationTest), which are more like @@ -74,7 +60,66 @@ module ActionController # class SpecialEdgeCaseWidgetsControllerTest < ActionController::TestCase # tests WidgetController # end + # + # == Testing controller internals + # + # In addition to these specific assertions, you also have easy access to various collections that the regular test/unit assertions + # can be used against. These collections are: + # + # * assigns: Instance variables assigned in the action that are available for the view. + # * session: Objects being saved in the session. + # * flash: The flash objects currently in the session. + # * cookies: Cookies being sent to the user on this request. + # + # These collections can be used just like any other hash: + # + # assert_not_nil assigns(:person) # makes sure that a @person instance variable was set + # assert_equal "Dave", cookies[:name] # makes sure that a cookie called :name was set as "Dave" + # assert flash.empty? # makes sure that there's nothing in the flash + # + # For historic reasons, the assigns hash uses string-based keys. So assigns[:person] won't work, but assigns["person"] will. To + # appease our yearning for symbols, though, an alternative accessor has been devised using a method call instead of index referencing. + # So assigns(:person) will work just like assigns["person"], but again, assigns[:person] will not work. + # + # On top of the collections, you have the complete url that a given action redirected to available in redirect_to_url. + # + # For redirects within the same controller, you can even call follow_redirect and the redirect will be followed, triggering another + # action call which can then be asserted against. + # + # == Manipulating the request collections + # + # The collections described above link to the response, so you can test if what the actions were expected to do happened. But + # sometimes you also want to manipulate these collections in the incoming request. This is really only relevant for sessions + # and cookies, though. For sessions, you just do: + # + # @request.session[:key] = "value" + # + # For cookies, you need to manually create the cookie, like this: + # + # @request.cookies["key"] = CGI::Cookie.new("key", "value") + # + # == Testing named routes + # + # If you're using named routes, they can be easily tested using the original named routes' methods straight in the test case. + # Example: + # + # assert_redirected_to page_url(:title => 'foo') class TestCase < ActiveSupport::TestCase + module Assertions + %w(response selector tag dom routing model).each do |kind| + include ActionController::Assertions.const_get("#{kind.camelize}Assertions") + end + + def clean_backtrace(&block) + yield + rescue ActiveSupport::TestCase::Assertion => error + framework_path = Regexp.new(File.expand_path("#{File.dirname(__FILE__)}/assertions")) + error.backtrace.reject! { |line| File.expand_path(line) =~ framework_path } + raise + end + end + include Assertions + # When the request.remote_addr remains the default for testing, which is 0.0.0.0, the exception is simply raised inline # (bystepping the regular exception handling from rescue_action). If the request.remote_addr is anything else, the regular # rescue_action process takes place. This means you can test your rescue_action code by setting remote_addr to something else @@ -107,7 +152,7 @@ module ActionController end def controller_class=(new_class) - prepare_controller_class(new_class) + prepare_controller_class(new_class) if new_class write_inheritable_attribute(:controller_class, new_class) end @@ -122,7 +167,7 @@ module ActionController def determine_default_controller_class(name) name.sub(/Test$/, '').constantize rescue NameError - raise NonInferrableControllerError.new(name) + nil end def prepare_controller_class(new_class) @@ -131,17 +176,23 @@ module ActionController end def setup_controller_request_and_response - @controller = self.class.controller_class.new - @controller.request = @request = TestRequest.new + @request = TestRequest.new @response = TestResponse.new - @controller.params = {} - @controller.send(:initialize_current_url) + if klass = self.class.controller_class + @controller ||= klass.new rescue nil + end + + if @controller + @controller.request = @request + @controller.params = {} + @controller.send(:initialize_current_url) + end end # Cause the action to be rescued according to the regular rules for rescue_action when the visitor is not local def rescue_action_in_public! @request.remote_addr = '208.77.188.166' # example.com end - end + end end |