# UnitTesting-Action view testcase is failed **URL:** \ **Category:** Rails\ **Created:** [March 22, 2010, 10:43am UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529 "2010-03-22T10:43:49Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 22, 2010, 10:43am UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/1 "2010-03-22T10:43:49Z")
Hi, I run the “Unit testing”, Then The “Actionview::Testcase” is failed. i.e i am getting the error as below, 1. Error: test\_tablename(ActionView::TestCase): TypeError: wrong argument type Class (expected Module) /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action\_controller/helpers.rb:76:in `include' /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_controller/helpers.rb:76:in`add\_template\_helper’ /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action\_controller/helpers.rb:76:in `module_eval' /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_controller/helpers.rb:76:in`add\_template\_helper’ /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action\_controller/helpers.rb:118:in `helper' /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_controller/helpers.rb:115:in`each’ /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action\_controller/helpers.rb:115:in `helper' /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/test_case.rb:104:in`include\_helper\_modules!’ /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action\_view/test\_case.rb:59:in `send' /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.5/lib/action_view/test_case.rb:59:in`setup\_with\_controller’ /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/callbacks.rb:178:in `send' /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/callbacks.rb:178:in`evaluate\_method’ /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/callbacks.rb:166:in `call' /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/callbacks.rb:90:in`run’ /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/callbacks.rb:90:in `each' /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/callbacks.rb:90:in`send’ /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/callbacks.rb:90:in `run' /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active_support/callbacks.rb:276:in`run\_callbacks’ /usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.5/lib/active\_support/testing/setup\_and\_teardown.rb:60:in `run' /usr/local/lib/ruby/1.8/test/unit/testsuite.rb:34:in`run’ /usr/local/lib/ruby/1.8/test/unit/testsuite.rb:33:in `each' /usr/local/lib/ruby/1.8/test/unit/testsuite.rb:33:in`run’ /usr/local/lib/ruby/1.8/test/unit/ui/testrunnermediator.rb:46:in `run\_suite’ Can anybody have an idea plz? Thanks & Regards, Periyasamy.R ---
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 22, 2010, 12:37pm UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/2 "2010-03-22T12:37:29Z")
On Mar 22, 9:43 am, Periyasamy R. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote: > Hi, > > I run the “Unit testing”, Then The “Actionview::Testcase” is failed. i.e > i am getting the error as below, At a random guess I’d guess that one of your view helpers is a class rather than a module. Fred ---
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 22, 2010, 3:34pm UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/3 "2010-03-22T15:34:15Z")
On Mar 22, 11:44 am, Periyasamy R. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote: > sorry Fred!. I couldn’t understand what do you say?. Could you give more > details?. > > My module name is like “test\_results”. Is this incorrect? That’s ok, but is it actually a module rather than a class? Fred Please reply. ---
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 23, 2010, 6:09am UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/4 "2010-03-23T06:09:07Z")
Okay i will mention the Model and class name details as below, My model name is “test\_instance.rb” and class name is “TestInstance”. My Unit test file name is “test\_instance\_test.rb” and the class name is “TestInstanceTest”. When i run the unit test i am getting the error as below in “ActionView::TestCase” 1. Error: test\_instances(ActionView::TestCase): TypeError: wrong argument type Class (expected Module) Is this enough details?. Please reply if you have any idea. Regards, Periyasamy.R > That’s ok, but is it actually a module rather than a class? > > Fred > > Please reply. ---
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 22, 2010, 12:44pm UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/5 "2010-03-22T12:44:32Z")
sorry Fred!. I couldn’t understand what do you say?. Could you give more details?. My module name is like “test\_results”. Is this incorrect? Please reply. -Regards, Periyasamy.R > At a random guess I’d guess that one of your view helpers is a class > rather than a module. > > Fred ---
**Author:** ![periyasamy](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/3d9bf3/32.png) [@periyasamy](https://www.ruby-forum.com/u/periyasamy)\ **Post date:** [March 23, 2010, 6:49am UTC](https://www.ruby-forum.com/t/unittesting-action-view-testcase-is-failed/185529/6 "2010-03-23T06:49:59Z")
Hi Fred, Just i downgrade the rails version from 2.3.5 to 2.3.2. Now this issue is fixed.?. Any idea why when i use the higher version rails the problem is occured? Regards, Periyasamy.