If you don't know what you are doing, then learn the basics. Here is a free 
coupon for TDD in Ruby course for 
beginners: 
https://www.udemy.com/learn-test-driven-development-in-ruby/?couponCode=railsfree

On Wednesday, January 21, 2015 at 4:21:06 PM UTC-8, Ruby-Forum.com User 
wrote:
>
> i recreated a test directory, and placed all the necessary files in the 
> directory. 
>
> replaced gem 'minitest' with 
>               gem 'minitest-rails', '~> 0.1.0.alpha' 
> I replaced coz I was getting in error in the terminal which reads 
>               Could not find generator mini_test:install 
> therefore, again, I replaced and bundled. it then proceeded to  create 
> test/minitest_helper.rb 
>
> anyway. 
>
> i run the first test which is 
>
> require "minitest/autorun" 
> require "minitest/rails" 
>
> class ExercisesTest < ActionController::TestCase 
>
>   test "should get show" do 
>     get :show 
>     assert_response :success 
>   end 
>
> end 
>
> and the output from the terminal reads 
>
> Errors running test:units! #<NoMethodError: undefined method `[]' for 
> nil:NilClass> 
>
> I need some hand holding setting up the directory now. what to test, and 
> how to write tests. I'm not looking just to get tests to pass ( I am) 
> but I'm wanting to know what the fuck I'm doing, really. None of this 
> half assed shit, ya know? 
>
> be well. 
>
> -- 
> Posted via http://www.ruby-forum.com/. 
>

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