Dmytro Vasin DmytroVasin

## 0_unique_data.md

      
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                DmytroVasin
                / 0_unique_data.md
            
            
              Created
              August 26, 2021 07:19
                — forked from DmitryTsepelev/0_unique_data.md
            
          
    How to run examples


Run $ createdb uniq-db-test to create DB
Run example with Ruby (e.g., $ ruby 1_find_or_create_by_single_thread.rb)

Benchmark output

With many successful INSERTs
Warming up --------------------------------------


## rspec_rails_cheetsheet.rb
#Model

@user.should have(1).error_on(:username) # Checks whether there is an error in username
@user.errors[:username].should include("can't be blank")  # check for the error message

#Rendering
response.should render_template(:index)

#Redirecting
response.should redirect_to(movies_path)
	#Model

	@user.should have(1).error_on(:username) # Checks whether there is an error in username
	@user.errors[:username].should include("can't be blank") # check for the error message

	#Rendering
	response.should render_template(:index)

	#Redirecting
	response.should redirect_to(movies_path)