Module: Test::Spec::Rails::ShouldValidatePresenceOf

Defined in:
lib/test/spec/rails/should_validate_presence_of.rb

Instance Method Summary collapse

Instance Method Details

#it_should_validate_presence_of(*one_or_more_fields) ⇒ Object 



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# File 'lib/test/spec/rails/should_validate_presence_of.rb', line 2

def it_should_validate_presence_of(*one_or_more_fields)
  model_name = self.model_class_under_test
  options = one_or_more_fields.last.is_a?(Hash) ? one_or_more_fields.pop : {}

  one_or_more_fields.each do |field|
    it "should validate presence of #{field.to_s.humanize.downcase}" do
      validations = model_name.reflect_on_all_validations
      validations = validations.select { |e| e.macro == :validates_presence_of }
      validations = validations.inject({}) { |h,v| h[v.name] = v; h }
    
      validation = validations[field]
      assert_not_nil validation, "Expected validates_presence_of to be called on :#{field}, but it wasn't"
      options.each_pair do |k,v|
        assert_equal v, validation.options[k],
          "Expected validates_presence_of to set :#{k} => :#{v} as an option, but it didn't"
      end
    end
  end
end

#model_class_under_test ⇒ Object 



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# File 'lib/test/spec/rails/should_validate_presence_of.rb', line 22

def model_class_under_test
  name.constantize
end