Class: Cheffish::RSpec::RecipeRunWrapper

Inherits:
ChefRun
  • Object
show all
Defined in:
lib/cheffish/rspec/recipe_run_wrapper.rb

Instance Attribute Summary collapse

Attributes inherited from ChefRun

#chef_config

Instance Method Summary collapse

Methods inherited from ChefRun

#compile_recipe, #converge, #converge_failed?, #converged?, #event_sink, #logged_errors, #logged_info, #logged_warnings, #logs, #output_for_failure_message, #reset, #resources, #stderr, #stdout, #up_to_date?, #updated?

Constructor Details

#initialize(chef_config, example: nil, &recipe) ⇒ RecipeRunWrapper

Returns a new instance of RecipeRunWrapper.



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# File 'lib/cheffish/rspec/recipe_run_wrapper.rb', line 6

def initialize(chef_config, example: nil, &recipe)
  super(chef_config)
  @recipe = recipe
  @example = example || recipe.binding.eval('self')
end

Instance Attribute Details

#example ⇒ Object (readonly)

Returns the value of attribute example.



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# File 'lib/cheffish/rspec/recipe_run_wrapper.rb', line 13

def example
  @example
end

#recipe ⇒ Object (readonly)

Returns the value of attribute recipe.



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# File 'lib/cheffish/rspec/recipe_run_wrapper.rb', line 12

def recipe
  @recipe
end

Instance Method Details

#client ⇒ Object 



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# File 'lib/cheffish/rspec/recipe_run_wrapper.rb', line 15

def client
  if !@client
    super
    example = self.example

    # Call into the rspec example's let variables and other methods
    @client.define_singleton_method(:method_missing) do |name, *args, &block|
      if example.respond_to?(name)
        example.public_send(name, *args, &block)
      else
        super(name, *args, &block)
      end
    end
    # This is called by respond_to?, and is required to make sure the
    # resource knows that we will in fact call the given method.
    @client.define_singleton_method(:respond_to_missing?) do |name, include_private = false|
      example.respond_to?(name)
    end
    # Respond true to is_a?(Chef::Provider) so that Chef::Recipe::DSL.build_resource
    # will hook resources up to the example let variables as well (via
    # enclosing_provider).
    # Please don't hurt me
    @client.define_singleton_method(:is_a?) do |klass|
      klass == Chef::Provider || super
    end

    @client.load_block(&recipe)
  end
  @client
end