Module: FixturizeMixin

Included in:
Class
Defined in:
lib/can_has_fixtures/fixturize_mixin.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/can_has_fixtures/fixturize_mixin.rb', line 2

def self.included(base)
  unless method_defined? :method_missing
    def method_missing(meth, *args, &block); super; end
  end
  
  base.class_eval do
    alias_method :method_missing_without_fixture_check, :method_missing
    alias_method :method_missing, :method_missing_with_fixture_check
  end
end

Instance Method Details

#fixturize!(klass = self) ⇒ Object 



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# File 'lib/can_has_fixtures/fixturize_mixin.rb', line 36

def fixturize!(klass = self)
  klass.cattr_accessor :fixture_procs

  klass.fixture_procs = {}

  class << klass
    def fixture(identifier = :default, &block)
      case identifier
      when Class then add_fixture(identifier.to_s.snake_case.to_sym, &block)
      when String then add_fixture(identifier.snake_case.to_sym, &block)
      when Symbol then add_fixture(identifier, &block)
      end
    end

    def add_fixture(sym, &block)
      fixture_procs[sym] = fixture_procs[sym] ? fixture_procs[sym] << block : [block]
    end

    def generate(*args, &block)
      args, attributes = args_and_options(*args)
      identifier = args.first || :default

      attr_procs = fixture_procs[identifier.to_s.snake_case.to_sym]

      raise "#{identifier} fixture was not found" if attr_procs.nil? || attr_procs.empty?

      proc = attr_procs.random

      values = proc.call(*args)

      case values
      when Hash then create(values.merge(attributes))
      else raise "#{identifier.to_s.camel_case} fixture's attributes were not recognized"
      end
    end
    
    alias_method :gen, :generate
  end
end

#fixturize_description_args(*args, &block) ⇒ Object 



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# File 'lib/can_has_fixtures/fixturize_mixin.rb', line 26

def fixturize_description_args(*args, &block)
  klass = description_args.first
  
  case klass
  when Class then fixturize!(klass) unless klass.respond_to?(:fixture)
  end
  
  klass.fixture(args.first || :default, &block)
end

#method_missing_with_fixture_check(meth, *args, &block) ⇒ Object 



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# File 'lib/can_has_fixtures/fixturize_mixin.rb', line 13

def method_missing_with_fixture_check(meth, *args, &block)
  if meth.to_s == "fixture"
    if respond_to?(:description_args)
      fixturize_description_args(*args, &block)
    else
      fixturize!
      fixture(*args, &block)
    end
  else
    method_missing_without_fixture_check(meth, *args, &block)
  end
end