Contents

require 'spec_helper'

describe Hashie::Extensions::KeyConversion do
  subject do
    klass = Class.new(Hash)
    klass.send :include, Hashie::Extensions::KeyConversion
    klass
  end
  let(:instance){ subject.new }

  describe '#stringify_keys!' do
    it 'should convert keys to strings' do
      instance[:abc] = 'abc'
      instance[123] = '123'
      instance.stringify_keys!
      (instance.keys & %w(abc 123)).size.should == 2
    end

    it 'should return itself' do
      instance.stringify_keys!.should == instance
    end
  end

  describe '#stringify_keys' do
    it 'should convert keys to strings' do
      instance[:abc] = 'def'
      copy = instance.stringify_keys
      copy['abc'].should == 'def'
    end

    it 'should not alter the original' do
      instance[:abc] = 'def'
      copy = instance.stringify_keys
      instance.keys.should == [:abc]
      copy.keys.should == %w(abc)
    end
  end

  describe '#symbolize_keys!' do
    it 'should convert keys to symbols' do
      instance['abc'] = 'abc'
      instance['def'] = 'def'
      instance.symbolize_keys!
      (instance.keys & [:abc, :def]).size.should == 2
    end

    it 'should return itself' do
      instance.symbolize_keys!.should == instance
    end
  end

  describe '#stringify_keys' do
    it 'should convert keys to strings' do
      instance['abc'] = 'def'
      copy = instance.symbolize_keys
      copy[:abc].should == 'def'
    end

    it 'should not alter the original' do
      instance['abc'] = 'def'
      copy = instance.symbolize_keys
      instance.keys.should == ['abc']
      copy.keys.should == [:abc]
    end
  end
end

Version data entries

2 entries across 2 versions & 2 rubygems

Version	Path
cb_hashie-2.0.0.beta	spec/hashie/extensions/key_conversion_spec.rb
hashie-pre-2.0.0.beta	spec/hashie/extensions/key_conversion_spec.rb