RSpec test cases for enums with dm-redis-adapter

dm-redis-test.rb

#!/usr/bin/ruby

require 'rubygems'
require 'datamapper'
require 'rspec'

class Book
  include DataMapper::Resource

  property :id,           Serial
  property :book_type,    Enum[ :fiction, :non_fiction ], :default => :fiction
  property :title,        String
end

DataMapper.setup(:default, {:adapter  => "redis"})
# DataMapper.setup(:default, 'sqlite::memory:')
DataMapper.auto_migrate!

# Tests

describe "Datamapper Redis Adapter" do

  it "should save and load the same record with a default book_type" do
    title = "Hitchhikers Guide to the Galaxy"
    Book.create :title => title
    
    book = Book.first(:title => title)
    book.book_type.should == :fiction
  end
  
  it "should save and load the same record with a non default book_type" do
    title = "Isaac Asimovs New Guide to Science"
    Book.create :title => title, :book_type => :non_fiction
    
    book = Book.first(:title => title, :book_type => :non_fiction)
    book.book_type.should == :non_fiction
  end
  
  it "book_type should be initialised by default before saving for default" do
    title = "Hitchhikers Guide to the Galaxy"
    b = Book.new :title => title

    b.book_type.should == :fiction
  end
  
  it "book_type should be initialised by default before saving for non default" do
    title = "Isaac Asimovs New Guide to Science"
    b = Book.new :title => title, :book_type => :non_fiction

    b.book_type.should == :non_fiction
  end
  
end