require 'rubygems'
gem 'rspec', '>=1.1.3'
require 'spec'
require 'pathname'

gem 'dm-core', '>=0.9.4'
require 'dm-core'

def load_driver(name, default_uri)

  lib = "do_#{name}"
  begin
    gem lib, '>=0.9.4'
    require lib
    DataMapper.setup(name, ENV["#{name.to_s.upcase}_SPEC_URI"] || default_uri)
    DataMapper::Repository.adapters[:default] =  DataMapper::Repository.adapters[name]
    name
  rescue Gem::LoadError => e
    warn "Could not load #{lib}: #{e}"
    false
  end
end

HAS_POSTGRES = load_driver(:postgres, 'postgres://postgres@localhost/dm_core_test')
HAS_MYSQL    = load_driver(:mysql,    'mysql://localhost/dm_core_test')

require Pathname(__FILE__).dirname.expand_path.parent + 'lib/dm-constraints'