ENV["RAILS_ENV"] = "test"
require File.expand_path(File.dirname(__FILE__) + "/../config/environment")
require 'test_help'
load 'composite_primary_keys/fixtures.rb'

class Test::Unit::TestCase
  # Transactional fixtures accelerate your tests by wrapping each test method
  # in a transaction that's rolled back on completion.  This ensures that the
  # test database remains unchanged so your fixtures don't have to be reloaded
  # between every test method.  Fewer database queries means faster tests.
  #
  # Read Mike Clark's excellent walkthrough at
  #   http://clarkware.com/cgi/blosxom/2005/10/24#Rails10FastTesting
  #
  # Every Active Record database supports transactions except MyISAM tables
  # in MySQL.  Turn off transactional fixtures in this case; however, if you
  # don't care one way or the other, switching from MyISAM to InnoDB tables
  # is recommended.
  self.use_transactional_fixtures = false

  # Instantiated fixtures are slow, but give you @david where otherwise you
  # would need people(:david).  If you don't want to migrate your existing
  # test cases which use the @david style and don't mind the speed hit (each
  # instantiated fixtures translates to a database query per test method),
  # then set this back to true.
  self.use_instantiated_fixtures  = false

  # Load standard fixtures needed to test API methods
  def self.api_fixtures
    fixtures :users, :changesets

    fixtures :current_nodes, :nodes
    set_fixture_class :current_nodes => :Node
    set_fixture_class :nodes => :OldNode

    fixtures  :current_node_tags,:node_tags
    set_fixture_class :current_node_tags => :NodeTag
    set_fixture_class :node_tags => :OldNodeTag

    fixtures :current_ways, :current_way_nodes, :current_way_tags
    set_fixture_class :current_ways => :Way
    set_fixture_class :current_way_nodes => :WayNode
    set_fixture_class :current_way_tags => :WayTag

    fixtures :ways, :way_nodes, :way_tags
    set_fixture_class :ways => :OldWay
    set_fixture_class :way_nodes => :OldWayNode
    set_fixture_class :way_tags => :OldWayTag

    fixtures :current_relations, :current_relation_members, :current_relation_tags
    set_fixture_class :current_relations => :Relation
    set_fixture_class :current_relation_members => :RelationMember
    set_fixture_class :current_relation_tags => :RelationTag

    fixtures :relations, :relation_members, :relation_tags
    set_fixture_class :relations => :OldRelation
    set_fixture_class :relation_members => :OldRelationMember
    set_fixture_class :relation_tags => :OldRelationTag
  end

  ##
  # takes a block which is executed in the context of a different 
  # ActionController instance. this is used so that code can call methods
  # on the node controller whilst testing the old_node controller.
  def with_controller(new_controller)
    controller_save = @controller
    begin
      @controller = new_controller
      yield
    ensure
      @controller = controller_save
    end
  end

  ##
  # for some reason assert_equal a, b fails when the ways are actually
  # equal, so this method manually checks the fields...
  def assert_ways_are_equal(a, b)
    assert_not_nil a, "first way is not allowed to be nil"
    assert_not_nil b, "second way #{a.id} is not allowed to be nil"
    assert_equal a.id, b.id, "way IDs"
    assert_equal a.changeset_id, b.changeset_id, "changeset ID on way #{a.id}"
    assert_equal a.visible, b.visible, "visible on way #{a.id}, #{a.visible.inspect} != #{b.visible.inspect}"
    assert_equal a.version, b.version, "version on way #{a.id}"
    assert_equal a.tags, b.tags, "tags on way #{a.id}"
    assert_equal a.nds, b.nds, "node references on way #{a.id}"
  end

  ##
  # for some reason a==b is false, but there doesn't seem to be any 
  # difference between the nodes, so i'm checking all the attributes 
  # manually and blaming it on ActiveRecord
  def assert_nodes_are_equal(a, b)
    assert_equal a.id, b.id, "node IDs"
    assert_equal a.latitude, b.latitude, "latitude on node #{a.id}"
    assert_equal a.longitude, b.longitude, "longitude on node #{a.id}"
    assert_equal a.changeset_id, b.changeset_id, "changeset ID on node #{a.id}"
    assert_equal a.visible, b.visible, "visible on node #{a.id}"
    assert_equal a.version, b.version, "version on node #{a.id}"
    assert_equal a.tags, b.tags, "tags on node #{a.id}"
  end

  # Add more helper methods to be used by all tests here...
end