vendor/gems/composite_primary_keys-2.2.2/test/abstract_unit.rb

   1 $:.unshift(ENV['AR_LOAD_PATH']) if ENV['AR_LOAD_PATH']
   2
   3 require 'test/unit'
   4 require 'hash_tricks'
   5 require 'rubygems'
   6 require 'active_record'
   7 require 'active_record/fixtures'
   8 begin
   9   require 'connection'
  10 rescue MissingSourceFile => e
  11   adapter = 'postgresql' #'sqlite'
  12   require "#{File.dirname(__FILE__)}/connections/native_#{adapter}/connection"
  13 end
  14 require 'composite_primary_keys'
  15
  16 QUOTED_TYPE = ActiveRecord::Base.connection.quote_column_name('type') unless Object.const_defined?(:QUOTED_TYPE)
  17
  18 class Test::Unit::TestCase #:nodoc:
  19   self.fixture_path = File.dirname(__FILE__) + "/fixtures/"
  20   self.use_instantiated_fixtures = false
  21   self.use_transactional_fixtures = true
  22
  23   def assert_date_from_db(expected, actual, message = nil)
  24     # SQL Server doesn't have a separate column type just for dates,
  25     # so the time is in the string and incorrectly formatted
  26     if current_adapter?(:SQLServerAdapter)
  27       assert_equal expected.strftime("%Y/%m/%d 00:00:00"), actual.strftime("%Y/%m/%d 00:00:00")
  28     elsif current_adapter?(:SybaseAdapter)
  29       assert_equal expected.to_s, actual.to_date.to_s, message
  30     else
  31       assert_equal expected.to_s, actual.to_s, message
  32     end
  33   end
  34
  35   def assert_queries(num = 1)
  36     ActiveRecord::Base.connection.class.class_eval do
  37       self.query_count = 0
  38       alias_method :execute, :execute_with_query_counting
  39     end
  40     yield
  41   ensure
  42     ActiveRecord::Base.connection.class.class_eval do
  43       alias_method :execute, :execute_without_query_counting
  44     end
  45     assert_equal num, ActiveRecord::Base.connection.query_count, "#{ActiveRecord::Base.connection.query_count} instead of #{num} queries were executed."
  46   end
  47
  48   def assert_no_queries(&block)
  49     assert_queries(0, &block)
  50   end
  51
  52   cattr_accessor :classes
  53 protected
  54
  55   def testing_with(&block)
  56     classes.keys.each do |@key_test|
  57       @klass_info = classes[@key_test]
  58       @klass, @primary_keys = @klass_info[:class], @klass_info[:primary_keys]
  59       order = @klass.primary_key.is_a?(String) ? @klass.primary_key : @klass.primary_key.join(',')
  60       @first = @klass.find(:first, :order => order)
  61       yield
  62     end
  63   end
  64
  65   def first_id
  66     ids = (1..@primary_keys.length).map {|num| 1}
  67     composite? ? ids.to_composite_ids : ids.first
  68   end
  69
  70   def first_id_str
  71     composite? ? first_id.join(CompositePrimaryKeys::ID_SEP) : first_id.to_s
  72   end
  73
  74   def composite?
  75     @key_test != :single
  76   end
  77 end
  78
  79 def current_adapter?(type)
  80   ActiveRecord::ConnectionAdapters.const_defined?(type) &&
  81     ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters.const_get(type))
  82 end
  83
  84 ActiveRecord::Base.connection.class.class_eval do
  85   cattr_accessor :query_count
  86   alias_method :execute_without_query_counting, :execute
  87   def execute_with_query_counting(sql, name = nil)
  88     self.query_count += 1
  89     execute_without_query_counting(sql, name)
  90   end
  91 end
  92
  93 #ActiveRecord::Base.logger = Logger.new(STDOUT)
  94 #ActiveRecord::Base.colorize_logging = false