vendor/rails/activerecord/lib/active_record/test_case.rb

   1 require "active_support/test_case"
   2
   3 module ActiveRecord
   4   class TestCase < ActiveSupport::TestCase #:nodoc:
   5     def assert_date_from_db(expected, actual, message = nil)
   6       # SybaseAdapter doesn't have a separate column type just for dates,
   7       # so the time is in the string and incorrectly formatted
   8       if current_adapter?(:SybaseAdapter)
   9         assert_equal expected.to_s, actual.to_date.to_s, message
  10       else
  11         assert_equal expected.to_s, actual.to_s, message
  12       end
  13     end
  14
  15     def assert_sql(*patterns_to_match)
  16       $queries_executed = []
  17       yield
  18     ensure
  19       failed_patterns = []
  20       patterns_to_match.each do |pattern|
  21         failed_patterns << pattern unless $queries_executed.any?{ |sql| pattern === sql }
  22       end
  23       assert failed_patterns.empty?, "Query pattern(s) #{failed_patterns.map(&:inspect).join(', ')} not found."
  24     end
  25
  26     def assert_queries(num = 1)
  27       $queries_executed = []
  28       yield
  29     ensure
  30       %w{ BEGIN COMMIT }.each { |x| $queries_executed.delete(x) }
  31       assert_equal num, $queries_executed.size, "#{$queries_executed.size} instead of #{num} queries were executed.#{$queries_executed.size == 0 ? '' : "\nQueries:\n#{$queries_executed.join("\n")}"}"
  32     end
  33
  34     def assert_no_queries(&block)
  35       assert_queries(0, &block)
  36     end
  37
  38     def self.use_concurrent_connections
  39       setup :connection_allow_concurrency_setup
  40       teardown :connection_allow_concurrency_teardown
  41     end
  42
  43     def connection_allow_concurrency_setup
  44       @connection = ActiveRecord::Base.remove_connection
  45       ActiveRecord::Base.establish_connection(@connection.merge({:allow_concurrency => true}))
  46     end
  47
  48     def connection_allow_concurrency_teardown
  49       ActiveRecord::Base.clear_all_connections!
  50       ActiveRecord::Base.establish_connection(@connection)
  51     end
  52
  53     def with_kcode(kcode)
  54       if RUBY_VERSION < '1.9'
  55         orig_kcode, $KCODE = $KCODE, kcode
  56         begin
  57           yield
  58         ensure
  59           $KCODE = orig_kcode
  60         end
  61       else
  62         yield
  63       end
  64     end
  65   end
  66 end