require "cases/helper"
require "models/topic"
require "models/reply"

class Mysql2StoredProcedureTest < ActiveRecord::Mysql2TestCase
  fixtures :topics

  def setup
    @connection = ActiveRecord::Base.connection
    unless ActiveRecord::Base.connection.version >= "5.6.0"
      skip("no stored procedure support")
    end
  end

  # Test that MySQL allows multiple results for stored procedures
  #
  # In MySQL 5.6, CLIENT_MULTI_RESULTS is enabled by default.
  # http://dev.mysql.com/doc/refman/5.6/en/call.html
  def test_multi_results
    rows = @connection.select_rows("CALL ten();")
    assert_equal 10, rows[0][0].to_i, "ten() did not return 10 as expected: #{rows.inspect}"
    assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select_rows'"
  end

  def test_multi_results_from_select_one
    row = @connection.select_one("CALL topics(1);")
    assert_equal "David", row["author_name"]
    assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select_one'"
  end

  def test_multi_results_from_find_by_sql
    topics = Topic.find_by_sql "CALL topics(3);"
    assert_equal 3, topics.size
    assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select'"
  end
end