<commit_before># frozen_string_literal: true

require "cases/helper"
require "support/connection_helper"

module ActiveRecord
  class Mysql2TransactionTest < ActiveRecord::Mysql2TestCase
    self.use_transactional_tests = false

    class Sample < ActiveRecord::Base
      self.table_name = "samples"
    end

    setup do
      @abort, Thread.abort_on_exception = Thread.abort_on_exception, false

      @connection = ActiveRecord::Base.connection
      @connection.clear_cache!

      @connection.transaction do
        @connection.drop_table "samples", if_exists: true
        @connection.create_table("samples") do |t|
          t.integer "value"
        end
      end

      Sample.reset_column_information
    end

    teardown do
      @connection.drop_table "samples", if_exists: true

      Thread.abort_on_exception = @abort
    end

    test "raises Deadlocked when a deadlock is encountered" do
      assert_raises(ActiveRecord::Deadlocked) do
        barrier = Concurrent::CyclicBarrier.new(2)

        s1 = Sample.create value: 1
        s2 = Sample.create value: 2

        thread = Thread.new do<commit_msg>Suppress expected exceptions by `report_on_exception` = `false`<commit_after># frozen_string_literal: true

require "cases/helper"
require "support/connection_helper"

module ActiveRecord
  class Mysql2TransactionTest < ActiveRecord::Mysql2TestCase
    self.use_transactional_tests = false

    class Sample < ActiveRecord::Base
      self.table_name = "samples"
    end

    setup do
      @abort, Thread.abort_on_exception = Thread.abort_on_exception, false
      Thread.report_on_exception, @original_report_on_exception = false, Thread.report_on_exception if Thread.respond_to?(:report_on_exception)

      @connection = ActiveRecord::Base.connection
      @connection.clear_cache!

      @connection.transaction do
        @connection.drop_table "samples", if_exists: true
        @connection.create_table("samples") do |t|
          t.integer "value"
        end
      end

      Sample.reset_column_information
    end

    teardown do
      @connection.drop_table "samples", if_exists: true

      Thread.abort_on_exception = @abort
      Thread.report_on_exception = @original_report_on_exception if Thread.respond_to?(:report_on_exception)
    end

    test "raises Deadlocked when a deadlock is encountered" do
      assert_raises(ActiveRecord::Deadlocked) do
        barrier = Concurrent::CyclicBarrier.new(2)

        s1 = Sample.create value: 1
        s2 = Sample.create value: 2

        thread = Thread.new do
{'fraction_non_alphanumeric': 0.07689289917614751, 'fraction_numerical': 0.005492349941153394, 'mean_word_length': 3.3074324324324325, 'pattern_counts': {'":': 0, '<': 7, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6437690', 'n_tokens_mistral': 743, 'n_tokens_neox': 727, 'n_words': 168}