issue_nested_set_concurrency_test.rb
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RubyLexer
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r13459 | # Redmine - project management software | ||
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r13490 | # Copyright (C) 2006-2015 Jean-Philippe Lang | ||
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r13459 | # | ||
# This program is free software; you can redistribute it and/or | ||||
# modify it under the terms of the GNU General Public License | ||||
# as published by the Free Software Foundation; either version 2 | ||||
# of the License, or (at your option) any later version. | ||||
# | ||||
# This program is distributed in the hope that it will be useful, | ||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||||
# GNU General Public License for more details. | ||||
# | ||||
# You should have received a copy of the GNU General Public License | ||||
# along with this program; if not, write to the Free Software | ||||
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||||
require File.expand_path('../../test_helper', __FILE__) | ||||
class IssueNestedSetConcurrencyTest < ActiveSupport::TestCase | ||||
fixtures :projects, :users, | ||||
:trackers, :projects_trackers, | ||||
:enabled_modules, | ||||
:issue_statuses, | ||||
:enumerations | ||||
self.use_transactional_fixtures = false | ||||
def setup | ||||
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r13646 | skip if sqlite? | ||
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r13459 | CustomField.delete_all | ||
end | ||||
def teardown | ||||
Issue.delete_all | ||||
end | ||||
def test_concurrency | ||||
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r13646 | # Generates an issue and destroys it in order | ||
# to load all needed classes before starting threads | ||||
i = Issue.generate! | ||||
i.destroy | ||||
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r13459 | |||
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r13646 | root = Issue.generate! | ||
assert_difference 'Issue.count', 60 do | ||||
threaded(3) do | ||||
10.times do | ||||
i = Issue.generate! :parent_issue_id => root.id | ||||
c1 = Issue.generate! :parent_issue_id => i.id | ||||
c2 = Issue.generate! :parent_issue_id => i.id | ||||
c3 = Issue.generate! :parent_issue_id => i.id | ||||
c2.reload.destroy | ||||
c1.reload.destroy | ||||
end | ||||
end | ||||
end | ||||
end | ||||
def test_concurrent_subtasks_creation | ||||
root = Issue.generate! | ||||
assert_difference 'Issue.count', 30 do | ||||
threaded(3) do | ||||
10.times do | ||||
Issue.generate! :parent_issue_id => root.id | ||||
end | ||||
end | ||||
end | ||||
root.reload | ||||
assert_equal [1, 62], [root.lft, root.rgt] | ||||
children_bounds = root.children.sort_by(&:lft).map {|c| [c.lft, c.rgt]}.flatten | ||||
assert_equal (2..61).to_a, children_bounds | ||||
end | ||||
private | ||||
def threaded(count, &block) | ||||
with_settings :notified_events => [] do | ||||
threads = [] | ||||
count.times do |i| | ||||
threads << Thread.new(i) do | ||||
ActiveRecord::Base.connection_pool.with_connection do | ||||
begin | ||||
yield | ||||
rescue Exception => e | ||||
Thread.current[:exception] = e.message | ||||
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r13459 | end | ||
end | ||||
end | ||||
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r13646 | end | ||
threads.each do |thread| | ||||
thread.join | ||||
assert_nil thread[:exception] | ||||
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r13459 | end | ||
end | ||||
end | ||||
end | ||||