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Adds a test for #6579....
Jean-Philippe Lang -
r13646:8ad326f1609c
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1 1 # Redmine - project management software
2 2 # Copyright (C) 2006-2015 Jean-Philippe Lang
3 3 #
4 4 # This program is free software; you can redistribute it and/or
5 5 # modify it under the terms of the GNU General Public License
6 6 # as published by the Free Software Foundation; either version 2
7 7 # of the License, or (at your option) any later version.
8 8 #
9 9 # This program is distributed in the hope that it will be useful,
10 10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 12 # GNU General Public License for more details.
13 13 #
14 14 # You should have received a copy of the GNU General Public License
15 15 # along with this program; if not, write to the Free Software
16 16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 17
18 18 require File.expand_path('../../test_helper', __FILE__)
19 19
20 20 class IssueNestedSetConcurrencyTest < ActiveSupport::TestCase
21 21 fixtures :projects, :users,
22 22 :trackers, :projects_trackers,
23 23 :enabled_modules,
24 24 :issue_statuses,
25 25 :enumerations
26 26
27 27 self.use_transactional_fixtures = false
28 28
29 29 def setup
30 skip if sqlite?
30 31 CustomField.delete_all
31 32 end
32 33
33 34 def teardown
34 35 Issue.delete_all
35 36 end
36 37
37 38 def test_concurrency
38 skip if sqlite?
39 with_settings :notified_events => [] do
40 39 # Generates an issue and destroys it in order
41 40 # to load all needed classes before starting threads
42 41 i = Issue.generate!
43 42 i.destroy
44 43
45 44 root = Issue.generate!
46 45 assert_difference 'Issue.count', 60 do
47 threads = []
48 3.times do |i|
49 threads << Thread.new(i) do
50 ActiveRecord::Base.connection_pool.with_connection do
51 begin
46 threaded(3) do
52 47 10.times do
53 48 i = Issue.generate! :parent_issue_id => root.id
54 49 c1 = Issue.generate! :parent_issue_id => i.id
55 50 c2 = Issue.generate! :parent_issue_id => i.id
56 51 c3 = Issue.generate! :parent_issue_id => i.id
57 52 c2.reload.destroy
58 53 c1.reload.destroy
59 54 end
55 end
56 end
57 end
58
59 def test_concurrent_subtasks_creation
60 root = Issue.generate!
61 assert_difference 'Issue.count', 30 do
62 threaded(3) do
63 10.times do
64 Issue.generate! :parent_issue_id => root.id
65 end
66 end
67 end
68 root.reload
69 assert_equal [1, 62], [root.lft, root.rgt]
70 children_bounds = root.children.sort_by(&:lft).map {|c| [c.lft, c.rgt]}.flatten
71 assert_equal (2..61).to_a, children_bounds
72 end
73
74 private
75
76 def threaded(count, &block)
77 with_settings :notified_events => [] do
78 threads = []
79 count.times do |i|
80 threads << Thread.new(i) do
81 ActiveRecord::Base.connection_pool.with_connection do
82 begin
83 yield
60 84 rescue Exception => e
61 85 Thread.current[:exception] = e.message
62 86 end
63 87 end
64 88 end
65 89 end
66 90 threads.each do |thread|
67 91 thread.join
68 92 assert_nil thread[:exception]
69 93 end
70 94 end
71 95 end
72 96 end
73 end
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