summaryrefslogtreecommitdiff
path: root/spec/support/test_env.rb
blob: 648b0380f1864eca3dfd0d98842e58cc43b49390 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
require 'rspec/mocks'

module TestEnv
  extend self

  # When developing the seed repository, comment out the branch you will modify.
  BRANCH_SHA = {
    'not-merged-branch'                  => 'b83d6e3',
    'branch-merged'                      => '498214d',
    'empty-branch'                       => '7efb185',
    'ends-with.json'                     => '98b0d8b',
    'flatten-dir'                        => 'e56497b',
    'feature'                            => '0b4bc9a',
    'feature_conflict'                   => 'bb5206f',
    'fix'                                => '48f0be4',
    'improve/awesome'                    => '5937ac0',
    'markdown'                           => '0ed8c6c',
    'lfs'                                => 'be93687',
    'master'                             => 'b83d6e3',
    'merge-test'                         => '5937ac0',
    "'test'"                             => 'e56497b',
    'orphaned-branch'                    => '45127a9',
    'binary-encoding'                    => '7b1cf43',
    'gitattributes'                      => '5a62481',
    'expand-collapse-diffs'              => '4842455',
    'symlink-expand-diff'                => '81e6355',
    'expand-collapse-files'              => '025db92',
    'expand-collapse-lines'              => '238e82d',
    'video'                              => '8879059',
    'crlf-diff'                          => '5938907',
    'conflict-start'                     => '824be60',
    'conflict-resolvable'                => '1450cd6',
    'conflict-binary-file'               => '259a6fb',
    'conflict-contains-conflict-markers' => '78a3086',
    'conflict-missing-side'              => 'eb227b3',
    'conflict-non-utf8'                  => 'd0a293c',
    'conflict-too-large'                 => '39fa04f',
    'deleted-image-test'                 => '6c17798',
    'wip'                                => 'b9238ee',
    'csv'                                => '3dd0896',
    'v1.1.0'                             => 'b83d6e3'
  }.freeze
  
  # gitlab-test-fork is a fork of gitlab-fork, but we don't necessarily
  # need to keep all the branches in sync.
  # We currently only need a subset of the branches
  FORKED_BRANCH_SHA = {
    'add-submodule-version-bump' => '3f547c0',
    'master'                     => '5937ac0',
    'remove-submodule'           => '2a33e0c',
    'conflict-resolvable-fork'   => '404fa3f'
  }.freeze

  # Test environment
  #
  # See gitlab.yml.example test section for paths
  #
  def init(opts = {})
    # Disable mailer for spinach tests
    disable_mailer if opts[:mailer] == false

    clean_test_path

    FileUtils.mkdir_p(repos_path)
    FileUtils.mkdir_p(backup_path)

    # Setup GitLab shell for test instance
    setup_gitlab_shell

    # Create repository for FactoryGirl.create(:project)
    setup_factory_repo

    # Create repository for FactoryGirl.create(:forked_project_with_submodules)
    setup_forked_repo
  end

  def disable_mailer
    allow_any_instance_of(NotificationService).to receive(:mailer).
      and_return(double.as_null_object)
  end

  def enable_mailer
    allow_any_instance_of(NotificationService).to receive(:mailer).
      and_call_original
  end

  def disable_pre_receive
    allow_any_instance_of(Gitlab::Git::Hook).to receive(:trigger).and_return([true, nil])
  end

  # Clean /tmp/tests
  #
  # Keeps gitlab-shell and gitlab-test
  def clean_test_path
    tmp_test_path = Rails.root.join('tmp', 'tests', '**')

    Dir[tmp_test_path].each do |entry|
      unless File.basename(entry) =~ /\Agitlab-(shell|test|test-fork)\z/
        FileUtils.rm_rf(entry)
      end
    end
  end

  def setup_gitlab_shell
    unless File.directory?(Gitlab.config.gitlab_shell.path)
      unless system('rake', 'gitlab:shell:install')
        raise 'Can`t clone gitlab-shell'
      end
    end
  end

  def setup_factory_repo
    setup_repo(factory_repo_path, factory_repo_path_bare, factory_repo_name,
               BRANCH_SHA)
  end

  # This repo has a submodule commit that is not present in the main test
  # repository.
  def setup_forked_repo
    setup_repo(forked_repo_path, forked_repo_path_bare, forked_repo_name,
               FORKED_BRANCH_SHA)
  end

  def setup_repo(repo_path, repo_path_bare, repo_name, branch_sha)
    clone_url = "https://gitlab.com/gitlab-org/#{repo_name}.git"

    unless File.directory?(repo_path)
      system(*%W(#{Gitlab.config.git.bin_path} clone -q #{clone_url} #{repo_path}))
    end

    set_repo_refs(repo_path, branch_sha)

    # We must copy bare repositories because we will push to them.
    system(git_env, *%W(#{Gitlab.config.git.bin_path} clone -q --bare #{repo_path} #{repo_path_bare}))
  end

  def copy_repo(project)
    base_repo_path = File.expand_path(factory_repo_path_bare)
    target_repo_path = File.expand_path(project.repository_storage_path + "/#{project.full_path}.git")
    FileUtils.mkdir_p(target_repo_path)
    FileUtils.cp_r("#{base_repo_path}/.", target_repo_path)
    FileUtils.chmod_R 0755, target_repo_path
    set_repo_refs(target_repo_path, BRANCH_SHA)
  end

  def repos_path
    Gitlab.config.repositories.storages.default['path']
  end

  def backup_path
    Gitlab.config.backup.path
  end

  def copy_forked_repo_with_submodules(project)
    base_repo_path = File.expand_path(forked_repo_path_bare)
    target_repo_path = File.expand_path(project.repository_storage_path + "/#{project.full_path}.git")
    FileUtils.mkdir_p(target_repo_path)
    FileUtils.cp_r("#{base_repo_path}/.", target_repo_path)
    FileUtils.chmod_R 0755, target_repo_path
    set_repo_refs(target_repo_path, FORKED_BRANCH_SHA)
  end

  # When no cached assets exist, manually hit the root path to create them
  #
  # Otherwise they'd be created by the first test, often timing out and
  # causing a transient test failure
  def warm_asset_cache
    return if warm_asset_cache?
    return unless defined?(Capybara)

    Capybara.current_session.driver.visit '/'
  end

  def warm_asset_cache?
    cache = Rails.root.join(*%w(tmp cache assets test))
    Dir.exist?(cache) && Dir.entries(cache).length > 2
  end

  private

  def factory_repo_path
    @factory_repo_path ||= Rails.root.join('tmp', 'tests', factory_repo_name)
  end

  def factory_repo_path_bare
    "#{factory_repo_path}_bare"
  end

  def factory_repo_name
    'gitlab-test'
  end

  def forked_repo_path
    @forked_repo_path ||= Rails.root.join('tmp', 'tests', forked_repo_name)
  end

  def forked_repo_path_bare
    "#{forked_repo_path}_bare"
  end

  def forked_repo_name
    'gitlab-test-fork'
  end

  # Prevent developer git configurations from being persisted to test
  # repositories
  def git_env
    { 'GIT_TEMPLATE_DIR' => '' }
  end

  def set_repo_refs(repo_path, branch_sha)
    instructions = branch_sha.map {|branch, sha| "update refs/heads/#{branch}\x00#{sha}\x00" }.join("\x00") << "\x00"
    update_refs = %W(#{Gitlab.config.git.bin_path} update-ref --stdin -z)
    reset = proc do
      IO.popen(update_refs, "w") {|io| io.write(instructions) }
      $?.success?
    end

    Dir.chdir(repo_path) do
      # Try to reset without fetching to avoid using the network.
      unless reset.call
        raise 'Could not fetch test seed repository.' unless system(*%W(#{Gitlab.config.git.bin_path} fetch origin))
        raise 'The fetched test seed does not contain the required revision.' unless reset.call
      end
    end
  end
end