gitlab-org--gitlab-foss/spec/support/helpers/test_env.rb
Mark Chao 1f7647f446 Update merge request's merge_commit for branch update
Analyze new commits graph to determine each commit's merge commit.

Fix "merged with [commit]" info for merge requests being merged
automatically by other actions.

Allow analyzing upto the relevant commit
2018-12-07 19:24:34 +08:00

399 lines
13 KiB
Ruby

require 'rspec/mocks'
require 'toml-rb'
module TestEnv
extend self
ComponentFailedToInstallError = Class.new(StandardError)
# When developing the seed repository, comment out the branch you will modify.
BRANCH_SHA = {
'signed-commits' => '6101e87',
'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',
'merged-target' => '21751bf',
'markdown' => '0ed8c6c',
'lfs' => '55bc176',
'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',
'pages-deploy' => '7897d5b',
'pages-deploy-target' => '7975be0',
'video' => '8879059',
'add-balsamiq-file' => 'b89b56d',
'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',
'add-ipython-files' => '93ee732',
'add-pdf-file' => 'e774ebd',
'squash-large-files' => '54cec52',
'add-pdf-text-binary' => '79faa7b',
'add_images_and_changes' => '010d106',
'update-gitlab-shell-v-6-0-1' => '2f61d70',
'update-gitlab-shell-v-6-0-3' => 'de78448',
'merge-commit-analyze-before' => '1adbdef',
'merge-commit-analyze-side-branch' => '8a99451',
'merge-commit-analyze-after' => '646ece5',
'2-mb-file' => 'bf12d25',
'before-create-delete-modify-move' => '845009f',
'between-create-delete-modify-move' => '3f5f443',
'after-create-delete-modify-move' => 'ba3faa7',
'with-codeowners' => '219560e',
'submodule_inside_folder' => 'b491b92'
}.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
TMP_TEST_PATH = Rails.root.join('tmp', 'tests', '**')
REPOS_STORAGE = 'default'.freeze
# Test environment
#
# See gitlab.yml.example test section for paths
#
def init(opts = {})
unless Rails.env.test?
puts "\nTestEnv.init can only be run if `RAILS_ENV` is set to 'test' not '#{Rails.env}'!\n"
exit 1
end
# Disable mailer for spinach tests
disable_mailer if opts[:mailer] == false
clean_test_path
# Set up GitLab shell for test instance
setup_gitlab_shell
setup_gitaly
# Create repository for FactoryBot.create(:project)
setup_factory_repo
# Create repository for FactoryBot.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
# Clean /tmp/tests
#
# Keeps gitlab-shell and gitlab-test
def clean_test_path
Dir[TMP_TEST_PATH].each do |entry|
unless File.basename(entry) =~ /\A(gitaly|gitlab-(shell|test|test_bare|test-fork|test-fork_bare))\z/
FileUtils.rm_rf(entry)
end
end
FileUtils.mkdir_p(repos_path)
FileUtils.mkdir_p(backup_path)
FileUtils.mkdir_p(pages_path)
FileUtils.mkdir_p(artifacts_path)
end
def clean_gitlab_test_path
Dir[TMP_TEST_PATH].each do |entry|
if File.basename(entry) =~ /\A(gitlab-(test|test_bare|test-fork|test-fork_bare))\z/
FileUtils.rm_rf(entry)
end
end
end
def setup_gitlab_shell
component_timed_setup('GitLab Shell',
install_dir: Gitlab.config.gitlab_shell.path,
version: Gitlab::Shell.version_required,
task: 'gitlab:shell:install')
create_fake_git_hooks
end
def create_fake_git_hooks
# gitlab-shell hooks don't work in our test environment because they try to make internal API calls
hooks_dir = File.join(Gitlab.config.gitlab_shell.path, 'hooks')
%w[pre-receive post-receive update].each do |hook|
File.open(File.join(hooks_dir, hook), 'w', 0755) { |f| f.puts '#!/bin/sh' }
end
end
def setup_gitaly
socket_path = Gitlab::GitalyClient.address('default').sub(/\Aunix:/, '')
gitaly_dir = File.dirname(socket_path)
component_timed_setup('Gitaly',
install_dir: gitaly_dir,
version: Gitlab::GitalyClient.expected_server_version,
task: "gitlab:gitaly:install[#{gitaly_dir},#{repos_path}]") do
Gitlab::SetupHelper.create_gitaly_configuration(gitaly_dir, { 'default' => repos_path }, force: true)
start_gitaly(gitaly_dir)
end
end
def start_gitaly(gitaly_dir)
if ENV['CI'].present?
# Gitaly has been spawned outside this process already
return
end
FileUtils.mkdir_p("tmp/tests/second_storage") unless File.exist?("tmp/tests/second_storage")
spawn_script = Rails.root.join('scripts/gitaly-test-spawn').to_s
Bundler.with_original_env do
raise "gitaly spawn failed" unless system(spawn_script)
end
@gitaly_pid = Integer(File.read('tmp/tests/gitaly.pid'))
Kernel.at_exit { stop_gitaly }
wait_gitaly
end
def wait_gitaly
sleep_time = 10
sleep_interval = 0.1
socket = Gitlab::GitalyClient.address('default').sub('unix:', '')
Integer(sleep_time / sleep_interval).times do
begin
Socket.unix(socket)
return
rescue
sleep sleep_interval
end
end
raise "could not connect to gitaly at #{socket.inspect} after #{sleep_time} seconds"
end
def stop_gitaly
return unless @gitaly_pid
Process.kill('KILL', @gitaly_pid)
rescue Errno::ESRCH
# The process can already be gone if the test run was INTerrupted.
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, refs)
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, refs)
unless File.directory?(repo_path_bare)
# 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
end
def copy_repo(project, bare_repo:, refs:)
target_repo_path = File.expand_path(repos_path + "/#{project.disk_path}.git")
FileUtils.mkdir_p(target_repo_path)
FileUtils.cp_r("#{File.expand_path(bare_repo)}/.", target_repo_path)
FileUtils.chmod_R 0755, target_repo_path
set_repo_refs(target_repo_path, refs)
end
def create_bare_repository(path)
FileUtils.mkdir_p(path)
system(git_env, *%W(#{Gitlab.config.git.bin_path} -C #{path} init --bare),
out: '/dev/null',
err: '/dev/null')
end
def repos_path
@repos_path ||= Gitlab.config.repositories.storages[REPOS_STORAGE].legacy_disk_path
end
def backup_path
Gitlab.config.backup.path
end
def pages_path
Gitlab.config.pages.path
end
def artifacts_path
Gitlab.config.artifacts.storage_path
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 eager_load_driver_server
return unless defined?(Capybara)
puts "Starting the Capybara driver server..."
Capybara.current_session.visit '/'
end
def factory_repo_path_bare
"#{factory_repo_path}_bare"
end
def forked_repo_path_bare
"#{forked_repo_path}_bare"
end
def with_empty_bare_repository(name = nil)
path = Rails.root.join('tmp/tests', name || 'empty-bare-repository').to_s
yield(Rugged::Repository.init_at(path, :bare))
ensure
FileUtils.rm_rf(path)
end
private
def factory_repo_path
@factory_repo_path ||= Rails.root.join('tmp', 'tests', factory_repo_name)
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_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
Dir.chdir(repo_path) do
IO.popen(update_refs, "w") { |io| io.write(instructions) }
$?.success?
end
end
# 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} -C #{repo_path} fetch origin))
# Before we used Git clone's --mirror option, bare repos could end up
# with missing refs, clearing them and retrying should fix the issue.
clean_gitlab_test_path && init unless reset.call
end
end
def component_timed_setup(component, install_dir:, version:, task:)
puts "\n==> Setting up #{component}..."
start = Time.now
ensure_component_dir_name_is_correct!(component, install_dir)
# On CI, once installed, components never need update
return if File.exist?(install_dir) && ENV['CI']
if component_needs_update?(install_dir, version)
# Cleanup the component entirely to ensure we start fresh
FileUtils.rm_rf(install_dir)
unless system('rake', task)
raise ComponentFailedToInstallError
end
end
yield if block_given?
rescue ComponentFailedToInstallError
puts "\n#{component} failed to install, cleaning up #{install_dir}!\n"
FileUtils.rm_rf(install_dir)
exit 1
ensure
puts " #{component} set up in #{Time.now - start} seconds...\n"
end
def ensure_component_dir_name_is_correct!(component, path)
actual_component_dir_name = File.basename(path)
expected_component_dir_name = component.parameterize
unless actual_component_dir_name == expected_component_dir_name
puts " #{component} install dir should be named '#{expected_component_dir_name}', not '#{actual_component_dir_name}' (full install path given was '#{path}')!\n"
exit 1
end
end
def component_needs_update?(component_folder, expected_version)
# Allow local overrides of the component for tests during development
return false if Rails.env.test? && File.symlink?(component_folder)
version = File.read(File.join(component_folder, 'VERSION')).strip
# Notice that this will always yield true when using branch versions
# (`=branch_name`), but that actually makes sure the server is always based
# on the latest branch revision.
version != expected_version
rescue Errno::ENOENT
true
end
end