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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequestPolicy do
include ExternalAuthorizationServiceHelpers
let(:guest) { create(:user) }
let(:author) { create(:user) }
let(:developer) { create(:user) }
let(:non_team_member) { create(:user) }
let(:project) { create(:project, :public) }
def permissions(user, merge_request)
described_class.new(user, merge_request)
end
before do
project.add_guest(guest)
project.add_guest(author)
project.add_developer(developer)
end
mr_perms = %i[create_merge_request_in
create_merge_request_from
read_merge_request
create_todo
approve_merge_request
create_note].freeze
shared_examples_for 'a denied user' do
let(:perms) { permissions(subject, merge_request) }
mr_perms.each do |thing|
it "cannot #{thing}" do
expect(perms).to be_disallowed(thing)
end
end
end
shared_examples_for 'a user with access' do
let(:perms) { permissions(subject, merge_request) }
mr_perms.each do |thing|
it "can #{thing}" do
expect(perms).to be_allowed(thing)
end
end
end
context 'when merge request is public' do
context 'and user is anonymous' do
let(:merge_request) { create(:merge_request, source_project: project, target_project: project, author: author) }
subject { permissions(nil, merge_request) }
it do
is_expected.to be_disallowed(:create_todo)
end
end
end
context 'when merge requests have been disabled' do
let!(:merge_request) { create(:merge_request, source_project: project, target_project: project, author: author) }
before do
project.project_feature.update!(merge_requests_access_level: ProjectFeature::DISABLED)
end
describe 'the author' do
subject { author }
it_behaves_like 'a denied user'
end
describe 'a guest' do
subject { guest }
it_behaves_like 'a denied user'
end
describe 'a developer' do
subject { developer }
it_behaves_like 'a denied user'
end
describe 'any other user' do
subject { non_team_member }
it_behaves_like 'a denied user'
end
end
context 'when merge requests are private' do
let!(:merge_request) { create(:merge_request, source_project: project, target_project: project, author: author) }
before do
project.update!(visibility_level: Gitlab::VisibilityLevel::PUBLIC)
project.project_feature.update!(merge_requests_access_level: ProjectFeature::PRIVATE)
end
describe 'a non-team-member' do
subject { non_team_member }
it_behaves_like 'a denied user'
end
describe 'a developer' do
subject { developer }
it_behaves_like 'a user with access'
end
end
context 'when merge request is unlocked' do
let(:merge_request) { create(:merge_request, :closed, source_project: project, target_project: project, author: author) }
it 'allows author to reopen merge request' do
expect(permissions(author, merge_request)).to be_allowed(:reopen_merge_request)
end
it 'allows developer to reopen merge request' do
expect(permissions(developer, merge_request)).to be_allowed(:reopen_merge_request)
end
it 'prevents guest from reopening merge request' do
expect(permissions(guest, merge_request)).to be_disallowed(:reopen_merge_request)
end
end
context 'when merge request is locked' do
let(:merge_request_locked) { create(:merge_request, :closed, discussion_locked: true, source_project: project, target_project: project, author: author) }
it 'prevents author from reopening merge request' do
expect(permissions(author, merge_request_locked)).to be_disallowed(:reopen_merge_request)
end
it 'prevents developer from reopening merge request' do
expect(permissions(developer, merge_request_locked)).to be_disallowed(:reopen_merge_request)
end
it 'prevents guests from reopening merge request' do
expect(permissions(guest, merge_request_locked)).to be_disallowed(:reopen_merge_request)
end
context 'when the user is not a project member' do
let(:user) { create(:user) }
it 'cannot create a note' do
expect(permissions(user, merge_request_locked)).to be_disallowed(:create_note)
end
end
context 'when the user is project member, with at least guest access' do
let(:user) { guest }
it 'can create a note' do
expect(permissions(user, merge_request_locked)).to be_allowed(:create_note)
end
end
end
context 'with external authorization enabled' do
let(:user) { create(:user) }
let(:project) { create(:project, :public) }
let(:merge_request) { create(:merge_request, source_project: project) }
let(:policies) { described_class.new(user, merge_request) }
before do
enable_external_authorization_service_check
end
it 'can read the issue iid without accessing the external service' do
expect(::Gitlab::ExternalAuthorization).not_to receive(:access_allowed?)
expect(policies).to be_allowed(:read_merge_request_iid)
end
end
end
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