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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Projects::UnlinkForkService, :use_clean_rails_memory_store_caching do
include ProjectForksHelper
subject { described_class.new(forked_project, user) }
let(:project) { create(:project, :public) }
let!(:forked_project) { fork_project(project, user) }
let(:user) { create(:user) }
context 'with opened merge request on the source project' do
let(:merge_request) { create(:merge_request, source_project: forked_project, target_project: forked_project.forked_from_project) }
let(:merge_request2) { create(:merge_request, source_project: forked_project, target_project: fork_project(project)) }
let(:merge_request_in_fork) { create(:merge_request, source_project: forked_project, target_project: forked_project) }
let(:mr_close_service) { MergeRequests::CloseService.new(forked_project, user) }
before do
allow(MergeRequests::CloseService).to receive(:new)
.with(forked_project, user)
.and_return(mr_close_service)
end
it 'close all pending merge requests' do
expect(mr_close_service).to receive(:execute).with(merge_request)
expect(mr_close_service).to receive(:execute).with(merge_request2)
subject.execute
end
it 'does not close merge requests for the project being unlinked' do
expect(mr_close_service).not_to receive(:execute).with(merge_request_in_fork)
end
end
it 'removes the link to the fork network' do
expect(forked_project.fork_network_member).to be_present
expect(forked_project.fork_network).to be_present
subject.execute
forked_project.reload
expect(forked_project.fork_network_member).to be_nil
expect(forked_project.reload.fork_network).to be_nil
end
it 'refreshes the forks count cache of the source project' do
source = forked_project.forked_from_project
expect(source.forks_count).to eq(1)
subject.execute
BatchLoader::Executor.clear_current
expect(source.forks_count).to be_zero
end
context 'when the original project was deleted' do
it 'does not fail when the original project is deleted' do
source = forked_project.forked_from_project
source.destroy!
forked_project.reload
expect { subject.execute }.not_to raise_error
end
end
context 'when given project is a source of forks' do
let!(:forked_project_2) { fork_project(project, user) }
let!(:fork_of_fork) { fork_project(forked_project, user) }
subject { described_class.new(project, user) }
context 'with opened merge requests from fork back to root project' do
let!(:merge_request) { create(:merge_request, source_project: project, target_project: forked_project) }
let!(:merge_request2) { create(:merge_request, source_project: project, target_project: fork_project(project)) }
let!(:merge_request_in_fork) { create(:merge_request, source_project: forked_project, target_project: forked_project) }
let(:mr_close_service) { MergeRequests::CloseService.new(project, user) }
before do
allow(MergeRequests::CloseService).to receive(:new)
.with(project, user)
.and_return(mr_close_service)
end
it 'closes all pending merge requests' do
expect(mr_close_service).to receive(:execute).with(merge_request)
expect(mr_close_service).to receive(:execute).with(merge_request2)
subject.execute
end
it 'does not close merge requests that do not come from the project being unlinked' do
expect(mr_close_service).not_to receive(:execute).with(merge_request_in_fork)
subject.execute
end
end
it 'removes its link to the fork network and updates direct network members' do
expect(project.fork_network_member).to be_present
expect(project.fork_network).to be_present
expect(project.forked_to_members.count).to eq(2)
expect(forked_project.forked_to_members.count).to eq(1)
expect(fork_of_fork.forked_to_members.count).to eq(0)
subject.execute
project.reload
forked_project.reload
fork_of_fork.reload
expect(project.fork_network_member).to be_nil
expect(project.fork_network).to be_nil
expect(forked_project.fork_network).to have_attributes(root_project_id: nil,
deleted_root_project_name: project.full_name)
expect(project.forked_to_members.count).to eq(0)
expect(forked_project.forked_to_members.count).to eq(1)
expect(fork_of_fork.forked_to_members.count).to eq(0)
end
it 'refreshes the forks count cache of the given project' do
expect(project.forks_count).to eq(2)
subject.execute
BatchLoader::Executor.clear_current
expect(project.forks_count).to be_zero
end
context 'and is node with a parent' do
subject { described_class.new(forked_project, user) }
context 'with opened merge requests from and to given project' do
let!(:mr_from_parent) { create(:merge_request, source_project: project, target_project: forked_project) }
let!(:mr_to_parent) { create(:merge_request, source_project: forked_project, target_project: project) }
let!(:mr_to_child) { create(:merge_request, source_project: forked_project, target_project: fork_of_fork) }
let!(:mr_from_child) { create(:merge_request, source_project: fork_of_fork, target_project: forked_project) }
let!(:merge_request_in_fork) { create(:merge_request, source_project: forked_project, target_project: forked_project) }
let(:mr_close_service) { MergeRequests::CloseService.new(forked_project, user) }
before do
allow(MergeRequests::CloseService).to receive(:new)
.with(forked_project, user)
.and_return(mr_close_service)
end
it 'close all pending merge requests' do
merge_requests = [mr_from_parent, mr_to_parent, mr_from_child, mr_to_child]
merge_requests.each do |mr|
expect(mr_close_service).to receive(:execute).with(mr).and_call_original
end
subject.execute
merge_requests = MergeRequest.where(id: merge_requests)
expect(merge_requests).to all(have_attributes(state: 'closed'))
end
it 'does not close merge requests which do not come from the project being unlinked' do
expect(mr_close_service).not_to receive(:execute).with(merge_request_in_fork)
subject.execute
end
end
it 'refreshes the forks count cache of the parent and the given project' do
expect(project.forks_count).to eq(2)
expect(forked_project.forks_count).to eq(1)
subject.execute
BatchLoader::Executor.clear_current
expect(project.forks_count).to eq(1)
expect(forked_project.forks_count).to eq(0)
end
it 'removes its link to the fork network and updates direct network members' do
expect(project.fork_network).to be_present
expect(forked_project.fork_network).to be_present
expect(fork_of_fork.fork_network).to be_present
expect(project.forked_to_members.count).to eq(2)
expect(forked_project.forked_to_members.count).to eq(1)
expect(fork_of_fork.forked_to_members.count).to eq(0)
subject.execute
project.reload
forked_project.reload
fork_of_fork.reload
expect(project.fork_network).to be_present
expect(forked_project.fork_network).to be_nil
expect(fork_of_fork.fork_network).to be_present
expect(project.forked_to_members.count).to eq(1) # 1 child is gone
expect(forked_project.forked_to_members.count).to eq(0)
expect(fork_of_fork.forked_to_members.count).to eq(0)
end
end
end
context 'when given project is not part of a fork network' do
let!(:project_without_forks) { create(:project, :public) }
subject { described_class.new(project_without_forks, user) }
it 'does not raise errors' do
expect { subject.execute }.not_to raise_error
end
end
end
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