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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::GitalyClient::ObjectPoolService, feature_category: :source_code_management do
let(:pool_repository) { create(:pool_repository) }
let(:project) { pool_repository.source_project }
let(:raw_repository) { project.repository.raw }
let(:object_pool) { pool_repository.object_pool }
subject { described_class.new(object_pool) }
before do
subject.create(raw_repository) # rubocop:disable Rails/SaveBang
end
describe '#create' do
it 'exists on disk' do
expect(object_pool.repository.exists?).to be(true)
end
context 'when the pool already exists' do
it 'returns an error' do
expect do
subject.create(raw_repository) # rubocop:disable Rails/SaveBang
end.to raise_error(GRPC::FailedPrecondition)
end
end
end
describe '#delete' do
it 'removes the repository from disk' do
subject.delete
expect(object_pool.repository.exists?).to be(false)
end
context 'when called twice' do
it "doesn't raise an error" do
subject.delete
expect { object_pool.delete }.not_to raise_error
end
end
end
describe '#fetch' do
context 'without changes' do
it 'fetches changes' do
expect(subject.fetch(project.repository)).to eq(Gitaly::FetchIntoObjectPoolResponse.new)
end
end
context 'with new reference in source repository' do
let(:branch) { 'ref-to-be-fetched' }
let(:source_ref) { "refs/heads/#{branch}" }
let(:pool_ref) { "refs/remotes/origin/heads/#{branch}" }
before do
# Create a new reference in the source repository that we can fetch.
project.repository.write_ref(source_ref, 'refs/heads/master')
end
it 'fetches changes' do
# Sanity-check to verify that the reference only exists in the source repository now, but not in the
# object pool.
expect(project.repository.ref_exists?(source_ref)).to be(true)
expect(object_pool.repository.ref_exists?(pool_ref)).to be(false)
subject.fetch(project.repository)
# The fetch should've created the reference in the object pool.
expect(object_pool.repository.ref_exists?(pool_ref)).to be(true)
end
end
end
end
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