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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequests::DeleteSourceBranchWorker, feature_category: :source_code_management do
let_it_be(:user) { create(:user) }
let_it_be(:merge_request) { create(:merge_request, author: user) }
let(:sha) { merge_request.source_branch_sha }
let(:worker) { described_class.new }
describe '#perform' do
before do
allow_next_instance_of(::Projects::DeleteBranchWorker) do |instance|
allow(instance).to receive(:perform).with(
merge_request.source_project.id,
user.id,
merge_request.source_branch
)
end
end
context 'with a non-existing merge request' do
it 'does nothing' do
expect(::Projects::DeleteBranchWorker).not_to receive(:new)
worker.perform(non_existing_record_id, sha, user.id)
end
end
context 'with a non-existing user' do
it 'does nothing' do
expect(::Projects::DeleteBranchWorker).not_to receive(:new)
worker.perform(merge_request.id, sha, non_existing_record_id)
end
end
context 'with existing user and merge request' do
it 'calls delete branch worker' do
expect_next_instance_of(::Projects::DeleteBranchWorker) do |instance|
expect(instance).to receive(:perform).with(
merge_request.source_project.id,
user.id,
merge_request.source_branch
)
end
worker.perform(merge_request.id, sha, user.id)
end
context 'source branch sha does not match' do
it 'does nothing' do
expect(::Projects::DeleteBranchWorker).not_to receive(:new)
worker.perform(merge_request.id, 'new-source-branch-sha', user.id)
end
end
context 'when delete worker raises an error' do
it 'still retargets the merge request' do
expect(::Projects::DeleteBranchWorker).to receive(:new).and_raise(StandardError)
expect_next_instance_of(::MergeRequests::RetargetChainService) do |instance|
expect(instance).to receive(:execute).with(merge_request)
end
expect { worker.perform(merge_request.id, sha, user.id) }.to raise_error(StandardError)
end
end
it_behaves_like 'an idempotent worker' do
let(:job_args) { [merge_request.id, sha, user.id] }
end
end
end
end
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