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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Projects::BranchesByModeService do
let_it_be(:user) { create(:user) }
let_it_be(:project) { create(:project, :repository) }
let(:finder) { described_class.new(project, params) }
let(:params) { { mode: 'all' } }
subject { finder.execute }
describe '#execute' do
context 'page is passed' do
let(:params) { { page: 4, mode: 'all', offset: 3 } }
it 'uses offset pagination' do
expect(finder).to receive(:fetch_branches_via_offset_pagination).and_call_original
branches, prev_page, next_page = subject
expect(branches.size).to eq(10)
expect(next_page).to be_nil
expect(prev_page).to eq("/#{project.full_path}/-/branches/all?offset=2&page=3")
end
context 'but the page does not contain any branches' do
let(:params) { { page: 10, mode: 'all' } }
it 'uses offset pagination' do
expect(finder).to receive(:fetch_branches_via_offset_pagination).and_call_original
branches, prev_page, next_page = subject
expect(branches).to eq([])
expect(next_page).to be_nil
expect(prev_page).to be_nil
end
end
end
context 'search is passed' do
let(:params) { { search: 'feature' } }
it 'uses offset pagination' do
expect(finder).to receive(:fetch_branches_via_offset_pagination).and_call_original
branches, prev_page, next_page = subject
expect(branches.map(&:name)).to match_array(%w(feature feature_conflict))
expect(next_page).to be_nil
expect(prev_page).to be_nil
end
end
context 'branch_list_keyset_pagination is disabled' do
it 'uses offset pagination' do
stub_feature_flags(branch_list_keyset_pagination: false)
expect(finder).to receive(:fetch_branches_via_offset_pagination).and_call_original
branches, prev_page, next_page = subject
expect(branches.size).to eq(20)
expect(next_page).to eq("/#{project.full_path}/-/branches/all?offset=1&page_token=conflict-resolvable")
expect(prev_page).to be_nil
end
end
context 'uses gitaly pagination' do
before do
expect(finder).to receive(:fetch_branches_via_gitaly_pagination).and_call_original
end
it 'returns branches for the first page' do
branches, prev_page, next_page = subject
expect(branches.size).to eq(20)
expect(next_page).to eq("/#{project.full_path}/-/branches/all?offset=1&page_token=conflict-resolvable")
expect(prev_page).to be_nil
end
context 'when second page is requested' do
let(:params) { { page_token: 'conflict-resolvable', mode: 'all', sort: 'name_asc', offset: 1 } }
it 'returns branches for the first page' do
branches, prev_page, next_page = subject
expect(branches.size).to eq(20)
expect(next_page).to eq("/#{project.full_path}/-/branches/all?offset=2&page_token=improve%2Fawesome&sort=name_asc")
expect(prev_page).to eq("/#{project.full_path}/-/branches/all?offset=0&page=1&sort=name_asc")
end
end
context 'when last page is requested' do
let(:params) { { page_token: 'signed-commits', mode: 'all', sort: 'name_asc', offset: 4 } }
it 'returns branches after the specified branch' do
branches, prev_page, next_page = subject
expect(branches.size).to eq(14)
expect(next_page).to be_nil
expect(prev_page).to eq("/#{project.full_path}/-/branches/all?offset=3&page=4&sort=name_asc")
end
end
end
context 'filter by mode' do
let(:stale) { double(state: 'stale') }
let(:active) { double(state: 'active') }
before do
allow_next_instance_of(BranchesFinder) do |instance|
allow(instance).to receive(:execute).and_return([stale, active])
end
end
context 'stale' do
let(:params) { { mode: 'stale' } }
it 'returns stale branches' do
is_expected.to eq([[stale], nil, nil])
end
end
context 'active' do
let(:params) { { mode: 'active' } }
it 'returns active branches' do
is_expected.to eq([[active], nil, nil])
end
end
end
end
end
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