debian-mirror-gitlab/spec/lib/gitlab/multi_collection_paginator_spec.rb

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

49 lines
1.4 KiB
Ruby
Raw Normal View History

2019-12-04 20:38:33 +05:30
# frozen_string_literal: true
2018-03-17 18:26:18 +05:30
require 'spec_helper'
2020-07-28 23:09:34 +05:30
RSpec.describe Gitlab::MultiCollectionPaginator do
2018-03-17 18:26:18 +05:30
subject(:paginator) { described_class.new(Project.all.order(:id), Group.all.order(:id), per_page: 3) }
it 'combines both collections' do
project = create(:project)
group = create(:group)
expect(paginator.paginate(1)).to eq([project, group])
end
it 'includes elements second collection if first collection is empty' do
group = create(:group)
expect(paginator.paginate(1)).to eq([group])
end
context 'with a full first page' do
let!(:all_groups) { create_list(:group, 4) }
let!(:all_projects) { create_list(:project, 4) }
it 'knows the total count of the collection' do
expect(paginator.total_count).to eq(8)
end
it 'fills the first page with elements of the first collection' do
expect(paginator.paginate(1)).to eq(all_projects.take(3))
end
2019-02-15 15:39:39 +05:30
it 'fils the second page with a mixture of the first & second collection' do
2018-03-17 18:26:18 +05:30
first_collection_element = all_projects.last
second_collection_elements = all_groups.take(2)
expected_collection = [first_collection_element] + second_collection_elements
expect(paginator.paginate(2)).to eq(expected_collection)
end
it 'fils the last page with elements from the second collection' do
2022-01-26 12:08:38 +05:30
expected_collection = all_groups[-2..]
2018-03-17 18:26:18 +05:30
expect(paginator.paginate(3)).to eq(expected_collection)
end
end
end