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# frozen_string_literal: true
RSpec.shared_examples 'namespace traversal' do
shared_examples 'recursive version' do |method|
let(:recursive_method) { "recursive_#{method}" }
it "is equivalent to ##{method}" do
groups.each do |group|
expect(group.public_send(method)).to match_array group.public_send(recursive_method)
end
end
it "makes a recursive query" do
groups.each do |group|
expect { group.public_send(recursive_method).try(:load) }.to make_queries_matching(/WITH RECURSIVE/)
end
end
end
let_it_be(:group) { create(:group) }
let_it_be(:nested_group) { create(:group, parent: group) }
let_it_be(:deep_nested_group) { create(:group, parent: nested_group) }
let_it_be(:very_deep_nested_group) { create(:group, parent: deep_nested_group) }
let_it_be(:groups) { [group, nested_group, deep_nested_group, very_deep_nested_group] }
describe '#root_ancestor' do
it 'returns the correct root ancestor' do
expect(group.root_ancestor).to eq(group)
expect(nested_group.root_ancestor).to eq(group)
expect(deep_nested_group.root_ancestor).to eq(group)
end
describe '#recursive_root_ancestor' do
it "is equivalent to #recursive_root_ancestor" do
groups.each do |group|
expect(group.root_ancestor).to eq(group.recursive_root_ancestor)
end
end
end
end
describe '#self_and_hierarchy' do
let!(:another_group) { create(:group) }
let!(:another_group_nested) { create(:group, parent: another_group) }
it 'returns the correct tree' do
expect(group.self_and_hierarchy).to contain_exactly(group, nested_group, deep_nested_group, very_deep_nested_group)
expect(nested_group.self_and_hierarchy).to contain_exactly(group, nested_group, deep_nested_group, very_deep_nested_group)
expect(very_deep_nested_group.self_and_hierarchy).to contain_exactly(group, nested_group, deep_nested_group, very_deep_nested_group)
end
describe '#recursive_self_and_hierarchy' do
it_behaves_like 'recursive version', :self_and_hierarchy
end
end
describe '#ancestors' do
before do
# #reload is called to make sure traversal_ids are reloaded
reload_models(group, nested_group, deep_nested_group, very_deep_nested_group)
end
it 'returns the correct ancestors' do
expect(very_deep_nested_group.ancestors).to contain_exactly(group, nested_group, deep_nested_group)
expect(deep_nested_group.ancestors).to contain_exactly(group, nested_group)
expect(nested_group.ancestors).to contain_exactly(group)
expect(group.ancestors).to eq([])
end
context 'with asc hierarchy_order' do
it 'returns the correct ancestors' do
expect(very_deep_nested_group.ancestors(hierarchy_order: :asc)).to eq [deep_nested_group, nested_group, group]
expect(deep_nested_group.ancestors(hierarchy_order: :asc)).to eq [nested_group, group]
expect(nested_group.ancestors(hierarchy_order: :asc)).to eq [group]
expect(group.ancestors(hierarchy_order: :asc)).to eq([])
end
end
context 'with desc hierarchy_order' do
it 'returns the correct ancestors' do
expect(very_deep_nested_group.ancestors(hierarchy_order: :desc)).to eq [group, nested_group, deep_nested_group]
expect(deep_nested_group.ancestors(hierarchy_order: :desc)).to eq [group, nested_group]
expect(nested_group.ancestors(hierarchy_order: :desc)).to eq [group]
expect(group.ancestors(hierarchy_order: :desc)).to eq([])
end
end
describe '#recursive_ancestors' do
let_it_be(:groups) { [nested_group, deep_nested_group, very_deep_nested_group] }
it_behaves_like 'recursive version', :ancestors
end
end
describe '#ancestor_ids' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.ancestor_ids).to contain_exactly(group.id, nested_group.id, deep_nested_group.id)
expect(deep_nested_group.ancestor_ids).to contain_exactly(group.id, nested_group.id)
expect(nested_group.ancestor_ids).to contain_exactly(group.id)
expect(group.ancestor_ids).to be_empty
end
context 'with asc hierarchy_order' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.ancestor_ids(hierarchy_order: :asc)).to eq [deep_nested_group.id, nested_group.id, group.id]
expect(deep_nested_group.ancestor_ids(hierarchy_order: :asc)).to eq [nested_group.id, group.id]
expect(nested_group.ancestor_ids(hierarchy_order: :asc)).to eq [group.id]
expect(group.ancestor_ids(hierarchy_order: :asc)).to eq([])
end
end
context 'with desc hierarchy_order' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.ancestor_ids(hierarchy_order: :desc)).to eq [group.id, nested_group.id, deep_nested_group.id]
expect(deep_nested_group.ancestor_ids(hierarchy_order: :desc)).to eq [group.id, nested_group.id]
expect(nested_group.ancestor_ids(hierarchy_order: :desc)).to eq [group.id]
expect(group.ancestor_ids(hierarchy_order: :desc)).to eq([])
end
end
describe '#recursive_ancestor_ids' do
let_it_be(:groups) { [nested_group, deep_nested_group, very_deep_nested_group] }
it_behaves_like 'recursive version', :ancestor_ids
end
end
describe '#self_and_ancestors' do
it 'returns the correct ancestors' do
expect(very_deep_nested_group.self_and_ancestors).to contain_exactly(group, nested_group, deep_nested_group, very_deep_nested_group)
expect(deep_nested_group.self_and_ancestors).to contain_exactly(group, nested_group, deep_nested_group)
expect(nested_group.self_and_ancestors).to contain_exactly(group, nested_group)
expect(group.self_and_ancestors).to contain_exactly(group)
end
context 'with asc hierarchy_order' do
it 'returns the correct ancestors' do
expect(very_deep_nested_group.self_and_ancestors(hierarchy_order: :asc)).to eq [very_deep_nested_group, deep_nested_group, nested_group, group]
expect(deep_nested_group.self_and_ancestors(hierarchy_order: :asc)).to eq [deep_nested_group, nested_group, group]
expect(nested_group.self_and_ancestors(hierarchy_order: :asc)).to eq [nested_group, group]
expect(group.self_and_ancestors(hierarchy_order: :asc)).to eq([group])
end
end
context 'with desc hierarchy_order' do
it 'returns the correct ancestors' do
expect(very_deep_nested_group.self_and_ancestors(hierarchy_order: :desc)).to eq [group, nested_group, deep_nested_group, very_deep_nested_group]
expect(deep_nested_group.self_and_ancestors(hierarchy_order: :desc)).to eq [group, nested_group, deep_nested_group]
expect(nested_group.self_and_ancestors(hierarchy_order: :desc)).to eq [group, nested_group]
expect(group.self_and_ancestors(hierarchy_order: :desc)).to eq([group])
end
end
describe '#recursive_self_and_ancestors' do
let_it_be(:groups) { [nested_group, deep_nested_group, very_deep_nested_group] }
it_behaves_like 'recursive version', :self_and_ancestors
end
end
describe '#self_and_ancestor_ids' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.self_and_ancestor_ids).to contain_exactly(group.id, nested_group.id, deep_nested_group.id, very_deep_nested_group.id)
expect(deep_nested_group.self_and_ancestor_ids).to contain_exactly(group.id, nested_group.id, deep_nested_group.id)
expect(nested_group.self_and_ancestor_ids).to contain_exactly(group.id, nested_group.id)
expect(group.self_and_ancestor_ids).to contain_exactly(group.id)
end
context 'with asc hierarchy_order' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.self_and_ancestor_ids(hierarchy_order: :asc)).to eq [very_deep_nested_group.id, deep_nested_group.id, nested_group.id, group.id]
expect(deep_nested_group.self_and_ancestor_ids(hierarchy_order: :asc)).to eq [deep_nested_group.id, nested_group.id, group.id]
expect(nested_group.self_and_ancestor_ids(hierarchy_order: :asc)).to eq [nested_group.id, group.id]
expect(group.self_and_ancestor_ids(hierarchy_order: :asc)).to eq([group.id])
end
end
context 'with desc hierarchy_order' do
it 'returns the correct ancestor ids' do
expect(very_deep_nested_group.self_and_ancestor_ids(hierarchy_order: :desc)).to eq [group.id, nested_group.id, deep_nested_group.id, very_deep_nested_group.id]
expect(deep_nested_group.self_and_ancestor_ids(hierarchy_order: :desc)).to eq [group.id, nested_group.id, deep_nested_group.id]
expect(nested_group.self_and_ancestor_ids(hierarchy_order: :desc)).to eq [group.id, nested_group.id]
expect(group.self_and_ancestor_ids(hierarchy_order: :desc)).to eq([group.id])
end
end
describe '#recursive_self_and_ancestor_ids' do
let_it_be(:groups) { [nested_group, deep_nested_group, very_deep_nested_group] }
it_behaves_like 'recursive version', :self_and_ancestor_ids
end
end
describe '#descendants' do
let!(:another_group) { create(:group) }
let!(:another_group_nested) { create(:group, parent: another_group) }
it 'returns the correct descendants' do
expect(very_deep_nested_group.descendants.to_a).to eq([])
expect(deep_nested_group.descendants.to_a).to include(very_deep_nested_group)
expect(nested_group.descendants.to_a).to include(deep_nested_group, very_deep_nested_group)
expect(group.descendants.to_a).to include(nested_group, deep_nested_group, very_deep_nested_group)
end
describe '#recursive_descendants' do
it_behaves_like 'recursive version', :descendants
end
end
describe '#self_and_descendants' do
let!(:another_group) { create(:group) }
let!(:another_group_nested) { create(:group, parent: another_group) }
it 'returns the correct descendants' do
expect(very_deep_nested_group.self_and_descendants).to contain_exactly(very_deep_nested_group)
expect(deep_nested_group.self_and_descendants).to contain_exactly(deep_nested_group, very_deep_nested_group)
expect(nested_group.self_and_descendants).to contain_exactly(nested_group, deep_nested_group, very_deep_nested_group)
expect(group.self_and_descendants).to contain_exactly(group, nested_group, deep_nested_group, very_deep_nested_group)
end
describe '#recursive_self_and_descendants' do
let_it_be(:groups) { [group, nested_group, deep_nested_group] }
it_behaves_like 'recursive version', :self_and_descendants
end
end
describe '#self_and_descendant_ids' do
subject { group.self_and_descendant_ids.pluck(:id) }
it { is_expected.to contain_exactly(group.id, nested_group.id, deep_nested_group.id, very_deep_nested_group.id) }
describe '#recursive_self_and_descendant_ids' do
it_behaves_like 'recursive version', :self_and_descendant_ids
end
end
end
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