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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe GroupChildSerializer do
let(:request) { double('request') }
let(:user) { create(:user) }
subject(:serializer) { described_class.new(current_user: user) }
describe '#represent' do
context 'for groups' do
it 'can render a single group' do
expect(serializer.represent(build(:group))).to be_kind_of(Hash)
end
it 'can render a collection of groups' do
expect(serializer.represent(build_list(:group, 2))).to be_kind_of(Array)
end
end
context 'with a hierarchy' do
let(:parent) { create(:group) }
subject(:serializer) do
described_class.new(current_user: user).expand_hierarchy(parent)
end
it 'expands the subgroups' do
subgroup = create(:group, parent: parent)
subsub_group = create(:group, parent: subgroup)
json = serializer.represent([subgroup, subsub_group]).first
subsub_group_json = json[:children].first
expect(json[:id]).to eq(subgroup.id)
expect(subsub_group_json).not_to be_nil
expect(subsub_group_json[:id]).to eq(subsub_group.id)
end
it 'can render a nested tree' do
subgroup1 = create(:group, parent: parent)
subsub_group1 = create(:group, parent: subgroup1)
subgroup2 = create(:group, parent: parent)
json = serializer.represent([subgroup1, subsub_group1, subgroup1, subgroup2])
subgroup1_json = json.first
subsub_group1_json = subgroup1_json[:children].first
expect(json.size).to eq(2)
expect(subgroup1_json[:id]).to eq(subgroup1.id)
expect(subsub_group1_json[:id]).to eq(subsub_group1.id)
end
context 'without a specified parent' do
subject(:serializer) do
described_class.new(current_user: user).expand_hierarchy
end
it 'can render a tree' do
subgroup = create(:group, parent: parent)
json = serializer.represent([parent, subgroup])
parent_json = json.first
expect(parent_json[:id]).to eq(parent.id)
expect(parent_json[:children].first[:id]).to eq(subgroup.id)
end
end
end
context 'for projects' do
it 'can render a single project' do
expect(serializer.represent(build(:project))).to be_kind_of(Hash)
end
it 'can render a collection of projects' do
expect(serializer.represent(build_list(:project, 2))).to be_kind_of(Array)
end
context 'with a hierarchy' do
let(:parent) { create(:group) }
subject(:serializer) do
described_class.new(current_user: user).expand_hierarchy(parent)
end
it 'can render a nested tree' do
subgroup1 = create(:group, parent: parent)
project1 = create(:project, namespace: subgroup1)
subgroup2 = create(:group, parent: parent)
project2 = create(:project, namespace: subgroup2)
json = serializer.represent([project1, project2, subgroup1, subgroup2])
project1_json, project2_json = json.map { |group_json| group_json[:children].first }
expect(json.size).to eq(2)
expect(project1_json[:id]).to eq(project1.id)
expect(project2_json[:id]).to eq(project2.id)
end
it 'returns an array when an array of a single instance was given' do
project = create(:project, namespace: parent)
json = serializer.represent([project])
expect(json).to be_kind_of(Array)
expect(json.size).to eq(1)
end
end
end
end
end
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