gitlab-org--gitlab-foss/spec/presenters/packages/npm/package_presenter_spec.rb

108 lines
4.8 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe ::Packages::Npm::PackagePresenter do
let_it_be(:project) { create(:project) }
let_it_be(:package_name) { "@#{project.root_namespace.path}/test" }
let_it_be(:package1) { create(:npm_package, version: '2.0.4', project: project, name: package_name) }
let_it_be(:package2) { create(:npm_package, version: '2.0.6', project: project, name: package_name) }
let_it_be(:latest_package) { create(:npm_package, version: '2.0.11', project: project, name: package_name) }
let(:packages) { project.packages.npm.with_name(package_name).last_of_each_version }
let(:presenter) { described_class.new(package_name, packages) }
describe '#versions' do
subject { presenter.versions }
context 'for packages without dependencies' do
it { is_expected.to be_a(Hash) }
it { expect(subject[package1.version].with_indifferent_access).to match_schema('public_api/v4/packages/npm_package_version') }
it { expect(subject[package2.version].with_indifferent_access).to match_schema('public_api/v4/packages/npm_package_version') }
::Packages::DependencyLink.dependency_types.keys.each do |dependency_type|
it { expect(subject.dig(package1.version, dependency_type)).to be nil }
it { expect(subject.dig(package2.version, dependency_type)).to be nil }
end
it 'avoids N+1 database queries' do
check_n_plus_one(:versions) do
create_list(:npm_package, 5, project: project, name: package_name)
end
end
end
context 'for packages with dependencies' do
::Packages::DependencyLink.dependency_types.keys.each do |dependency_type|
let_it_be("package_dependency_link_for_#{dependency_type}") { create(:packages_dependency_link, package: package1, dependency_type: dependency_type) }
end
it { is_expected.to be_a(Hash) }
it { expect(subject[package1.version].with_indifferent_access).to match_schema('public_api/v4/packages/npm_package_version') }
it { expect(subject[package2.version].with_indifferent_access).to match_schema('public_api/v4/packages/npm_package_version') }
::Packages::DependencyLink.dependency_types.keys.each do |dependency_type|
it { expect(subject.dig(package1.version, dependency_type.to_s)).to be_any }
end
it 'avoids N+1 database queries' do
check_n_plus_one(:versions) do
create_list(:npm_package, 5, project: project, name: package_name).each do |npm_package|
::Packages::DependencyLink.dependency_types.keys.each do |dependency_type|
create(:packages_dependency_link, package: npm_package, dependency_type: dependency_type)
end
end
end
end
end
end
describe '#dist_tags' do
subject { presenter.dist_tags }
context 'for packages without tags' do
it { is_expected.to be_a(Hash) }
it { expect(subject["latest"]).to eq(latest_package.version) }
it 'avoids N+1 database queries' do
check_n_plus_one(:dist_tags) do
create_list(:npm_package, 5, project: project, name: package_name)
end
end
end
context 'for packages with tags' do
let_it_be(:package_tag1) { create(:packages_tag, package: package1, name: 'release_a') }
let_it_be(:package_tag2) { create(:packages_tag, package: package1, name: 'test_release') }
let_it_be(:package_tag3) { create(:packages_tag, package: package2, name: 'release_b') }
let_it_be(:package_tag4) { create(:packages_tag, package: latest_package, name: 'release_c') }
let_it_be(:package_tag5) { create(:packages_tag, package: latest_package, name: 'latest') }
it { is_expected.to be_a(Hash) }
it { expect(subject[package_tag1.name]).to eq(package1.version) }
it { expect(subject[package_tag2.name]).to eq(package1.version) }
it { expect(subject[package_tag3.name]).to eq(package2.version) }
it { expect(subject[package_tag4.name]).to eq(latest_package.version) }
it { expect(subject[package_tag5.name]).to eq(latest_package.version) }
it 'avoids N+1 database queries' do
check_n_plus_one(:dist_tags) do
create_list(:npm_package, 5, project: project, name: package_name).each_with_index do |npm_package, index|
create(:packages_tag, package: npm_package, name: "tag_#{index}")
end
end
end
end
end
def check_n_plus_one(field)
pkgs = project.packages.npm.with_name(package_name).last_of_each_version.preload_files
control = ActiveRecord::QueryRecorder.new { described_class.new(package_name, pkgs).public_send(field) }
yield
pkgs = project.packages.npm.with_name(package_name).last_of_each_version.preload_files
expect { described_class.new(package_name, pkgs).public_send(field) }.not_to exceed_query_limit(control)
end
end