gitlab-org--gitlab-foss/spec/models/design_management/version_spec.rb

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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe DesignManagement::Version do
let_it_be(:issue) { create(:issue) }
describe 'relations' do
it { is_expected.to have_many(:actions) }
it { is_expected.to have_many(:designs).through(:actions) }
it 'constrains the designs relation correctly' do
design = create(:design)
version = create(:design_version, designs: [design])
expect { version.designs << design }.to raise_error(ActiveRecord::RecordNotUnique)
end
it 'allows adding multiple versions to a single design' do
design = create(:design)
versions = create_list(:design_version, 2)
expect { versions.each { |v| design.versions << v } }
.not_to raise_error
end
end
describe 'validations' do
subject(:design_version) { build(:design_version) }
it { is_expected.to be_valid }
it { is_expected.to validate_presence_of(:author) }
it { is_expected.to validate_presence_of(:sha) }
it { is_expected.to validate_presence_of(:designs) }
it { is_expected.to validate_presence_of(:issue_id) }
it { is_expected.to validate_uniqueness_of(:sha).scoped_to(:issue_id).case_insensitive }
end
describe "scopes" do
let_it_be(:version_1) { create(:design_version) }
let_it_be(:version_2) { create(:design_version) }
describe ".for_designs" do
it "only returns versions related to the specified designs" do
_other_version = create(:design_version)
designs = [create(:design, versions: [version_1]),
create(:design, versions: [version_2])]
expect(described_class.for_designs(designs))
.to contain_exactly(version_1, version_2)
end
end
describe '.earlier_or_equal_to' do
it 'only returns versions created earlier or later than the given version' do
expect(described_class.earlier_or_equal_to(version_1)).to eq([version_1])
expect(described_class.earlier_or_equal_to(version_2)).to contain_exactly(version_1, version_2)
end
it 'can be passed either a DesignManagement::Version or an ID' do
[version_1, version_1.id].each do |arg|
expect(described_class.earlier_or_equal_to(arg)).to eq([version_1])
end
end
end
describe '.by_sha' do
it 'can find versions by sha' do
[version_1, version_2].each do |version|
expect(described_class.by_sha(version.sha)).to contain_exactly(version)
end
end
end
end
describe ".create_for_designs" do
def current_version_id(design)
design.send(:head_version).try(:id)
end
def as_actions(designs, action = :create)
designs.map do |d|
DesignManagement::DesignAction.new(d, action, action == :delete ? nil : :content)
end
end
let_it_be(:author) { create(:user) }
let_it_be(:design_a) { create(:design, issue: issue) }
let_it_be(:design_b) { create(:design, issue: issue) }
let_it_be(:designs) { [design_a, design_b] }
describe 'the error raised when there are no actions' do
let_it_be(:sha) { 'f00' }
def call_with_empty_actions
described_class.create_for_designs([], sha, author)
end
it 'raises CouldNotCreateVersion' do
expect { call_with_empty_actions }
.to raise_error(described_class::CouldNotCreateVersion)
end
it 'has an appropriate cause' do
expect { call_with_empty_actions }
.to raise_error(have_attributes(cause: ActiveRecord::RecordInvalid))
end
it 'provides extra data sentry can consume' do
extra_info = a_hash_including(sha: sha)
expect { call_with_empty_actions }
.to raise_error(have_attributes(sentry_extra_data: extra_info))
end
end
describe 'the error raised when the designs come from different issues' do
let_it_be(:sha) { 'f00' }
let_it_be(:designs) { create_list(:design, 2) }
let_it_be(:actions) { as_actions(designs) }
def call_with_mismatched_designs
described_class.create_for_designs(actions, sha, author)
end
it 'raises CouldNotCreateVersion' do
expect { call_with_mismatched_designs }
.to raise_error(described_class::CouldNotCreateVersion)
end
it 'has an appropriate cause' do
expect { call_with_mismatched_designs }
.to raise_error(have_attributes(cause: described_class::NotSameIssue))
end
it 'provides extra data sentry can consume' do
extra_info = a_hash_including(design_ids: designs.map(&:id))
expect { call_with_mismatched_designs }
.to raise_error(have_attributes(sentry_extra_data: extra_info))
end
end
it 'does not leave invalid versions around if creation fails' do
expect do
described_class.create_for_designs([], 'abcdef', author) rescue nil
end.not_to change { described_class.count }
end
it 'does not leave orphaned design-versions around if creation fails' do
actions = as_actions(designs)
expect do
described_class.create_for_designs(actions, '', author) rescue nil
end.not_to change { DesignManagement::Action.count }
end
it 'creates a version and links it to multiple designs' do
actions = as_actions(designs, :create)
version = described_class.create_for_designs(actions, 'abc', author)
expect(version.designs).to contain_exactly(*designs)
expect(designs.map(&method(:current_version_id))).to all(eq version.id)
end
it 'creates designs if they are new to git' do
actions = as_actions(designs, :create)
described_class.create_for_designs(actions, 'abc', author)
expect(designs.map(&:most_recent_action)).to all(be_creation)
end
it 'correctly associates the version with the issue' do
actions = as_actions(designs)
version = described_class.create_for_designs(actions, 'abc', author)
expect(version.issue).to eq(issue)
end
it 'correctly associates the version with the author' do
actions = as_actions(designs)
version = described_class.create_for_designs(actions, 'abc', author)
expect(version.author).to eq(author)
end
it 'modifies designs if git updated them' do
actions = as_actions(designs, :update)
described_class.create_for_designs(actions, 'abc', author)
expect(designs.map(&:most_recent_action)).to all(be_modification)
end
it 'deletes designs when the git action was delete' do
actions = as_actions(designs, :delete)
described_class.create_for_designs(actions, 'def', author)
expect(designs).to all(be_deleted)
end
it 're-creates designs if they are deleted' do
described_class.create_for_designs(as_actions(designs, :create), 'abc', author)
described_class.create_for_designs(as_actions(designs, :delete), 'def', author)
expect(designs).to all(be_deleted)
described_class.create_for_designs(as_actions(designs, :create), 'ghi', author)
expect(designs.map(&:most_recent_action)).to all(be_creation)
expect(designs).not_to include(be_deleted)
end
it 'changes the version of the designs' do
actions = as_actions([design_a])
described_class.create_for_designs(actions, 'before', author)
expect do
described_class.create_for_designs(actions, 'after', author)
end.to change { current_version_id(design_a) }
end
end
describe '#designs_by_event' do
context 'there is a single design' do
let_it_be(:design) { create(:design) }
shared_examples :a_correctly_categorised_design do |kind, category|
let_it_be(:version) { create(:design_version, kind => [design]) }
it 'returns a hash with a single key and the single design in that bucket' do
expect(version.designs_by_event).to eq(category => [design])
end
end
it_behaves_like :a_correctly_categorised_design, :created_designs, 'creation'
it_behaves_like :a_correctly_categorised_design, :modified_designs, 'modification'
it_behaves_like :a_correctly_categorised_design, :deleted_designs, 'deletion'
end
context 'there are a bunch of different designs in a variety of states' do
let_it_be(:version) do
create(:design_version,
created_designs: create_list(:design, 3),
modified_designs: create_list(:design, 4),
deleted_designs: create_list(:design, 5))
end
it 'puts them in the right buckets' do
expect(version.designs_by_event).to match(
a_hash_including(
'creation' => have_attributes(size: 3),
'modification' => have_attributes(size: 4),
'deletion' => have_attributes(size: 5)
)
)
end
it 'does not suffer from N+1 queries' do
version.designs.map(&:id) # we don't care about the set-up queries
expect { version.designs_by_event }.not_to exceed_query_limit(2)
end
end
end
describe '#author' do
it 'returns the author' do
author = build(:user)
version = build(:design_version, author: author)
expect(version.author).to eq(author)
end
it 'returns nil if author_id is nil and version is not persisted' do
version = build(:design_version, author: nil)
expect(version.author).to eq(nil)
end
it 'retrieves author from the Commit if author_id is nil and version has been persisted' do
author = create(:user)
version = create(:design_version, :committed, author: author)
author.destroy
version.reload
commit = version.issue.project.design_repository.commit(version.sha)
commit_user = create(:user, email: commit.author_email, name: commit.author_name)
expect(version.author_id).to eq(nil)
expect(version.author).to eq(commit_user)
end
end
describe '#diff_refs' do
let(:project) { issue.project }
before do
expect(project.design_repository).to receive(:commit)
.once
.with(sha)
.and_return(commit)
end
subject { create(:design_version, issue: issue, sha: sha) }
context 'there is a commit in the repo by the SHA' do
let(:commit) { build(:commit) }
let(:sha) { commit.id }
it { is_expected.to have_attributes(diff_refs: commit.diff_refs) }
it 'memoizes calls to #diff_refs' do
expect(subject.diff_refs).to eq(subject.diff_refs)
end
end
context 'there is no commit in the repo by the SHA' do
let(:commit) { nil }
let(:sha) { Digest::SHA1.hexdigest("points to nothing") }
it { is_expected.to have_attributes(diff_refs: be_nil) }
end
end
describe '#reset' do
subject { create(:design_version, issue: issue) }
it 'removes memoized values' do
expect(subject).to receive(:commit).twice.and_return(nil)
subject.diff_refs
subject.diff_refs
subject.reset
subject.diff_refs
subject.diff_refs
end
end
end