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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Banzai::ReferenceParser::CommitParser do
include ReferenceParserHelpers
let(:project) { create(:project, :public) }
let(:user) { create(:user) }
subject { described_class.new(Banzai::RenderContext.new(project, user)) }
let(:link) { empty_html_link }
describe '#nodes_visible_to_user' do
context 'when the link has a data-project attribute' do
before do
link['data-project'] = project.id.to_s
end
it_behaves_like "referenced feature visibility", "repository"
it 'includes the link if can_read_reference? returns true' do
expect(subject).to receive(:can_read_reference?).with(user, project, link).and_return(true)
expect(subject.nodes_visible_to_user(user, [link])).to contain_exactly(link)
end
it 'excludes the link if can_read_reference? returns false' do
expect(subject).to receive(:can_read_reference?).with(user, project, link).and_return(false)
expect(subject.nodes_visible_to_user(user, [link])).to be_empty
end
end
context 'when the link does not have a data-project attribute' do
it 'returns the nodes' do
expect(subject.nodes_visible_to_user(user, [link])).to eq([link])
end
end
end
describe '#referenced_by' do
context 'when the link has a data-project attribute' do
before do
link['data-project'] = project.id.to_s
end
context 'when the link has a data-commit attribute' do
before do
link['data-commit'] = '123'
end
it 'returns an Array of commits' do
commit = double(:commit)
allow_next_instance_of(Project) do |instance|
allow(instance).to receive(:valid_repo?).and_return(true)
end
expect(subject).to receive(:find_commits)
.with(project, ['123'])
.and_return([commit])
expect(subject.referenced_by([link])).to eq([commit])
end
it 'returns an empty Array when the commit could not be found' do
allow_next_instance_of(Project) do |instance|
allow(instance).to receive(:valid_repo?).and_return(true)
end
expect(subject).to receive(:find_commits)
.with(project, ['123'])
.and_return([])
expect(subject.referenced_by([link])).to eq([])
end
it 'skips projects without valid repositories' do
allow_next_instance_of(Project) do |instance|
allow(instance).to receive(:valid_repo?).and_return(false)
end
expect(subject.referenced_by([link])).to eq([])
end
end
context 'when the link does not have a data-commit attribute' do
it 'returns an empty Array' do
allow_next_instance_of(Project) do |instance|
allow(instance).to receive(:valid_repo?).and_return(true)
end
expect(subject.referenced_by([link])).to eq([])
end
end
end
context 'when the link does not have a data-project attribute' do
it 'returns an empty Array' do
allow_next_instance_of(Project) do |instance|
allow(instance).to receive(:valid_repo?).and_return(true)
end
expect(subject.referenced_by([link])).to eq([])
end
end
end
describe '#commit_ids_per_project' do
before do
link['data-project'] = project.id.to_s
end
it 'returns a Hash containing commit IDs per project' do
link['data-commit'] = '123'
hash = subject.commit_ids_per_project([link])
expect(hash).to be_an_instance_of(Hash)
expect(hash[project.id].to_a).to eq(['123'])
end
it 'does not add a project when the data-commit attribute is empty' do
hash = subject.commit_ids_per_project([link])
expect(hash).to be_empty
end
end
describe '#find_commits' do
it 'returns an Array of commit objects' do
commit = double(:commit)
expect(project).to receive(:commit).with('123').and_return(commit)
expect(project).to receive(:valid_repo?).and_return(true)
expect(subject.find_commits(project, %w{123})).to eq([commit])
end
it 'skips commit IDs for which no commit could be found' do
expect(project).to receive(:commit).with('123').and_return(nil)
expect(project).to receive(:valid_repo?).and_return(true)
expect(subject.find_commits(project, %w{123})).to eq([])
end
end
context 'when checking commits on another projects', :request_store do
let!(:control_links) do
[commit_link]
end
let!(:actual_links) do
control_links + [commit_link, commit_link]
end
def commit_link
project = create(:project, :repository, :public)
Nokogiri::HTML.fragment(%(<a data-commit="#{project.commit.id}" data-project="#{project.id}"></a>)).children[0]
end
it_behaves_like 'no project N+1 queries'
end
end
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