gitlab-org--gitlab-foss/spec/lib/banzai/object_renderer_spec.rb

146 lines
4.3 KiB
Ruby

require 'spec_helper'
describe Banzai::ObjectRenderer do
let(:project) { create(:empty_project) }
let(:user) { project.owner }
describe '#render' do
it 'renders and redacts an Array of objects' do
renderer = described_class.new(project, user)
object = double(:object, note: 'hello', note_html: nil)
expect(renderer).to receive(:render_objects).with([object], :note).
and_call_original
expect(renderer).to receive(:redact_documents).
with(an_instance_of(Array)).
and_call_original
expect(object).to receive(:note_html=).with('<p>hello</p>')
expect(object).to receive(:user_visible_reference_count=).with(0)
renderer.render([object], :note)
end
end
describe '#render_objects' do
it 'renders an Array of objects' do
object = double(:object, note: 'hello')
renderer = described_class.new(project, user)
expect(renderer).to receive(:render_attributes).with([object], :note).
and_call_original
rendered = renderer.render_objects([object], :note)
expect(rendered).to be_an_instance_of(Array)
expect(rendered[0]).to be_an_instance_of(Nokogiri::HTML::DocumentFragment)
end
end
describe '#redact_documents' do
it 'redacts a set of documents and returns them as an Array of Hashes' do
doc = Nokogiri::HTML.fragment('<p>hello</p>')
renderer = described_class.new(project, user)
expect_any_instance_of(Banzai::Redactor).to receive(:redact).
with([doc]).
and_call_original
redacted = renderer.redact_documents([doc])
expect(redacted.count).to eq(1)
expect(redacted.first[:visible_reference_count]).to eq(0)
expect(redacted.first[:document].to_html).to eq('<p>hello</p>')
end
end
describe '#context_for' do
let(:object) { double(:object, note: 'hello') }
let(:renderer) { described_class.new(project, user) }
it 'returns a Hash' do
expect(renderer.context_for(object, :note)).to be_an_instance_of(Hash)
end
it 'includes the cache key' do
context = renderer.context_for(object, :note)
expect(context[:cache_key]).to eq([object, :note])
end
context 'when the object responds to "author"' do
it 'includes the author in the context' do
expect(object).to receive(:author).and_return('Alice')
context = renderer.context_for(object, :note)
expect(context[:author]).to eq('Alice')
end
end
context 'when the object does not respond to "author"' do
it 'does not include the author in the context' do
context = renderer.context_for(object, :note)
expect(context.key?(:author)).to eq(false)
end
end
end
describe '#render_attributes' do
it 'renders the attribute of a list of objects' do
objects = [double(:doc, note: 'hello'), double(:doc, note: 'bye')]
renderer = described_class.new(project, user, pipeline: :note)
expect(Banzai).to receive(:cache_collection_render).
with([
{ text: 'hello', context: renderer.context_for(objects[0], :note) },
{ text: 'bye', context: renderer.context_for(objects[1], :note) }
]).
and_call_original
docs = renderer.render_attributes(objects, :note)
expect(docs[0]).to be_an_instance_of(Nokogiri::HTML::DocumentFragment)
expect(docs[0].to_html).to eq('<p>hello</p>')
expect(docs[1]).to be_an_instance_of(Nokogiri::HTML::DocumentFragment)
expect(docs[1].to_html).to eq('<p>bye</p>')
end
it 'returns when no objects to render' do
objects = []
renderer = described_class.new(project, user, pipeline: :note)
expect(Banzai).to receive(:cache_collection_render).
with([]).
and_call_original
expect(renderer.render_attributes(objects, :note)).to eq([])
end
end
describe '#base_context' do
let(:context) do
described_class.new(project, user, pipeline: :note).base_context
end
it 'returns a Hash' do
expect(context).to be_an_instance_of(Hash)
end
it 'includes the custom attributes' do
expect(context[:pipeline]).to eq(:note)
end
it 'includes the current user' do
expect(context[:current_user]).to eq(user)
end
it 'includes the current project' do
expect(context[:project]).to eq(project)
end
end
end