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

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require 'spec_helper'
describe Banzai::Renderer do
def fake_object(fresh:)
object = double('object')
allow(object).to receive(:cached_html_up_to_date?).with(:field).and_return(fresh)
allow(object).to receive(:cached_html_for).with(:field).and_return('field_html')
object
end
describe '#render_field' do
let(:renderer) { described_class }
subject { renderer.render_field(object, :field) }
context 'with a stale cache' do
let(:object) { fake_object(fresh: false) }
it 'caches and returns the result' do
expect(object).to receive(:refresh_markdown_cache!).with(do_update: true)
is_expected.to eq('field_html')
end
end
context 'with an up-to-date cache' do
let(:object) { fake_object(fresh: true) }
it 'uses the cache' do
expect(object).to receive(:refresh_markdown_cache!).never
is_expected.to eq('field_html')
end
end
end
end