demarches-normaliennes/spec/services/faqs_loader_service_spec.rb
2024-08-22 09:26:48 +02:00

103 lines
3.5 KiB
Ruby

# frozen_string_literal: true
require 'rails_helper'
RSpec.describe FAQsLoaderService do
let(:substitutions) { { application_name: "demarches.gouv.fr", application_base_url: APPLICATION_BASE_URL, contact_email: CONTACT_EMAIL } }
let(:service) { FAQsLoaderService.new(substitutions) }
context "behavior with stubbed markdown files" do
before do
allow(Dir).to receive(:glob).and_return(['path/to/faq1.md', 'path/to/faq2.md'])
# Mock File.read calls to fake md files
# but call original otherwise (rspec or debuggning uses File.read to load some files)
allow(File).to receive(:read).and_wrap_original do |original_method, *args|
case args.first
when 'path/to/faq1.md'
<<~MD
---
title: FAQ1
slug: faq1
category: usager
subcategory: account
---
Welcome to %{application_name}
MD
when 'path/to/faq2.md'
<<~MD
---
title: FAQ2
slug: faq2
category: admin
subcategory: general
---
This is for %{application_base_url}
MD
else
original_method.call(*args)
end
end
end
describe '#find' do
it 'returns a file with variable substitutions' do
expect(service.find('usager/faq1').content).to include('Welcome to demarches.gouv.fr')
end
it 'caches file readings', caching: true do
service # this load paths, and create a first hit on file
expect(File).to have_received(:read).with('path/to/faq1.md').exactly(1).times
2.times {
service.find('usager/faq1')
expect(File).to have_received(:read).with('path/to/faq1.md').exactly(2).times
}
# depends on substitutions and re-hit files
service = FAQsLoaderService.new(substitutions.merge(application_name: "other name"))
expect(File).to have_received(:read).with('path/to/faq1.md').exactly(3).times
service.find('usager/faq1')
expect(File).to have_received(:read).with('path/to/faq1.md').exactly(4).times
end
end
describe '#all' do
it 'returns all FAQs' do
expect(service.all).to eq({
"usager" => { "account" => [{ category: "usager", file_path: "path/to/faq1.md", slug: "faq1", subcategory: "account", title: "FAQ1" }] },
"admin" => { "general" => [{ category: "admin", file_path: "path/to/faq2.md", slug: "faq2", subcategory: "general", title: "FAQ2" }] }
})
end
it 'caches file readings', caching: true do
2.times {
service = FAQsLoaderService.new(substitutions)
service.all
expect(Dir).to have_received(:glob).once
}
# depends on substitutions
service = FAQsLoaderService.new(substitutions.merge(application_name: "other name"))
service.all
expect(Dir).to have_received(:glob).twice
end
end
describe '#faqs_for_category' do
it 'returns FAQs grouped by subcategory for a given category' do
result = service.faqs_for_category('usager')
expect(result).to eq({
'account' => [{ category: 'usager', subcategory: 'account', title: 'FAQ1', slug: 'faq1', file_path: 'path/to/faq1.md' }]
})
end
end
end
context "with actual files" do
it 'load, perform substitutions and returns all FAQs' do
expect(service.all.keys).to match_array(["administrateur", "instructeur", "usager"])
end
end
end