mastodon/spec/lib/translation_service/deepl_spec.rb

100 lines
4 KiB
Ruby

# frozen_string_literal: true
require 'rails_helper'
RSpec.describe TranslationService::DeepL do
subject(:service) { described_class.new(plan, 'my-api-key') }
let(:plan) { 'advanced' }
before do
%w(api-free.deepl.com api.deepl.com).each do |host|
stub_request(:get, "https://#{host}/v2/languages?type=source").to_return(
body: '[{"language":"EN","name":"English"},{"language":"UK","name":"Ukrainian"}]'
)
stub_request(:get, "https://#{host}/v2/languages?type=target").to_return(
body: '[{"language":"EN-GB","name":"English (British)"},{"language":"ZH","name":"Chinese"}]'
)
end
end
describe '#translate' do
it 'returns translation with specified source language' do
stub_request(:post, 'https://api.deepl.com/v2/translate')
.with(body: 'text=Hasta+la+vista&source_lang=ES&target_lang=en&tag_handling=html')
.to_return(body: '{"translations":[{"detected_source_language":"ES","text":"See you soon"}]}')
translations = service.translate(['Hasta la vista'], 'es', 'en')
expect(translations.size).to eq 1
translation = translations.first
expect(translation.detected_source_language).to eq 'es'
expect(translation.provider).to eq 'DeepL.com'
expect(translation.text).to eq 'See you soon'
end
it 'returns translation with auto-detected source language' do
stub_request(:post, 'https://api.deepl.com/v2/translate')
.with(body: 'text=Guten+Tag&source_lang&target_lang=en&tag_handling=html')
.to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good morning"}]}')
translations = service.translate(['Guten Tag'], nil, 'en')
expect(translations.size).to eq 1
translation = translations.first
expect(translation.detected_source_language).to eq 'de'
expect(translation.provider).to eq 'DeepL.com'
expect(translation.text).to eq 'Good morning'
end
it 'returns translation of multiple texts' do
stub_request(:post, 'https://api.deepl.com/v2/translate')
.with(body: 'text=Guten+Morgen&text=Gute+Nacht&source_lang=DE&target_lang=en&tag_handling=html')
.to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good morning"},{"detected_source_language":"DE","text":"Good night"}]}')
translations = service.translate(['Guten Morgen', 'Gute Nacht'], 'de', 'en')
expect(translations.size).to eq 2
expect(translations.first.text).to eq 'Good morning'
expect(translations.last.text).to eq 'Good night'
end
end
describe '#languages' do
it 'returns source languages' do
expect(service.languages.keys).to eq [nil, 'en', 'uk']
end
it 'returns target languages for each source language' do
expect(service.languages['en']).to eq %w(pt en-GB zh)
expect(service.languages['uk']).to eq %w(en pt en-GB zh)
end
it 'returns target languages for auto-detection' do
expect(service.languages[nil]).to eq %w(en pt en-GB zh)
end
end
describe 'the paid and free plan api hostnames' do
before do
service.languages
end
context 'without a plan set' do
it 'uses paid plan base URL and sends an API key' do
expect(a_request(:get, 'https://api.deepl.com/v2/languages?type=source').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
expect(a_request(:get, 'https://api.deepl.com/v2/languages?type=target').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
end
end
context 'with the free plan' do
let(:plan) { 'free' }
it 'uses free plan base URL and sends an API key' do
expect(a_request(:get, 'https://api-free.deepl.com/v2/languages?type=source').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
expect(a_request(:get, 'https://api-free.deepl.com/v2/languages?type=target').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
end
end
end
end