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101 lines
3.5 KiB
101 lines
3.5 KiB
2 years ago
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# frozen_string_literal: true
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require 'rails_helper'
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RSpec.describe TranslationService::DeepL do
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subject(:service) { described_class.new(plan, 'my-api-key') }
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let(:plan) { 'advanced' }
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before do
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stub_request(:get, 'https://api.deepl.com/v2/languages?type=source').to_return(
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body: '[{"language":"EN","name":"English"},{"language":"UK","name":"Ukrainian"}]'
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)
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stub_request(:get, 'https://api.deepl.com/v2/languages?type=target').to_return(
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body: '[{"language":"EN-GB","name":"English (British)"},{"language":"ZH","name":"Chinese"}]'
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)
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end
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describe '#supported?' do
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it 'supports included languages as source and target languages' do
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expect(service.supported?('uk', 'en')).to be true
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end
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it 'supports auto-detecting source language' do
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expect(service.supported?(nil, 'en')).to be true
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end
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it 'supports "en" and "pt" as target languages though not included in language list' do
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expect(service.supported?('uk', 'en')).to be true
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expect(service.supported?('uk', 'pt')).to be true
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end
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it 'does not support non-included language as target language' do
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expect(service.supported?('uk', 'nl')).to be false
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end
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it 'does not support non-included language as source language' do
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expect(service.supported?('da', 'en')).to be false
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end
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end
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describe '#translate' do
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it 'returns translation with specified source language' do
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stub_request(:post, 'https://api.deepl.com/v2/translate')
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.with(body: 'text=Hasta+la+vista&source_lang=ES&target_lang=en&tag_handling=html')
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.to_return(body: '{"translations":[{"detected_source_language":"ES","text":"See you soon"}]}')
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translation = service.translate('Hasta la vista', 'es', 'en')
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expect(translation.detected_source_language).to eq 'es'
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expect(translation.provider).to eq 'DeepL.com'
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expect(translation.text).to eq 'See you soon'
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end
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it 'returns translation with auto-detected source language' do
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stub_request(:post, 'https://api.deepl.com/v2/translate')
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.with(body: 'text=Guten+Tag&source_lang&target_lang=en&tag_handling=html')
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.to_return(body: '{"translations":[{"detected_source_language":"DE","text":"Good Morning"}]}')
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translation = service.translate('Guten Tag', nil, 'en')
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expect(translation.detected_source_language).to eq 'de'
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expect(translation.provider).to eq 'DeepL.com'
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expect(translation.text).to eq 'Good Morning'
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end
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end
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describe '#languages?' do
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it 'returns source languages' do
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expect(service.send(:languages, 'source')).to eq ['en', 'uk', nil]
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end
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it 'returns target languages' do
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expect(service.send(:languages, 'target')).to eq %w(en-gb zh en pt)
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end
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end
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describe '#request' do
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before do
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stub_request(:any, //)
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# rubocop:disable Lint/EmptyBlock
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service.send(:request, :get, '/v2/languages') { |res| }
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# rubocop:enable Lint/EmptyBlock
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end
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it 'uses paid plan base URL' do
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expect(a_request(:get, 'https://api.deepl.com/v2/languages')).to have_been_made.once
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end
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context 'with free plan' do
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let(:plan) { 'free' }
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it 'uses free plan base URL' do
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expect(a_request(:get, 'https://api-free.deepl.com/v2/languages')).to have_been_made.once
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end
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end
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it 'sends API key' do
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expect(a_request(:get, 'https://api.deepl.com/v2/languages').with(headers: { Authorization: 'DeepL-Auth-Key my-api-key' })).to have_been_made.once
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end
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end
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end
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