72 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			72 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
 | 
						|
 | 
						|
require 'rails_helper'
 | 
						|
 | 
						|
RSpec.describe TranslationService::LibreTranslate do
 | 
						|
  subject(:service) { described_class.new('https://libretranslate.example.com', 'my-api-key') }
 | 
						|
 | 
						|
  before do
 | 
						|
    stub_request(:get, 'https://libretranslate.example.com/languages').to_return(
 | 
						|
      body: '[{"code": "en","name": "English","targets": ["de","es"]},{"code": "da","name": "Danish","targets": ["en","de"]}]'
 | 
						|
    )
 | 
						|
  end
 | 
						|
 | 
						|
  describe '#supported?' do
 | 
						|
    it 'supports included language pair' do
 | 
						|
      expect(service.supported?('en', 'de')).to be true
 | 
						|
    end
 | 
						|
 | 
						|
    it 'does not support reversed language pair' do
 | 
						|
      expect(service.supported?('de', 'en')).to be false
 | 
						|
    end
 | 
						|
 | 
						|
    it 'supports auto-detecting source language' do
 | 
						|
      expect(service.supported?(nil, 'de')).to be true
 | 
						|
    end
 | 
						|
 | 
						|
    it 'does not support auto-detecting for unsupported target language' do
 | 
						|
      expect(service.supported?(nil, 'pt')).to be false
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  describe '#languages' do
 | 
						|
    subject(:languages) { service.send(:languages) }
 | 
						|
 | 
						|
    it 'includes supported source languages' do
 | 
						|
      expect(languages.keys).to eq ['en', 'da', nil]
 | 
						|
    end
 | 
						|
 | 
						|
    it 'includes supported target languages for source language' do
 | 
						|
      expect(languages['en']).to eq %w(de es)
 | 
						|
    end
 | 
						|
 | 
						|
    it 'includes supported target languages for auto-detected language' do
 | 
						|
      expect(languages[nil]).to eq %w(de es en)
 | 
						|
    end
 | 
						|
  end
 | 
						|
 | 
						|
  describe '#translate' do
 | 
						|
    it 'returns translation with specified source language' do
 | 
						|
      stub_request(:post, 'https://libretranslate.example.com/translate')
 | 
						|
        .with(body: '{"q":"Hasta la vista","source":"es","target":"en","format":"html","api_key":"my-api-key"}')
 | 
						|
        .to_return(body: '{"translatedText": "See you"}')
 | 
						|
 | 
						|
      translation = service.translate('Hasta la vista', 'es', 'en')
 | 
						|
      expect(translation.detected_source_language).to eq 'es'
 | 
						|
      expect(translation.provider).to eq 'LibreTranslate'
 | 
						|
      expect(translation.text).to eq 'See you'
 | 
						|
    end
 | 
						|
 | 
						|
    it 'returns translation with auto-detected source language' do
 | 
						|
      stub_request(:post, 'https://libretranslate.example.com/translate')
 | 
						|
        .with(body: '{"q":"Guten Morgen","source":"auto","target":"en","format":"html","api_key":"my-api-key"}')
 | 
						|
        .to_return(body: '{"detectedLanguage":{"confidence":92,"language":"de"},"translatedText":"Good morning"}')
 | 
						|
 | 
						|
      translation = service.translate('Guten Morgen', nil, 'en')
 | 
						|
      expect(translation.detected_source_language).to be_nil
 | 
						|
      expect(translation.provider).to eq 'LibreTranslate'
 | 
						|
      expect(translation.text).to eq 'Good morning'
 | 
						|
    end
 | 
						|
  end
 | 
						|
end
 |