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import expect from 'expect.js'
import Http from '../index.js'
import i18next from 'i18next'
import JSON5 from 'json5'
import server from './fixtures/server.js'
import { hasXMLHttpRequest } from '../lib/utils.js'
i18next.init()
describe(`http backend using ${hasXMLHttpRequest() ? 'XMLHttpRequest' : 'fetch'}`, () => {
before(server)
describe('#read', () => {
let backend
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: 'http://localhost:5001/locales/{{lng}}/{{ns}}'
}
)
})
it('should load data', (done) => {
backend.read('en', 'test', (err, data) => {
expect(err).not.to.be.ok()
expect(data).to.eql({ key: 'passing' })
done()
})
})
it('should throw error on not existing file', (done) => {
backend.read('en', 'notexisting', (err, data) => {
try {
expect(err).to.equal('failed loading http://localhost:5001/locales/en/notexisting; status code: 404')
done()
} catch (e) {
done(e)
}
})
})
it('should throw error on non json file', (done) => {
backend.read('en', 'nonjson', function (err, data) {
expect(err).to.equal(
'failed parsing http://localhost:5001/locales/en/nonjson to json'
)
done()
})
})
it('should load data on a stringified json file', (done) => {
backend.read('en', 'test2', function (err, data) {
expect(err).not.to.be.ok()
expect(data).to.eql({ key: 'passing' })
done()
})
})
it('should load json5 data', (done) => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: 'http://localhost:5001/locales/{{lng}}/{{ns}}',
parse: JSON5.parse
}
)
backend.read('en', 'test5', function (err, data) {
expect(err).not.to.be.ok()
expect(data).to.eql({ key: 'passing' })
done()
})
})
it('should load custom parser data', (done) => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: 'http://localhost:5001/locales/{{lng}}/{{ns}}',
parse: (data, lng, ns) => ({ ...JSON.parse(data), lng, ns })
}
)
backend.read('en', 'test', function (err, data) {
expect(err).not.to.be.ok()
expect(data).to.eql({ key: 'passing', lng: 'en', ns: 'test' })
done()
})
})
})
describe('with loadPath function', () => {
let backend
let calledLanguages = []
let calledNamespaces = []
const loadPathSpy = (languages, namespaces) => {
calledLanguages = calledLanguages.concat(languages)
calledNamespaces = calledNamespaces.concat(namespaces)
return 'http://localhost:5001/locales/' + languages[0] + '/' + namespaces[0]
}
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: loadPathSpy
}
)
})
describe('#read', () => {
it('should load data', (done) => {
backend.read('en', 'test', (err, data) => {
expect(err).not.to.be.ok()
expect(calledLanguages).to.eql(['en'])
expect(calledNamespaces).to.eql(['test'])
expect(data).to.eql({ key: 'passing' })
done()
})
})
})
})
describe('with loadPath function (promise)', () => {
let backend
let calledLanguages = []
let calledNamespaces = []
const loadPathSpy = (languages, namespaces) => {
calledLanguages = calledLanguages.concat(languages)
calledNamespaces = calledNamespaces.concat(namespaces)
return new Promise((resolve) => {
resolve('http://localhost:5001/locales/' + languages[0] + '/' + namespaces[0])
})
}
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: loadPathSpy
}
)
})
describe('#read', () => {
it('should load data', (done) => {
backend.read('en', 'test', (err, data) => {
expect(err).not.to.be.ok()
expect(calledLanguages).to.eql(['en'])
expect(calledNamespaces).to.eql(['test'])
expect(data).to.eql({ key: 'passing' })
done()
})
})
})
})
describe('with custom request option', () => {
let backend, requestCall
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: '/some/crazy/{{lng}}/{{ns}}/path',
request: (options, url, payload, callback) => {
requestCall = {
options, url, payload
}
if (payload) { // is POST...
return callback(null, { status: 200, data: '' })
}
callback(null, { status: 200, data: { myTranslationKey: 'my translation value' } })
// callback(null, { status: 200, data: JSON.stringify({ myTranslationKey: 'my translation value' }) })
}
}
)
})
describe('#read', () => {
it('should read data', (done) => {
backend.read('de', 'testns', function (err, data) {
expect(err).not.to.be.ok()
expect(data).to.eql({ myTranslationKey: 'my translation value' })
expect(requestCall.options.loadPath).to.eql('/some/crazy/{{lng}}/{{ns}}/path')
expect(requestCall.url).to.eql('/some/crazy/de/testns/path')
expect(requestCall.payload).to.eql(undefined)
done()
})
})
})
describe('#create', () => {
it('should write data', (done) => {
backend.create('en', 'test', 'new.key', 'new value', (dataArray, resArray) => {
expect(requestCall.options.addPath).to.eql('/locales/add/{{lng}}/{{ns}}')
expect(requestCall.url).to.eql('/locales/add/en/test')
expect(requestCall.payload).to.eql({ 'new.key': 'new value' })
expect(dataArray).to.eql([null])
expect(resArray).to.eql([ { status: 200, data: '' } ])
done()
})
})
})
})
describe('with loadPath function returning falsy', () => {
let backend
let calledLanguages = []
let calledNamespaces = []
const loadPathSpy = (languages, namespaces) => {
calledLanguages = calledLanguages.concat(languages)
calledNamespaces = calledNamespaces.concat(namespaces)
return ''
}
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
loadPath: loadPathSpy
}
)
})
describe('#read', () => {
it('should not load data', (done) => {
backend.read('en', 'test', (err, data) => {
expect(err).not.to.be.ok()
expect(calledLanguages).to.eql(['en'])
expect(calledNamespaces).to.eql(['test'])
expect(data).to.eql({})
done()
})
})
})
})
describe('with addPath function', () => {
let backend
const calledLanguages = []
const calledNamespaces = []
const addPathSpy = (language, namespace) => {
calledLanguages.push(language)
calledNamespaces.push(namespace)
return 'http://localhost:5001/locales/addCustom/' + language + '/' + namespace
}
before(() => {
backend = new Http(
{
interpolator: i18next.services.interpolator
},
{
addPath: addPathSpy
}
)
})
describe('#create', () => {
it('should write data', (done) => {
backend.create('en', 'test', 'key', 'value', (dataArray, resArray) => {
try {
expect(calledLanguages).to.eql(['en'])
expect(calledNamespaces).to.eql(['test'])
expect(dataArray).to.eql([null])
expect(resArray).to.eql([ { status: 200, data: '' } ])
done()
} catch (e) {
done(e)
}
})
})
})
})
})
|
