svelte-i18n/test/client/dictionary.test.ts
2019-11-25 21:41:09 -03:00

115 lines
3.3 KiB
TypeScript

import {
getDictionary,
hasLocaleDictionary,
getClosestAvailableLocale,
getMessageFromDictionary,
addMessages,
$dictionary,
$locales,
getLocaleDictionary,
} from '../../src/client/stores/dictionary'
import { get } from 'svelte/store'
beforeEach(() => {
$dictionary.set({})
})
test('adds a new dictionary to a locale', () => {
addMessages('en', { field_1: 'name' })
addMessages('pt', { field_1: 'nome' })
expect(get($dictionary)).toMatchObject({
en: { field_1: 'name' },
pt: { field_1: 'nome' },
})
})
test('merges the existing dictionaries with new ones', () => {
addMessages('en', { field_1: 'name', deep: { prop1: 'foo' } })
addMessages('en', { field_2: 'lastname', deep: { prop2: 'foo' } })
addMessages('pt', { field_1: 'nome', deep: { prop1: 'foo' } })
addMessages('pt', { field_2: 'sobrenome', deep: { prop2: 'foo' } })
expect(get($dictionary)).toMatchObject({
en: {
field_1: 'name',
field_2: 'lastname',
deep: { prop1: 'foo', prop2: 'foo' },
},
pt: {
field_1: 'nome',
field_2: 'sobrenome',
deep: { prop1: 'foo', prop2: 'foo' },
},
})
})
test('gets the whole current dictionary', () => {
addMessages('en', { field_1: 'name' })
expect(getDictionary()).toMatchObject({
en: { field_1: 'name' },
})
})
test('gets the dictionary of a locale', () => {
addMessages('en', { field_1: 'name' })
expect(getLocaleDictionary('en')).toMatchObject({ field_1: 'name' })
})
test('checks if a locale dictionary exists', () => {
addMessages('pt', { field_1: 'name' })
expect(hasLocaleDictionary('en')).toBe(false)
expect(hasLocaleDictionary('pt')).toBe(true)
})
test('gets the closest available locale', () => {
addMessages('pt', { field_1: 'name' })
expect(getClosestAvailableLocale('pt-BR')).toBe('pt')
})
test("returns null if there's no closest locale available", () => {
addMessages('pt', { field_1: 'name' })
expect(getClosestAvailableLocale('it-IT')).toBe(null)
})
test('lists all locales in the dictionary', () => {
addMessages('en', {})
addMessages('pt', {})
addMessages('pt-BR', {})
expect(get($locales)).toEqual(['en', 'pt', 'pt-BR'])
})
describe('getting messages', () => {
test('gets a message from a shallow dictionary', () => {
addMessages('en', { message: 'Some message' })
expect(getMessageFromDictionary('en', 'message')).toBe('Some message')
})
test('gets a message from a deep object in the dictionary', () => {
addMessages('en', { messages: { message_1: 'Some message' } })
expect(getMessageFromDictionary('en', 'messages.message_1')).toBe(
'Some message'
)
})
test('gets a message from an array in the dictionary', () => {
addMessages('en', { messages: ['Some message', 'Other message'] })
expect(getMessageFromDictionary('en', 'messages.0')).toBe('Some message')
expect(getMessageFromDictionary('en', 'messages.1')).toBe('Other message')
})
test('accepts english in dictionary keys', () => {
addMessages('pt', {
'Hey man, how are you today?': 'E ai cara, como você vai hoje?',
})
expect(getMessageFromDictionary('pt', 'Hey man, how are you today?')).toBe(
'E ai cara, como você vai hoje?'
)
})
test('returns null for missing messages', () => {
addMessages('en', {})
expect(getMessageFromDictionary('en', 'foo')).toBe(null)
})
})