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i18n.js
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i18n.js
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const assert = require('assert');
const hbs = require('handlebars').create();
const helpers = require('..');
helpers.i18n({ handlebars: hbs });
const context = {language: 'en', en: {key: 'value', a: {b: 'c'}}, fr: {key: 'valeur'}};
describe('i18n', function() {
it('should throw an error when key is not a string.', function() {
assert.throws(function() {
hbs.compile('{{#i18n}}{{/i18n}}')();
});
});
it('should throw an error when language parameter is not a string.', function() {
assert.throws(function() {
hbs.compile('{{#i18n "key"}}{{/i18n}}')();
});
});
it('should throw an error when the language is not found.', function() {
assert.throws(function() {
const ctx = {language: 'foo', en: {key: 'value'}, fr: {key: 'valeur'}};
hbs.compile('{{#i18n "key"}}{{/i18n}}')(ctx);
});
});
it('should throw an error when a key is not found.', function() {
assert.throws(function() {
const ctx = {language: 'en', en: {key: 'value'}, fr: {key: 'valeur'}};
hbs.compile('{{#i18n "foo"}}{{/i18n}}')(ctx);
});
});
it('should take a key and return for the default language', function() {
const fn = hbs.compile('{{#i18n "key"}}{{/i18n}}');
assert.equal(fn(context), 'value');
});
it('should use options passed on the context', function() {
const fn = hbs.compile('{{#i18n "key"}}{{/i18n}}');
const context = {en: {key: 'value'}, fr: {key: 'valeur'}};
context.options = {language: 'en'};
assert.equal(fn(context), 'value');
});
it('should take a key and return for the override language', function() {
const fn = hbs.compile('{{#i18n "key" language="fr"}}{{/i18n}}');
assert.equal(fn(context), 'valeur');
});
it('should support using dot notation for the key', function() {
const fn = hbs.compile('{{#i18n "a.b"}}{{/i18n}}');
assert.equal(fn(context), 'c');
});
});