hugo/tpl/template_i18n_test.go

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// Copyright 2015 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package tpl
import (
"testing"
"github.com/nicksnyder/go-i18n/i18n/bundle"
"github.com/spf13/viper"
"github.com/stretchr/testify/assert"
)
type test struct {
file string
content []byte
}
func doTestI18nTranslate(t *testing.T, data []test, lang, id string) string {
i18nBundle := bundle.New()
for _, r := range data {
err := i18nBundle.ParseTranslationFileBytes(r.file, r.content)
if err != nil {
t.Errorf("Error parsing translation file: %s", err)
}
SetI18nTfuncs(i18nBundle)
}
SetTranslateLang(lang)
translated, err := I18nTranslate(id, nil)
if err != nil {
t.Errorf("Error translating '%s': %s", id, err)
}
return translated
}
func TestI18nTranslate(t *testing.T) {
var data []test
var actual, expected string
viper.SetDefault("DefaultContentLanguage", "en")
// Test without and with placeholders
for _, enablePlaceholders := range []bool{false, true} {
viper.Set("EnableMissingTranslationPlaceholders", enablePlaceholders)
// All translations present
data = []test{
{"en.yaml", []byte("- id: \"hello\"\n translation: \"Hello, World!\"")},
{"es.yaml", []byte("- id: \"hello\"\n translation: \"¡Hola, Mundo!\"")},
}
expected = "¡Hola, Mundo!"
actual = doTestI18nTranslate(t, data, "es", "hello")
assert.Equal(t, expected, actual)
// Translation missing in current language but present in default
data = []test{
{"en.yaml", []byte("- id: \"hello\"\n translation: \"Hello, World!\"")},
{"es.yaml", []byte("- id: \"goodbye\"\n translation: \"¡Adiós, Mundo!\"")},
}
if enablePlaceholders {
expected = "[i18n] hello"
} else {
expected = "Hello, World!"
}
actual = doTestI18nTranslate(t, data, "es", "hello")
assert.Equal(t, expected, actual)
// Translation missing in default language but present in current
data = []test{
{"en.yaml", []byte("- id: \"goodbye\"\n translation: \"Goodbye, World!\"")},
{"es.yaml", []byte("- id: \"hello\"\n translation: \"¡Hola, Mundo!\"")},
}
expected = "¡Hola, Mundo!"
actual = doTestI18nTranslate(t, data, "es", "hello")
assert.Equal(t, expected, actual)
// Translation missing in both default and current language
data = []test{
{"en.yaml", []byte("- id: \"goodbye\"\n translation: \"Goodbye, World!\"")},
{"es.yaml", []byte("- id: \"goodbye\"\n translation: \"¡Adiós, Mundo!\"")},
}
if enablePlaceholders {
expected = "[i18n] hello"
} else {
expected = ""
}
actual = doTestI18nTranslate(t, data, "es", "hello")
assert.Equal(t, expected, actual)
// Default translation file missing or empty
data = []test{
{"en.yaml", []byte("")},
}
actual = doTestI18nTranslate(t, data, "es", "hello")
if enablePlaceholders {
expected = "[i18n] hello"
} else {
expected = ""
}
assert.Equal(t, expected, actual)
}
}