iris/_examples/miscellaneous/i18n/main_test.go

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package main
import (
"fmt"
"strings"
"testing"
"github.com/kataras/iris/v12/httptest"
)
func TestI18n(t *testing.T) {
app := newApp()
expectedf := "From the language %s translated output: %s"
var (
tests = map[string]string{
"en-US": fmt.Sprintf(expectedf, "en-US", "hello, iris"),
"el-GR": fmt.Sprintf(expectedf, "el-GR", "γεια, iris"),
"zh-CN": fmt.Sprintf(expectedf, "zh-CN", "您好iris"),
}
elgrMulti = fmt.Sprintf("From the language: %s, translated output:\n%s=%s\n%s=%s", "el-GR",
"key1",
"αυτό είναι μια τιμή από το πρώτο αρχείο: locale_multi_first",
"key2",
"αυτό είναι μια τιμή από το δεύτερο αρχείο μετάφρασης: locale_multi_second")
enusMulti = fmt.Sprintf("From the language: %s, translated output:\n%s=%s\n%s=%s", "en-US",
"key1",
"this is a value from the first file: locale_multi_first",
"key2",
"this is a value from the second file: locale_multi_second")
)
e := httptest.New(t, app)
// default should be en-US.
e.GET("/").Expect().Status(httptest.StatusOK).Body().Equal(tests["en-US"])
for lang, body := range tests {
e.GET("/").WithQueryString("lang=" + lang).Expect().Status(httptest.StatusOK).
Body().Equal(body)
// test lowercase.
e.GET("/").WithQueryString("lang=" + strings.ToLower(lang)).Expect().Status(httptest.StatusOK).
Body().Equal(body)
// test first part (e.g. en instead of en-US).
langFirstPart := strings.Split(lang, "-")[0]
e.GET("/").WithQueryString("lang=" + langFirstPart).Expect().Status(httptest.StatusOK).
Body().Equal(body)
// test accept-language header prefix (i18n wrapper).
e.GET("/"+lang).WithHeader("Accept-Language", lang).Expect().Status(httptest.StatusOK).
Body().Equal(body)
// test path prefix (i18n router wrapper).
e.GET("/" + lang).Expect().Status(httptest.StatusOK).
Body().Equal(body)
// test path prefix with first part.
e.GET("/" + langFirstPart).Expect().Status(httptest.StatusOK).
Body().Equal(body)
}
e.GET("/multi").WithQueryString("lang=el-GR").Expect().Status(httptest.StatusOK).
Body().Equal(elgrMulti)
e.GET("/multi").WithQueryString("lang=en-US").Expect().Status(httptest.StatusOK).
Body().Equal(enusMulti)
// test path prefix (i18n router wrapper).
e.GET("/el-gr/multi").Expect().Status(httptest.StatusOK).
Body().Equal(elgrMulti)
e.GET("/en/multi").Expect().Status(httptest.StatusOK).
Body().Equal(enusMulti)
}