fixes, i18n, sitemap generator and new examples

Former-commit-id: 54801dc705ee0fa66232f65063f8a68c9cc31921

_examples/i18n/main_test.go

@@ -0,0 +1,86 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+
+	"github.com/kataras/iris/v12/httptest"
+)
+
+func TestI18n(t *testing.T) {
+	app := newApp()
+
+	const (
+		expectedf = "From the language %s translated output: %s"
+
+		enUS = "hello, iris"
+		elGR = "γεια, iris"
+		zhCN = "您好，iris"
+	)
+
+	var (
+		tests = map[string]string{
+			"en-US": fmt.Sprintf(expectedf, "en-US", enUS),
+			"el-GR": fmt.Sprintf(expectedf, "el-GR", elGR),
+			"zh-CN": fmt.Sprintf(expectedf, "zh-CN", zhCN),
+		}
+
+		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("/other").WithQueryString("lang=el-GR").Expect().Status(httptest.StatusOK).
+		Body().Equal(elgrMulti)
+	e.GET("/other").WithQueryString("lang=en-US").Expect().Status(httptest.StatusOK).
+		Body().Equal(enusMulti)
+
+	// test path prefix (i18n router wrapper).
+	e.GET("/el-gr/other").Expect().Status(httptest.StatusOK).
+		Body().Equal(elgrMulti)
+	e.GET("/en/other").Expect().Status(httptest.StatusOK).
+		Body().Equal(enusMulti)
+
+	e.GET("/el-GRtemplates").Expect().Status(httptest.StatusNotFound)
+	e.GET("/el-templates").Expect().Status(httptest.StatusNotFound)
+
+	e.GET("/el/templates").Expect().Status(httptest.StatusOK).Body().Contains(elGR).Contains(zhCN)
+}