david
a2aa8b2a76
- Created i18n package with translator and middleware - Added translation files for English (en.json) and Spanish (es.json) - Updated all HTTP handlers to use i18n for error/success messages - Added comprehensive test coverage for i18n (87%) - Updated CI workflow to use Go 1.24 - All tests passing with 50.8% total coverage
100 lines
2.3 KiB
Go
100 lines
2.3 KiB
Go
package i18n
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import (
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"context"
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"net/http"
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"net/http/httptest"
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"testing"
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"golang.org/x/text/language"
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)
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func TestLanguageMiddleware(t *testing.T) {
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translator, _ := NewTranslator()
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middleware := LanguageMiddleware(translator)
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tests := []struct {
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name string
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acceptLanguage string
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expectedLang language.Tag
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}{
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{
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name: "English header",
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acceptLanguage: "en-US",
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expectedLang: language.English,
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},
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{
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name: "Spanish header",
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acceptLanguage: "es-ES",
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expectedLang: language.Spanish,
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},
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{
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name: "No header defaults to English",
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acceptLanguage: "",
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expectedLang: language.English,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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var capturedLang language.Tag
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handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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capturedLang = GetLanguageFromContext(r.Context())
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w.WriteHeader(http.StatusOK)
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})
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wrappedHandler := middleware(handler)
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req := httptest.NewRequest("GET", "/test", nil)
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if tt.acceptLanguage != "" {
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req.Header.Set("Accept-Language", tt.acceptLanguage)
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}
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w := httptest.NewRecorder()
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wrappedHandler.ServeHTTP(w, req)
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if capturedLang != tt.expectedLang {
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t.Errorf("Expected language %v, got %v", tt.expectedLang, capturedLang)
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}
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})
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}
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}
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func TestGetLanguageFromContext(t *testing.T) {
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tests := []struct {
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name string
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ctx context.Context
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expected language.Tag
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}{
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{
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name: "Context with English",
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ctx: context.WithValue(context.Background(), languageKey, language.English),
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expected: language.English,
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},
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{
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name: "Context with Spanish",
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ctx: context.WithValue(context.Background(), languageKey, language.Spanish),
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expected: language.Spanish,
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},
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{
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name: "Context without language defaults to English",
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ctx: context.Background(),
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expected: language.English,
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},
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{
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name: "Context with wrong value type defaults to English",
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ctx: context.WithValue(context.Background(), languageKey, "invalid"),
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expected: language.English,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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result := GetLanguageFromContext(tt.ctx)
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if result != tt.expected {
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t.Errorf("Expected %v, got %v", tt.expected, result)
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}
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})
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}
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}
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