package handlers import ( "net/http/httptest" "testing" ) func TestSetStaticCacheHeaders(t *testing.T) { tests := map[string]string{ "/static/css/app.css": "public, max-age=86400", "/static/js/app.js": "public, max-age=86400", "/static/img/preview.webp": "public, max-age=31536000, immutable", "/static/fonts/ui.woff2": "public, max-age=31536000, immutable", "/static/videos/intro.mp4": "public, max-age=31536000, immutable", "/static/uploads/file.data": "public, max-age=3600", } for path, want := range tests { response := httptest.NewRecorder() setStaticCacheHeaders(response, path) if got := response.Header().Get("Cache-Control"); got != want { t.Fatalf("Cache-Control for %s = %q, want %q", path, got, want) } } }