go-loose/internal/server/installer_test.go
2026-10-02 18:56:52 +02:00

85 lines
2.7 KiB
Go

package server
import (
"io"
"log/slog"
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/danyel/go-loose/internal/config"
"github.com/danyel/go-loose/internal/session"
)
func newInstallerTestServer() *Server {
secret := strings.Repeat("s", 32)
return &Server{
cfg: config.Config{BaseURL: "http://localhost:8080", SessionSecret: secret},
sessions: session.New(secret, false),
logger: slog.New(slog.NewTextHandler(io.Discard, nil)),
}
}
func TestFaviconDoesNotRedirectToInstaller(t *testing.T) {
server := newInstallerTestServer()
request := httptest.NewRequest(http.MethodGet, "/favicon.ico", nil)
recorder := httptest.NewRecorder()
server.Handler().ServeHTTP(recorder, request)
if recorder.Code != http.StatusNotFound {
t.Fatalf("favicon status = %d, want 404; location %q", recorder.Code, recorder.Header().Get("Location"))
}
if recorder.Header().Get("Set-Cookie") != "" {
t.Fatal("favicon response set a cookie")
}
}
func TestUninstalledRootRedirectsToInstaller(t *testing.T) {
server := newInstallerTestServer()
request := httptest.NewRequest(http.MethodGet, "/", nil)
recorder := httptest.NewRecorder()
server.Handler().ServeHTTP(recorder, request)
if recorder.Code != http.StatusSeeOther || recorder.Header().Get("Location") != "/install" {
t.Fatalf("status %d location %q", recorder.Code, recorder.Header().Get("Location"))
}
}
func TestInstallerCSRFTokenSurvivesRepeatedPageLoad(t *testing.T) {
server := newInstallerTestServer()
first := httptest.NewRecorder()
server.Handler().ServeHTTP(first, httptest.NewRequest(http.MethodGet, "/install", nil))
if first.Code != http.StatusOK {
t.Fatalf("first install page status = %d", first.Code)
}
cookie := first.Result().Cookies()[0]
token := csrfTokenFromInstaller(t, first.Body.String())
if cookie.Value != token {
t.Fatalf("cookie %q does not match form token %q", cookie.Value, token)
}
secondRequest := httptest.NewRequest(http.MethodGet, "/install", nil)
secondRequest.AddCookie(cookie)
second := httptest.NewRecorder()
server.Handler().ServeHTTP(second, secondRequest)
if got := csrfTokenFromInstaller(t, second.Body.String()); got != token {
t.Fatalf("second page rotated CSRF token to %q", got)
}
if second.Result().Cookies()[0].Value != token {
t.Fatal("second response rotated CSRF cookie")
}
}
func csrfTokenFromInstaller(t *testing.T, page string) string {
t.Helper()
const marker = `name="csrf_token" value="`
start := strings.Index(page, marker)
if start < 0 {
t.Fatal("installer page has no csrf token")
}
start += len(marker)
end := strings.Index(page[start:], `"`)
if end < 0 {
t.Fatal("installer csrf token is unterminated")
}
return page[start : start+end]
}