package server_test

import (
	"io/fs"
	"net/http"
	"net/http/httptest"
	"testing"

	"sneak.berlin/go/neoirc/internal/server"
	"sneak.berlin/go/neoirc/web"
)

// An absolute-form request line with no path, such as
// "GET http://example.com HTTP/1.1", leaves URL.Path empty.
func TestSPAServesIndexForEmptyPath(t *testing.T) {
	t.Parallel()

	request := httptest.NewRequestWithContext(
		t.Context(), http.MethodGet, "http://example.com", nil,
	)
	if request.URL.Path != "" {
		t.Fatalf("URL.Path is %q, want it empty", request.URL.Path)
	}

	recorder := httptest.NewRecorder()

	server.NewTestSPAServer().ServeHTTP(recorder, request)

	if recorder.Code != http.StatusOK {
		t.Fatalf("status %d, want %d", recorder.Code, http.StatusOK)
	}

	indexHTML, err := fs.ReadFile(web.Dist, "dist/index.html")
	if err != nil {
		t.Fatal(err)
	}

	if recorder.Body.String() != string(indexHTML) {
		t.Errorf("body is not the index page")
	}
}