Function TestErrMatchNotFound

mux_test.go:2119–2168

(t *testing.T)

}

func TestErrMatchNotFound(t *testing.T) {
	emptyHandler := func(w http.ResponseWriter, r *http.Request) {}

	r := NewRouter()
	r.HandleFunc("/", emptyHandler)
	s := r.PathPrefix("/sub/").Subrouter()
	s.HandleFunc("/", emptyHandler)

	// Regular 404 not found
	req, _ := http.NewRequest("GET", "/sub/whatever", nil)
	match := new(RouteMatch)
	matched := r.Match(req, match)

	if matched {
		t.Errorf("Subrouter should not have matched that, got %v", match.Route)
	}
	// Even without a custom handler, MatchErr is set to ErrNotFound
	if match.MatchErr != ErrNotFound {
		t.Errorf("Expected ErrNotFound MatchErr, but was %v", match.MatchErr)
	}

	// Now lets add a 404 handler to subrouter
	s.NotFoundHandler = http.NotFoundHandler()
	req, _ = http.NewRequest("GET", "/sub/whatever", nil)

	// Test the subrouter first
	match = new(RouteMatch)
	matched = s.Match(req, match)
	// Now we should get a match
	if !matched {
		t.Errorf("Subrouter should have matched %s", req.RequestURI)
	}
	// But MatchErr should be set to ErrNotFound anyway
	if match.MatchErr != ErrNotFound {
		t.Errorf("Expected ErrNotFound MatchErr, but was %v", match.MatchErr)
	}

	// Now test the parent (MatchErr should propagate)
	match = new(RouteMatch)
	matched = r.Match(req, match)

	// Now we should get a match
	if !matched {
		t.Errorf("Router should have matched %s via subrouter", req.RequestURI)
	}
	// But MatchErr should be set to ErrNotFound anyway
	if match.MatchErr != ErrNotFound {
		t.Errorf("Expected ErrNotFound MatchErr, but was %v", match.MatchErr)
	}
}

// methodsSubrouterTest models the data necessary for testing handler
// matching for subrouters created after HTTP methods matcher registration.