if pattern != tt.pattern || rr.Code != tt.code {
			t.Errorf("%s %s %s = %d, %q, want %d, %q", tt.method, tt.host, tt.path, rr.Code, pattern, tt.code, tt.pattern)
		}
	}
}

// Issue 24297
func TestServeMuxHandleFuncWithNilHandler(t *testing.T) {
	setParallel(t)
	defer func() {
		if err := recover(); err == nil {
			t.Error("expected call to mux.HandleFunc to panic")
		}
	}()
	mux := NewServeMux()