1// Copyright 2016 the V8 project authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Flags: --expose-debug-as debug --allow-natives-syntax 6 7var Debug = debug.Debug; 8var exception = null; 9var loop = true; 10 11function listener(event, exec_state, event_data, data) { 12 if (event != Debug.DebugEvent.Break) return; 13 try { 14 assertTrue(exec_state.frame(0).sourceLineText().indexOf("BREAK") > 0); 15 } catch (e) { 16 exception = e; 17 } 18} 19 20function f() { // BREAK 21 return 1; 22} 23 24Debug.setListener(listener); 25 26%ScheduleBreak(); // Break on function entry. 27f(); 28 29Debug.setListener(null); 30assertNull(exception); 31