1 // Copyright 2014 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 7 // Test debug events when we only listen to uncaught exceptions, the Promise 8 // throws, and a catch handler is installed right before throwing. 9 // We expect no debug event to be triggered. 10 11 Debug = debug.Debug; 12 13 var p = new Promise(function(resolve, reject) { 14 resolve(); 15 }); 16 17 var q = p.chain( 18 function() { 19 q.catch(function(e) { 20 assertEquals("caught", e.message); 21 }); 22 throw new Error("caught"); 23 }); 24 25 function listener(event, exec_state, event_data, data) { 26 try { 27 assertTrue(event != Debug.DebugEvent.Exception); 28 } catch (e) { 29 %AbortJS(e + "\n" + e.stack); 30 } 31 } 32 33 Debug.setBreakOnUncaughtException(); 34 Debug.setListener(listener); 35