[debugger] Basic scope functionality and exception events in wrapper

test/mjsunit/es6/debug-promises/promise-race-caught.js

-// Copyright 2015 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --expose-debug-as debug --allow-natives-syntax
-
-// Test debug events when we only listen to uncaught exceptions and a
-// Promise p3 created by Promise.race has a catch handler, and is rejected
-// because one of the Promises p2 passed to Promise.all is rejected. We
-// expect no Exception debug event to be triggered, since p3 and by
-// extension p2 have a catch handler.
-
-var Debug = debug.Debug;
-
-var expected_events = 2;
-
-var p1 = Promise.resolve();
-p1.name = "p1";
-
-var p2 = p1.then(function() {
-  throw new Error("caught");
-});
-
-p2.name = "p2";
-
-var p3 = Promise.all([p2]);
-p3.name = "p3";
-
-p3.catch(function(e) {});
-
-function listener(event, exec_state, event_data, data) {
-  try {
-    assertTrue(event != Debug.DebugEvent.Exception)
-  } catch (e) {
-    %AbortJS(e + "\n" + e.stack);
-  }
-}
-
-Debug.setBreakOnUncaughtException();
-Debug.setListener(listener);