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// Copyright 2017 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.
Debug = debug.Debug
var exception = null;
var step = 0;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Exception) return;
try {
var line = exec_state.frame(0).sourceLineText();
var match = /Exception/.exec(line);
assertNotNull(match);
step++;
} catch (e) {
exception = e;
}
}
// Caught throw, events on any exception.
Debug.setListener(listener);
Debug.setBreakOnException();
var thenable = {
get then() {
throw new Error('err'); // Exception
}
};
var caughtException = null;
Promise.resolve()
.finally(() => thenable)
.catch(e => caughtException = e);
%RunMicrotasks();
Debug.setListener(null);
Debug.clearBreakOnException();
assertNull(exception);
assertNotNull(caughtException);
assertEquals(1, step);
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