v8/test/mjsunit/es6/debug-break-default-constructor.js
2015-10-29 17:22:50 +00:00

43 lines
950 B
JavaScript

// 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
"use strict";
var Debug = debug.Debug;
var exception = null;
var super_called = false;
var step_count = 0;
function listener(event, execState, eventData, data) {
if (event != Debug.DebugEvent.Break) return;
try {
execState.prepareStep(Debug.StepAction.StepInto);
var s = execState.frame().sourceLineText();
step_count++;
assertTrue(s.indexOf('// ' + step_count + '.') >= 0);
} catch (e) {
exception = e;
}
}
class Base {
constructor() { // 2.
var x = 1; // 3.
} // 4.
}
class Derived extends Base {} // 1. // 5.
Debug.setListener(listener);
var bp = Debug.setBreakPoint(Derived, 0);
new Derived();
Debug.setListener(null); // 6.
assertNull(exception);
assertEquals(6, step_count);