node/deps/v8/test/mjsunit/debug-step-into-json.js
Ali Ijaz Sheikh 069e02ab47 deps: upgrade to V8 4.9.385.18
Pick up the current branch head for V8 4.9
https://github.com/v8/v8/commit/1ecba0f

PR-URL: https://github.com/nodejs/node/pull/4722
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
2016-03-03 20:35:20 -08:00

37 lines
984 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
Debug = debug.Debug
var exception = null;
var break_count = 0;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
print(event_data.sourceLineText());
assertTrue(
event_data.sourceLineText().indexOf(`Break ${break_count++}.`) > 0);
exec_state.prepareStep(Debug.StepAction.StepIn);
} catch (e) {
exception = e;
}
};
function toJsonCallback() {
return "x"; // Break 2.
} // Break 3.
var o = {};
o.toJSON = toJsonCallback;
Debug.setListener(listener);
debugger; // Break 0.
var result = JSON.stringify(o); // Break 1.
Debug.setListener(null); // Break 4.
assertEquals('"x"', result);
assertNull(exception);