v8/test/mjsunit/debug-evaluate-modify-catch-block-scope.js
yangguo 297daf6c37 [debugger] allow debug-evaluate to change stack and context values.
R=bmeurer@chromium.org, cbruni@chromium.org, ulan@chromium.org
BUG=chromium:124206,chromium:569811
LOG=N

Review URL: https://codereview.chromium.org/1834633003

Cr-Commit-Position: refs/heads/master@{#35145}
2016-03-31 06:00:21 +00:00

44 lines
923 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;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
exec_state.frame(0).evaluate("a = 2");
exec_state.frame(0).evaluate("e = 3");
exec_state.frame(0).evaluate("bar()");
exec_state.frame(0).evaluate("a++");
exec_state.frame(0).evaluate("e++");
} catch (e) {
exception = e;
print(e + e.stack);
}
}
Debug.setListener(listener);
(function() {
"use strict";
try {
throw 1;
} catch (e) {
let a = 1;
function bar() {
a *= 2;
e *= 2;
}
debugger;
assertEquals(5, a);
assertEquals(7, e);
}
})();
Debug.setListener(null);
assertNull(exception);