v8/test/mjsunit/regress/regress-crbug-609046.js
yangguo ea0dcad0a6 [debugger] keep scope and context chain for hidden scopes in sync.
R=jgruber@chromium.org
BUG=chromium:609046
LOG=N

Review-Url: https://codereview.chromium.org/1957303002
Cr-Commit-Position: refs/heads/master@{#36160}
2016-05-11 08:24:33 +00:00

37 lines
929 B
JavaScript

// Copyright 2016 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
// Test that hidden scopes are correctly walked in the scope chain.
var Debug = debug.Debug;
var exception = null;
var delegate = null;
var done = false;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
assertEquals([ debug.ScopeType.Block,
debug.ScopeType.Script,
debug.ScopeType.Global ],
exec_state.frame(0).allScopes().map(s => s.scopeType()));
done = true;
} catch (e) {
exception = e;
}
}
Debug.setListener(listener);
for(let a = 0; a < 3; a++) {
debugger;
eval(); // Force context-allocation of everything.
}
Debug.setListener(null);
assertNull(exception);
assertTrue(done);