v8/test/mjsunit/debug-evaluate-closure.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

93 lines
3.3 KiB
JavaScript

// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Flags: --expose-debug-as debug --allow-natives-syntax
Debug = debug.Debug;
var listened = false;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
assertEquals("goo", exec_state.frame(0).evaluate("goo").value());
exec_state.frame(0).evaluate("goo = 'goo foo'");
assertEquals("bar return", exec_state.frame(0).evaluate("bar()").value());
assertEquals("inner bar", exec_state.frame(0).evaluate("inner").value());
assertEquals("outer bar", exec_state.frame(0).evaluate("outer").value());
assertEquals("baz inner", exec_state.frame(0).evaluate("baz").value());
assertEquals("baz outer", exec_state.frame(1).evaluate("baz").value());
exec_state.frame(0).evaluate("w = 'w foo'");
exec_state.frame(0).evaluate("inner = 'inner foo'");
exec_state.frame(0).evaluate("outer = 'outer foo'");
exec_state.frame(0).evaluate("baz = 'baz inner foo'");
exec_state.frame(1).evaluate("baz = 'baz outer foo'");
listened = true;
} catch (e) {
print(e);
print(e.stack);
}
}
Debug.setListener(listener);
var outer = "outer";
var baz = "baz outer";
function foo() {
var inner = "inner";
var baz = "baz inner";
var goo = "goo";
var withw = { w: "w" };
var withv = { v: "v" };
with (withv) {
var bar = function bar() {
assertEquals("goo foo", goo);
inner = "inner bar";
outer = "outer bar";
v = "v bar";
return "bar return";
};
}
with (withw) {
debugger;
}
assertEquals("inner foo", inner);
assertEquals("baz inner foo", baz);
assertEquals("w foo", withw.w);
assertEquals("v bar", withv.v);
}
foo();
assertEquals("outer foo", outer);
assertEquals("baz outer foo", baz);
assertTrue(listened);
Debug.setListener(null);