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Bug 629331 - Fix handling of class getters with slotful values. r=gal, r=brendan, a=blocker

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try: -b do -p linux,win32 -u all
This commit is contained in:
Blake Kaplan 2011-02-03 20:13:18 -08:00
parent 0c4e4eb26e
commit 9790bbbe74
5 changed files with 106 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
js/src/jsproxy.cpp
View File

@ -148,27 +148,45 @@ JSProxyHandler::set(JSContext *cx, JSObject *proxy, JSObject *receiver, jsid id,
return false;
/* The control-flow here differs from ::get() because of the fall-through case below. */
if (desc.obj) {
if (desc.setter && ((desc.attrs & JSPROP_SETTER) || desc.setter != PropertyStub))
return CallSetter(cx, receiver, id, desc.setter, desc.attrs, desc.shortid, vp);
if (desc.attrs & JSPROP_READONLY)
return true;
if (desc.setter && ((desc.attrs & JSPROP_SETTER) || desc.setter != PropertyStub)) {
if (!CallSetter(cx, receiver, id, desc.setter, desc.attrs, desc.shortid, vp))
return false;
if (desc.attrs & JSPROP_SHARED)
return true;
}
if (!desc.getter)
desc.getter = PropertyStub;
if (!desc.setter)
desc.setter = PropertyStub;
desc.value = *vp;
return defineProperty(cx, receiver, id, &desc);
}
if (!getPropertyDescriptor(cx, proxy, id, true, &desc))
return false;
if (desc.obj) {
if (desc.setter && ((desc.attrs & JSPROP_SETTER) || desc.setter != PropertyStub))
return CallSetter(cx, receiver, id, desc.setter, desc.attrs, desc.shortid, vp);
if (desc.attrs & JSPROP_READONLY)
return true;
if (desc.setter && ((desc.attrs & JSPROP_SETTER) || desc.setter != PropertyStub)) {
if (!CallSetter(cx, receiver, id, desc.setter, desc.attrs, desc.shortid, vp))
return false;
if (desc.attrs & JSPROP_SHARED)
return true;
}
if (!desc.getter)
desc.getter = PropertyStub;
if (!desc.setter)
desc.setter = PropertyStub;
/* fall through */
} else {
/* Pick up the class getter/setter. */
desc.getter = desc.setter = NULL;
}
desc.obj = receiver;
desc.value = *vp;
desc.attrs = JSPROP_ENUMERATE;
desc.getter = NULL;
desc.setter = NULL;
desc.shortid = 0;
return defineProperty(cx, receiver, id, &desc);
}
@ -497,8 +515,8 @@ JSScriptedProxyHandler::getPropertyDescriptor(JSContext *cx, JSObject *proxy, js
return GetFundamentalTrap(cx, handler, ATOM(getPropertyDescriptor), tvr.addr()) &&
Trap1(cx, handler, tvr.value(), id, tvr.addr()) &&
((tvr.value().isUndefined() && IndicatePropertyNotFound(cx, desc)) ||
ReturnedValueMustNotBePrimitive(cx, proxy, ATOM(getPropertyDescriptor), tvr.value()) &&
ParsePropertyDescriptorObject(cx, proxy, id, tvr.value(), desc));
(ReturnedValueMustNotBePrimitive(cx, proxy, ATOM(getPropertyDescriptor), tvr.value()) &&
ParsePropertyDescriptorObject(cx, proxy, id, tvr.value(), desc)));
}
bool
@ -510,8 +528,8 @@ JSScriptedProxyHandler::getOwnPropertyDescriptor(JSContext *cx, JSObject *proxy,
return GetFundamentalTrap(cx, handler, ATOM(getOwnPropertyDescriptor), tvr.addr()) &&
Trap1(cx, handler, tvr.value(), id, tvr.addr()) &&
((tvr.value().isUndefined() && IndicatePropertyNotFound(cx, desc)) ||
ReturnedValueMustNotBePrimitive(cx, proxy, ATOM(getPropertyDescriptor), tvr.value()) &&
ParsePropertyDescriptorObject(cx, proxy, id, tvr.value(), desc));
(ReturnedValueMustNotBePrimitive(cx, proxy, ATOM(getPropertyDescriptor), tvr.value()) &&
ParsePropertyDescriptorObject(cx, proxy, id, tvr.value(), desc)));
}
bool

3
js/src/xpconnect/tests/mochitest/Makefile.in
View File

@ -79,6 +79,9 @@ _TEST_FILES = bug500931_helper.html \
bug589028_helper.html \
test_bug605167.html \
test_bug601299.html \
test_bug629331.html \
test1_bug629331.html \
test2_bug629331.html \
$(NULL)
#test_bug484107.html \

19
js/src/xpconnect/tests/mochitest/test1_bug629331.html Normal file
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@ -0,0 +1,19 @@
<body>
<iframe src="about:blank" id="ifr"></iframe>
<script>
/** Test for Bug 629331 **/
function finish() {
parent.postMessage(JSON.stringify({fun: "finish"}), "*");
}
function is(a, b, description) {
parent.postMessage(JSON.stringify({ fun: "is", a: a, b: b, description: description }), "*");
}
document.domain = "example.org";
var i = 0;
is(i, 0, 'i meets starting conditions');
document.getElementById('ifr').src = 'http://test2.example.org/tests/js/src/xpconnect/tests/mochitest/test2_bug629331.html';
</script>

18
js/src/xpconnect/tests/mochitest/test2_bug629331.html Normal file
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@ -0,0 +1,18 @@
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<script>
document.domain = "example.org";
for (var j = 1; j <= 9; j++) {
parent.i = j;
var locali = parent.i;
parent.is(locali, j, 'step ' + j + ' worked');
}
parent.finish();
</script>
</body>
</html>

38
js/src/xpconnect/tests/mochitest/test_bug629331.html Normal file
View File

@ -0,0 +1,38 @@
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=629331
-->
<head>
<title>Test for Bug 629331</title>
<script type="application/javascript" src="/MochiKit/packed.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=629331">Mozilla Bug 629331</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
function handler(event) {
var obj = JSON.parse(event.data);
if (obj.fun == "finish") {
SimpleTest.finish();
} else {
is(obj.a, obj.b, obj.description);
}
}
window.addEventListener('message', handler, false);
</script>
<iframe src="http://test1.example.org/tests/js/src/xpconnect/tests/mochitest/test1_bug629331.html">
</iframe>
</pre>
</body>
</html>