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Unified Diff: test/mjsunit/harmony/proxies-prototype-handler-stackoverflow.js

Issue 1526953002: [proxies] Check for stack overflow when calling through to the target (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: handlers too Created 5 years ago
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Index: test/mjsunit/harmony/proxies-prototype-handler-stackoverflow.js
diff --git a/test/mjsunit/harmony/proxies-prototype-handler-stackoverflow.js b/test/mjsunit/harmony/proxies-prototype-handler-stackoverflow.js
new file mode 100644
index 0000000000000000000000000000000000000000..e88476dd505c1f8a338254ce4ab7bc0f9d2e650f
--- /dev/null
+++ b/test/mjsunit/harmony/proxies-prototype-handler-stackoverflow.js
@@ -0,0 +1,118 @@
+// 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: --harmony-proxies --harmony-reflect --stack-size=100
+
+// Test that traps that involve walking the target object's prototype chain
+// don't overflow the stack when the original proxy is on that chain.
+
+(function TestGetPrototype() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { return p.__proto__; } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestSetPrototype() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { p.__proto__ = p; } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestHasProperty() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ return Reflect.has(p, "foo");
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestSet() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { p.foo = 1; } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestGet() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { return p.foo; } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestEnumerate() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { for (var x in p) {} } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestIsExtensible() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ return Reflect.isExtensible(p);
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestPreventExtensions() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ Reflect.preventExtensions(p);
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestGetOwnPropertyDescriptor() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ return Object.getOwnPropertyDescriptor(p, "foo");
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestDeleteProperty() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try { delete p.foo; } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestDefineProperty() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ Object.defineProperty(p, "foo", {value: "bar"});
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestOwnKeys() {
+ var handler = {};
+ var p = new Proxy({}, handler);
+ handler.__proto__ = p;
+ try {
+ return Reflect.ownKeys(p);
+ } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestCall() {
+ var handler = {};
+ var p = new Proxy(function() {}, handler);
+ handler.__proto__ = p;
+ try { return p(); } catch(e) { assertInstanceof(e, RangeError); }
+})();
+
+(function TestConstruct() {
+ var handler = {};
+ var p = new Proxy(function() { this.foo = 1; }, handler);
+ handler.__proto__ = p;
+ try { return new p(); } catch(e) { assertInstanceof(e, RangeError); }
+})();
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