// Copyright JS Foundation and other contributors, http://js.foundation // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // Test with proxy assert(JSON.stringify(new Proxy(['foo'], {})) === '["foo"]'); assert(JSON.stringify(new Proxy({0:"foo"}, {})) === '{"0":"foo"}'); var target = [1,2,3]; var handler = { get(target, prop) { if (prop == "length") { throw 42; } } } try { JSON.stringify(new Proxy(target,handler)); assert(false); } catch (e) { assert(e === 42); } var revocable = Proxy.revocable (target, { get (t, p , r) { if (p == "toJSON") { revocable.revoke(); } }}); var proxy = revocable.proxy; try { JSON.stringify(proxy); assert(false); } catch (e) { assert(e instanceof TypeError); }