js/src/jit-test/tests/proxy/testDirectProxyPreventExtensions3.js

changeset 0
6474c204b198
equal deleted inserted replaced
-1:000000000000 0:4d705d1395d9
1 load(libdir + "asserts.js");
2
3 // Throw a TypeError if the trap reports an extensible object as non-extensible
4 assertThrowsInstanceOf(function () {
5 Object.preventExtensions(new Proxy({}, {
6 preventExtensions: function () {
7 return true;
8 }
9 }));
10 }, TypeError);

mercurial