js/src/jit-test/tests/basic/proxy-assign-inherited.js

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

     1 // When we assign to a property that a proxy claims is inherited, the
     2 // defineProperty handler call to create the new own property should get
     3 // the newly assigned value.
     5 var hits;
     6 var handlers = {
     7   getOwnPropertyDescriptor: function(name) {
     8     return undefined;
     9   },
    10   getPropertyDescriptor: function(name) {
    11     return { value:42, writable:true, enumerable:true, configurable:true };
    12   },
    13   defineProperty: function(name, descriptor) {
    14     hits++;
    15     assertEq(name, 'x');
    16     assertEq(descriptor.value, 43);
    17   }
    18 };
    19 hits = 0;
    20 Proxy.create(handlers).x = 43;
    21 assertEq(hits, 1);

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