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31 lines
1.3 KiB
JavaScript
31 lines
1.3 KiB
JavaScript
const Cu = Components.utils;
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function checkWaivers(from, allowed) {
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var sb = new Cu.Sandbox('http://example.com');
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from.test = sb.eval('var o = {prop: 2, f: function() {return 42;}}; o');
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// Make sure that |from| has Xrays to sb.
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do_check_eq(from.eval('test.prop'), 2);
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do_check_eq(from.eval('test.f'), undefined);
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// Make sure that waivability works as expected.
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do_check_eq(from.eval('!!test.wrappedJSObject'), allowed);
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do_check_eq(from.eval('XPCNativeWrapper.unwrap(test) !== test'), allowed);
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// Make a sandbox with the same principal as |from|, but without any waiver
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// restrictions, and make sure that the waiver does not transfer.
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var friend = new Cu.Sandbox(Cu.getObjectPrincipal(from));
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friend.test = from.test;
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friend.eval('var waived = test.wrappedJSObject;');
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do_check_true(friend.eval('waived.f()'), 42);
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friend.from = from;
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friend.eval('from.waived = waived');
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do_check_eq(from.eval('!!waived.f'), allowed);
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}
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function run_test() {
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checkWaivers(new Cu.Sandbox('http://example.com'), true);
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checkWaivers(new Cu.Sandbox('http://example.com', {allowWaivers: false}), false);
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checkWaivers(new Cu.Sandbox(['http://example.com']), true);
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checkWaivers(new Cu.Sandbox(['http://example.com'], {allowWaivers: false}), false);
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}
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