test/mjsunit/regress/regress-191.js

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// Make sure that accessor setters are ignored on context extension
// objects.
// See http://code.google.com/p/v8/issues/detail?id=191

var setterCalled = false;

Object.prototype.__defineSetter__("x", function() { setterCalled = true; });

function test() {
  eval("var x = 42");
  assertFalse(setterCalled, "accessor setter call on context object");
  assertEquals(42, eval("x"));
}

test();