LayoutTests/ietestcenter/Javascript/TestCases/11.4.1-4.a-12.js

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/*
This test is actually testing the [[Delete]] internal method (8.12.8). Since the
language provides no way to directly exercise [[Delete]], the tests are placed here.
*/

ES5Harness.registerTest( {
id: "11.4.1-4.a-12",

path: "TestCases/chapter11/11.4/11.4.1/11.4.1-4.a-12.js",

description: "delete operator returns false when deleting a property(length)",

test: function testcase() {

  var a = [1,2,3]
  a.x = 10;
  var d = delete a.length
  if(d === false && a.length === 3)
    return true;
 }
});