Function TestSparseInheritedElementSort

deps/v8/test/mjsunit/array-sort.js:229–257

(scale)

TestInheritedElementSort(15);

function TestSparseInheritedElementSort(scale) {
  var length = scale * 10;
  var x = {length: length};
  var y = {};
  y.__proto__ = x;

  for (var i = 0; i < 5; i++) {
    x[i * 2 * scale] = 2 * (4 - i);
    y[(i * 2 + 1) * scale] = 2 * (4 - i) + 1;
  }

  var name = "SparseSortInherit(" + scale + ")-";

  Array.prototype.sort.call(y);

  assertEquals(length, y.length, name +"length");

  for (var i = 0; i < 10; i++) {
    assertTrue(y.hasOwnProperty(i), name + "hasvalue" + i);
    assertEquals(i, y[i], name + "value" + i);
  }
  for (var i = 10; i < length; i++) {
    assertFalse(y.hasOwnProperty(i), name + "noundef" + i);

    if (x.hasOwnProperty(i)) {
      assertTrue(0 == i % (2 * scale), name + "new_x" + i);
    }
  }
}

TestSparseInheritedElementSort(10);
TestSparseInheritedElementSort(100);