Function CreateRab

deps/v8/test/mjsunit/typedarray-resizablearraybuffer.js:829–838

(buffer_byte_length, ctor)

// Helpers for iteration tests.
function CreateRab(buffer_byte_length, ctor) {
  const rab = CreateResizableArrayBuffer(buffer_byte_length,
                                         2 * buffer_byte_length);
  // Write some data into the array.
  let ta_write = new ctor(rab);
  for (let i = 0; i < buffer_byte_length / ctor.BYTES_PER_ELEMENT; ++i) {
    WriteToTypedArray(ta_write, i, i % 128);
  }
  return rab;
}

function TestIterationAndResize(ta, expected, rab, resize_after,
                                new_byte_length) {