size_check_of_web_api.html | Explore in Territory

<!DOCTYPE html>
<html crossorigin>
<head>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
</head>
<body>
  <script>
test(() => {
  let mem;
  try {
    mem = new WebAssembly.Memory({initial: 33000, maximum: 33000});
  } catch (e) {
    // We failed to allocate the WebAssembly memory. We can just return.
    assert_equals(e.constructor, RangeError);
    assert_equals(e.message,
      "WebAssembly.Memory(): could not allocate memory");
    return;
  }
  const encoder = new TextEncoder();
  let data = new Uint8Array(mem.buffer);
  assert_throws_js(RangeError,
    () => encoder.encodeInto("Hello World", data));
}, "Test that webgl rejects an ArrayBuffer bigger than 2GB.");

test(() => {
  let mem;
  try {
    mem = new WebAssembly.Memory({initial: 33000, maximum: 33000});
  } catch (e) {
    // We failed to allocate the WebAssembly memory. We can just return.
    assert_equals(e.constructor, RangeError);
    assert_equals(e.message,
      "WebAssembly.Memory(): could not allocate memory");
    return;
  }
  const encoder = new TextEncoder();
  let data = new Uint8Array(mem.buffer, 10, 16);
  encoder.encodeInto("Hello World", data);
}, "Test that webgl accepts a small view of ArrayBuffer bigger than 2GB.");
  </script>
</body>
</html>
chromium/third_party/blink/web_tests/fast/arraybuffer/size_check_of_web_api.html
