Function assert_throws

deps/v8/test/wasm-js/testharness-additions.js:5–16

(code, func, description)

// found in the LICENSE file.

function assert_throws(code, func, description) {
  try {
    func();
  } catch (e) {
    assert_true(
        e.name === code.name,
        'expected exception ' + code.name + ', got ' + e.name);
    return;
  }
  assert_true(
      false, 'expected exception ' + code.name + ', no exception thrown');
}

function promise_rejects(test, expected, promise, description) {
  return promise