Method getXFail

lib/internal/test_runner/tests_stream.js:100–102

(expectation = undefined)

  }

  getXFail(expectation = undefined) {
    return { __proto__: null, expectFailure: expectation ?? true };
  }

  enqueue(nesting, loc, name, type, testId, parentId, tags) {
    this[kEmitMessage]('test:enqueue', {