devtools/shared/tests/xpcshell/test_defer.js


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/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

const defer = require("resource://devtools/shared/defer.js");

function testResolve() {
  const deferred = defer();
  deferred.resolve("success");
  return deferred.promise;
}

function testReject() {
  const deferred = defer();
  deferred.reject("error");
  return deferred.promise;
}

add_task(async function () {
  const success = await testResolve();
  equal(success, "success");

  let error;
  try {
    await testReject();
  } catch (e) {
    error = e;
  }

  equal(error, "error");
});