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asyncHelpers-throwsAsync-invalid-func.js (1701B)

      1 // |reftest| async
      2 // Copyright (C) 2022 Igalia, S.L. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 /*---
      5 description: |
      6    assert.throwsAsync calls $DONE with a rejecting value if func is not a function returning a thenable.
      7 flags: [async]
      8 includes: [asyncHelpers.js]
      9 ---*/
     10 
     11 async function checkRejects(func) {
     12  var caught = false;
     13  const p = assert.throwsAsync(Test262Error, func);
     14  assert(p instanceof Promise, "assert.throwsAsync should return a promise");
     15  try {
     16    await p;
     17  } catch (e) {
     18    caught = true;
     19    assert.sameValue(
     20      e.constructor,
     21      Test262Error,
     22      "throwsAsync should reject improper function with a Test262Error"
     23    );
     24  } finally {
     25    assert(
     26      caught,
     27      "assert.throwsAsync did not reject improper function " + func
     28    );
     29  }
     30 }
     31 
     32 asyncTest(async function () {
     33  await checkRejects(null);
     34  await checkRejects({});
     35  await checkRejects("string");
     36  await checkRejects(10);
     37  await checkRejects();
     38  await checkRejects({
     39    then: function (res, rej) {
     40      res(true);
     41    },
     42  });
     43  await checkRejects(function () {
     44    return null;
     45  });
     46  await checkRejects(function () {
     47    return {};
     48  });
     49  await checkRejects(function () {
     50    return "string";
     51  });
     52  await checkRejects(function () {
     53    return 10;
     54  });
     55  await checkRejects(function () {});
     56  await checkRejects(function () {
     57    return { then: null };
     58  });
     59  await checkRejects(function () {
     60    return { then: {} };
     61  });
     62  await checkRejects(function () {
     63    return { then: "string" };
     64  });
     65  await checkRejects(function () {
     66    return { then: 10 };
     67  });
     68  await checkRejects(function () {
     69    return { then: undefined };
     70  });
     71 });