npm run test:unit のテストが失敗する

[gh640]

Node 16.5.x では成功したテストが Node 16.6.0 では失敗するようになりました。

• Changes by create-pull-request action #9
• https://github.com/gh640/express-jest-example-ja/actions/runs/1084474031

  npm run test:unit
  shell: /usr/bin/bash -e {0}
  env:
    NODE_VERSION: 16

> [email protected] test:unit
> NODE_OPTIONS=--experimental-vm-modules jest __tests__/unit

TypeError: String.prototype.startsWith called on null or undefined
    at startsWith (<anonymous>)
    at node:internal/errors:811:19
    at Array.filter (<anonymous>)
    at node:internal/errors:809:16
    at prepareStackTrace (node:internal/errors:96:12)
    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1138:38)
    at Module.load (node:internal/modules/cjs/loader:981:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Module.require (node:internal/modules/cjs/loader:1005:19)
    at require (node:internal/modules/cjs/helpers:94:18)
Error: Process completed with exit code 1.

[gh640]

See:

• module: fix ERR_REQUIRE_ESM error for null frames nodejs/node#39593
• https://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V16.md#2021-08-03-version-1661-current-targos

[gh640]

ひとつ前のコメントのリンク先の Node 16.6.0 のバグが原因だったようです。 Node 16.6.1 で解消されました。

参考: nodejs/node#39593

テストが再び通るようになったので終了します。

https://github.com/gh640/express-jest-example-ja/actions/runs/1084474031

  npm run test:unit
  shell: /usr/bin/bash -e {0}
  env:
    NODE_VERSION: 16

> [email protected] test:unit
> NODE_OPTIONS=--experimental-vm-modules jest __tests__/unit

(node:1609) ExperimentalWarning: VM Modules is an experimental feature. This feature could change at any time
(Use `node --trace-warnings ...` to show where the warning was created)
PASS __tests__/unit/handlers/reverse.test.js
PASS __tests__/unit/handlers/hello.test.js

Test Suites: 2 passed, 2 total
Tests:       4 passed, 4 total
Snapshots:   0 total
Time:        0.564 s
Ran all test suites matching /__tests__\/unit/i.