josdejong/mathjs
在 GitHub 查看TypeError: Cannot read property 'prototype' of undefined when run in jest
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#1,898 创建于 2020年6月28日
help wanted
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描述
yarn jest --testPathPattern path/to/file
yarn run v1.22.4
$ D:\workspace\js\myproject\node_modules\.bin\jest --testPathPattern path/to/file
FAIL path/to/xxx.spec.ts
● Test suite failed to run
● Test suite failed to run
TypeError: Cannot read property 'prototype' of undefined
at Object.<anonymous>.createComplexClass.isClass (node_modules/mathjs/lib/type/complex/Complex.js:28:23)
at assertAndCreate (node_modules/mathjs/lib/utils/factory.js:49:12)
at Object.<anonymous> (node_modules/mathjs/lib/entry/pureFunctionsAny.generated.js:24:38)
at Object.<anonymous> (node_modules/mathjs/lib/entry/mainAny.js:53:25)
It can be produced with the latest at least three versions. It works fine in my project when run the project by running npm run start. Why this is not working with jest.