jestjs/jest

[Bug]: createMockFromModule not mocking class correctly

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#14 178 ouverte le 2 juin 2023

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Description

Version

29.5.0

Steps to reproduce

  1. Clone my repo at https://github.com/dominiktopp/jestCreateMockFromModuleIssue
  2. npm install
  3. npm test
  4. tests will fail

Expected behavior

I expect the test cases to succeed.

Actual behavior

Tests are failing because jest.createMockFromModule only mocks constructor and functions for classes but no other properties (also no getters). The example for jest.createMockFromModule does not mock an exported class but an instance of a class: class: new (class Bar {...})()

Additional context

No response

Environment

System:
  OS: Windows 10 10.0.19045
  CPU: (12) x64 Intel(R) Core(TM) i7-10750H CPU @ 2.60GHz
  Memory: 10.67 GB / 31.76 GB
Binaries:
  Node: 16.15.0 - C:\Program Files\nodejs\node.EXE
  npm: 8.5.5 - C:\Program Files\nodejs\npm.CMD

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