[Bug]: jest.mock('package-name') does nothing

[Tyguy7]

Version

3.3.2

Steps to reproduce

1. Create any test file
2. Mock any package that is used by dependencies of your project such as "node-fetch"
3. Call jest.mock("package-name") at the top of your test file
4. Run tests, observe that the package has NOT been mocked

Expected behavior

Packages should be mocked globally.

Actual behavior

Packages are not mocked at all.

Additional context

No response

Environment

System:
    OS: macOS 12.6
    CPU: (8) arm64 Apple M2
  Binaries:
    Node: 20.9.0 - ~/.nvm/versions/node/v20.9.0/bin/node
    Yarn: 1.22.19 - /opt/homebrew/bin/yarn
    npm: 10.8.0 - ~/.nvm/versions/node/v20.9.0/bin/npm
  npmPackages:
    jest: ^29.7.0 => 29.7.0

[mrazauskas]

Hard to say something without looking at full reproduction. For instance, it can be that resetMocks is set to true in your Jest config.

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