🐛 Bug Report
Jest uses instanceof check to ensure modern version of fakeTimers is being used. Which in addition with inconsistent file resolution system causes double import and the following error in test:
TypeError: setSystemTime is not available when not using modern timers
Related Issues: #11660, #11662
To Reproduce
Steps to reproduce the behavior:
1.Clone example repo.
2.On windows open cmd and navigate to working directory using cd command.
cd c:\workingdir
Make sure the disk letter is lowercase on the cwd, not C:\
3.Run jest cli
Expected behavior
Test shouldn't fail
Link to repl or repo (highly encouraged)
https://github.com/aliaksandr-yermalayeu/jest-faketimers-repro
envinfo
System:
OS: Windows 10 10.0.19043
CPU: (12) x64 Intel(R) Core(TM) i7-10710U CPU @ 1.10GHz
Binaries:
Node: 14.17.0 - C:\Program Files\nodejs\node.EXE
Yarn: 1.22.5 - C:\Program Files (x86)\Yarn\bin\yarn.CMD
npm: 6.14.13 - C:\Program Files\nodejs\npm.CMD
npmPackages:
jest: ^27.0.6 => 27.0.6
🐛 Bug Report
Jest uses
instanceofcheck to ensuremodernversion of fakeTimers is being used. Which in addition with inconsistent file resolution system causes double import and the following error in test:Related Issues: #11660, #11662
To Reproduce
Steps to reproduce the behavior:
1.Clone example repo.
2.On windows open cmd and navigate to working directory using cd command.
cd c:\workingdirMake sure the disk letter is lowercase on the cwd, not
C:\3.Run jest cli
Expected behavior
Test shouldn't fail
Link to repl or repo (highly encouraged)
https://github.com/aliaksandr-yermalayeu/jest-faketimers-repro
envinfo