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tldr/pages/linux/faketime.md
Dennis Weber fbf9b8bf3f faketime: add page (#3103)
2019-06-12 20:22:24 +05:30

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faketime

Fake the system time for a given command. More information: https://manpages.ubuntu.com/manpages/trusty/man1/faketime.1.html.

  • Fake the time to this evening, before printing the result of date:

faketime '{{today 23:30}}' {{date}}

  • Open a new bash shell, which uses yesterday as the current date:

faketime '{{yesterday}}' {{bash}}

  • Simulate how any program would act next friday night:

faketime '{{next Friday 1 am}}' {{path/to/any/program}}