February 2019
Intermediate to advanced
626 pages
15h 51m
English
Content preview from Mastering Windows PowerShell Scripting - Third Edition
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Test-FileCatalog
The Test-FileCatalog command compares the content of the catalog file to the filesystem. Hashes are recalculated for each file.
If none of the content has changed, Test-FileCatalog will return Valid:
PS> Test-FileCatalog -Path C:\Temp\ACL -CatalogFilePath C:\Temp\Security\example.catValid
If a file has been added, removed, or changed, the Test-FileCatalog command will return ValidationFailed.
At this point, the Detailed parameter can be used to see which file changed.
Is it faster without Detailed?
The Detailed parameter does not change the amount of work Test-FileCatalog must do. If the result is to be used, it might be better to use the Detailed parameter right away. This saves the CPU cycles and I/O operations required ...
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