NewTempFs returns a fake Filesystem in temporary directory, useful for unit tests.

NewTempFs returns a fake Filesystem in temporary directory, useful for unit tests.

DefaultFs implements Filesystem using same-named functions from "os" and "path/filepath".

File is an interface that we can use to mock various filesystem operations typically accessed through the File object from the "os" package.

Filesystem is an interface that we can use to mock various filesystem operations.