Archive compresses a file/directory to a writer If the path ends with a separator, then the contents of the folder at that path are at the root level of the archive, otherwise, the root of the archive contains the folder as its only item (with contents inside).

ArchivePartial compresses all files in a file/directory matching a relative prefix to a writer If the path ends with a separator, then the contents of the folder at that path are at the root level of the archive, otherwise, the root of the archive contains the folder as its only item (with contents inside).

CreateTestZip allows for creating temporary in memory zip files.

TestFile contains the information needed to create a test file.