finish writing test?

looks like this is where it was left off

https://github.com/DendraScience/dendra-fuse-djafs/blob/0f1679a56282192b436e0c16e4d3644497b28a19/util/repack_test.go#L15

```golang

	t.Error(GCWorkDirs())
	t.Fail()
}

// TODO: finish writing test?
//looks like this is where it was left off

```