Merge branch 'js/test-file-size'

Test clean-up. * js/test-file-size: tests: consolidate the `file_size` function into `test-lib-functions.sh`

Junio C Hamano committed Nov 11, 2020 at 13:18 UTC f2061f698292c966498d1caec7c5ce9e2e8f67a3

No changes.