2 commits

Author	SHA1	Message	Date
Arseny Balobanov	b2e6e86a8c	externalsort: fix last empty line swallow.	2020-03-14 00:07:15 +03:00
Arseny Balobanov	259a0d4ed8	externalsort: run sort tests on copies of testdata files as sort may overwrite them; fix sort logic; add tests.	2020-03-13 03:38:48 +03:00