tree c1957eb8823771bf7e5d4c20a6ba66c01dbe41a3
parent 93a9bf876ba518464b12a5871965dc11df0012e4
author Denton Liu <liu.denton@gmail.com> 1573600080 -0800
committer Junio C Hamano <gitster@pobox.com> 1574296911 +0900

t5520: use test_line_count where possible

Instead of rolling our own functionality to test the number of lines a
command outputs, use test_line_count() which provides better debugging
information in the case of a failure.

Signed-off-by: Denton Liu <liu.denton@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>