t6036, t6042: use test_line_count instead of wc -l

diff --git a/t/t5404-tracking-branches.sh b/t/t5404-tracking-branches.sh
index 2b8c0bac7db47ef7b37024ecea95ed0e37d5364f..2762f420bc2c670b42eaefa0c1d33bc397fb4b2f 100755 (executable)
--- a/t/t5404-tracking-branches.sh
+++ b/t/t5404-tracking-branches.sh
@@ -56,7 +56,7 @@ test_expect_success 'deleted branches have their tracking branches removed' '
 test_expect_success 'already deleted tracking branches ignored' '
        git branch -d -r origin/b3 &&
        git push origin :b3 >output 2>&1 &&
-       ! grep error output
+       ! grep "^error: " output
 '
 
 test_done