do_for_each_reflog(): use a strbuf to hold logfile name

diff --git a/t/t7400-submodule-basic.sh b/t/t7400-submodule-basic.sh
index b377a7af28c9dde11bd4cf6adcf0d7eae31a0754..81827e696f21f598357313d6dad94400d8562718 100755 (executable)
--- a/t/t7400-submodule-basic.sh
+++ b/t/t7400-submodule-basic.sh
@@ -234,7 +234,7 @@ EOF
 
 test_expect_success 'status should only print one line' '
        git submodule status >lines &&
-       test $(wc -l <lines) = 1
+       test_line_count = 1 lines
 '
 
 test_expect_success 'setup - fetch commit name from submodule' '