t1512: ignore whitespaces in wc -l output

Some implementations of sed (e.g. MacOS X) have whitespaces in the
output of "wc -l" that reads from the standard input.  Ignore these
whitespaces by not quoting the command substitution to be compared
with the constant "16".

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t1512-rev-parse-disambiguation.sh b/t/t1512-rev-parse-disambiguation.sh
index 3ed7558c1ecd074504c6a8699bd599033b1ba84d..1eb35143f8fb61a0925e41209ccd910f91eb0d84 100755 (executable)
--- a/t/t1512-rev-parse-disambiguation.sh
+++ b/t/t1512-rev-parse-disambiguation.sh
@@ -257,7 +257,7 @@ test_expect_success 'rev-parse --disambiguate' '
        # commits created by commit-tree in earlier tests do not share
        # the prefix.
        git rev-parse --disambiguate=000000000 >actual &&
-       test "$(wc -l <actual)" = 16 &&
+       test $(wc -l <actual) = 16 &&
        test "$(sed -e "s/^\(.........\).*/\1/" actual | sort -u)" = 000000000
 '