contrib/subtree: small tidy-up to test

There's no need to switch branches to parse another branch's ancestry. Signed-off-by: Charles Bailey <cbailey32@bloomberg.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Charles Bailey committed Jun 22, 2015 at 14:53 UTC edc8f710c74b82391e21b91abf7c418934b056a3
1 file changed +1 -3
contrib/subtree/t/t7900-subtree.sh
+1 -3
@@ -221,9 +221,7 @@ test_expect_success 'check hash of split' '
221 spl1=$(git subtree split --prefix subdir) &&
222 git subtree split --prefix subdir --branch splitbr1test &&
223 check_equal ''"$(git rev-parse splitbr1test)"'' "$spl1" &&
224 - git checkout splitbr1test &&
225 - new_hash=$(git rev-parse HEAD~2) &&
226 - git checkout mainline &&
224 + new_hash=$(git rev-parse splitbr1test~2) &&
225 check_equal ''"$new_hash"'' "$subdir_hash"
226 '
227