+test_expect_success 'checkout -b makes reflog by default' '
+ git checkout master &&
+ git config --unset core.logAllRefUpdates &&
+ git checkout -b alpha &&
+ test -f .git/logs/refs/heads/alpha &&
+ PAGER= git reflog show alpha
+'
+
+test_expect_success 'checkout -b does not make reflog when core.logAllRefUpdates = false' '
+ git checkout master &&
+ git config core.logAllRefUpdates false &&
+ git checkout -b beta &&
+ ! test -f .git/logs/refs/heads/beta &&
+ test_must_fail PAGER= git reflog show beta
+'
+
+test_expect_success 'checkout -b with -l makes reflog when core.logAllRefUpdates = false' '
+ git checkout master &&
+ git checkout -lb gamma &&
+ git config --unset core.logAllRefUpdates &&
+ test -f .git/logs/refs/heads/gamma &&
+ PAGER= git reflog show gamma
+'
+