read-tree A B C: do not create a bogus index and do not segfault

diff --git a/t/t3210-pack-refs.sh b/t/t3210-pack-refs.sh
index b64ccfbc5bcf40717f8e04bdadc841bc8cd6c51f..c2dec1c6320a0f9b555e3cd38d164c4e3efcb51e 100755 (executable)
--- a/t/t3210-pack-refs.sh
+++ b/t/t3210-pack-refs.sh
@@ -43,7 +43,7 @@ test_expect_success 'git branch c/d should barf if branch c exists' '
      git branch c &&
      git pack-refs --all &&
      rm -f .git/refs/heads/c &&
-     ! git branch c/d
+     test_must_fail git branch c/d
 '
 
 test_expect_success \
@@ -72,7 +72,7 @@ test_expect_success \
 test_expect_success 'git branch i/j/k should barf if branch i exists' '
      git branch i &&
      git pack-refs --all --prune &&
-     ! git branch i/j/k
+     test_must_fail git branch i/j/k
 '
 
 test_expect_success \