diff options
| -rw-r--r-- | builtin/show-index.c | 9 | ||||
| -rwxr-xr-x | t/t5300-pack-object.sh | 18 |
2 files changed, 27 insertions, 0 deletions
diff --git a/builtin/show-index.c b/builtin/show-index.c index 3152d3c74b..756d632b51 100644 --- a/builtin/show-index.c +++ b/builtin/show-index.c @@ -40,6 +40,15 @@ int cmd_show_index(int argc, repo_set_hash_algo(the_repository, hash_algo); } + /* + * Fallback to SHA1 if we are running outside of a repository. + * + * TODO: Figure out and implement a way to detect the hash algorithm in use by the + * the index file passed in and use that instead. + */ + if (!the_hash_algo) + repo_set_hash_algo(the_repository, GIT_HASH_SHA1); + hashsz = the_hash_algo->rawsz; if (fread(top_index, 2 * 4, 1, stdin) != 1) diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh index 53dc3cbf90..d1d6248558 100755 --- a/t/t5300-pack-object.sh +++ b/t/t5300-pack-object.sh @@ -525,6 +525,24 @@ test_expect_success 'index-pack --strict <pack> works in non-repo' ' test_path_is_file foo.idx ' +test_expect_success SHA1 'show-index works OK outside a repository' ' + nongit git show-index <foo.idx +' + +for hash in sha1 sha256 +do + test_expect_success 'show-index works OK outside a repository with hash algo passed in via --object-format' ' + test_when_finished "rm -rf explicit-hash-$hash" && + git init --object-format=$hash explicit-hash-$hash && + test_commit -C explicit-hash-$hash one && + git -C explicit-hash-$hash rev-parse one >in && + git -C explicit-hash-$hash pack-objects explicit-hash-$hash <in && + idx=$(echo explicit-hash-$hash/explicit-hash-$hash*.idx) && + nongit git show-index --object-format=$hash <"$idx" >actual && + test_line_count = 1 actual + ' +done + test_expect_success !PTHREADS,!FAIL_PREREQS \ 'index-pack --threads=N or pack.threads=N warns when no pthreads' ' test_must_fail git index-pack --threads=2 2>err && |