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tests/pack: do strict check of testpack's SHA1 hash

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This commit is contained in:
Michael Schubert 2013-02-17 17:52:16 +01:00
parent fcc265fef8
commit 6774b1071f
1 changed files with 32 additions and 0 deletions
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32
tests-clar/pack/packbuilder.c
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@ -1,4 +1,6 @@
#include "clar_libgit2.h"
#include "fileops.h"
#include "hash.h"
#include "iterator.h"
#include "vector.h"
#include "posix.h"
@ -76,6 +78,10 @@ static void seed_packbuilder(void)
void test_pack_packbuilder__create_pack(void)
{
git_transfer_progress stats;
git_buf buf = GIT_BUF_INIT;
git_hash_ctx ctx;
git_oid hash;
char hex[41]; hex[40] = '\0';
seed_packbuilder();
cl_git_pass(git_packbuilder_write(_packbuilder, "testpack.pack"));
@ -83,6 +89,32 @@ void test_pack_packbuilder__create_pack(void)
cl_git_pass(git_indexer_new(&_indexer, "testpack.pack"));
cl_git_pass(git_indexer_run(_indexer, &stats));
cl_git_pass(git_indexer_write(_indexer));
/*
* By default, packfiles are created with only one thread.
* Therefore we can predict the object ordering and make sure
* we create exactly the same pack as git.git does when *not*
* reusing existing deltas (as libgit2).
*
* $ cd tests-clar/resources/testrepo.git
* $ git rev-list --objects HEAD | \
* git pack-objects -q --no-reuse-delta --threads=1 pack
* $ sha1sum git-80e61eb315239ef3c53033e37fee43b744d57122.pack
* 5d410bdf97cf896f9007681b92868471d636954b
*
*/
cl_git_pass(git_futils_readbuffer(&buf, "testpack.pack"));
cl_git_pass(git_hash_init(&ctx));
cl_git_pass(git_hash_update(&ctx, buf.ptr, buf.size));
cl_git_pass(git_hash_final(&hash, &ctx));
git_buf_free(&buf);
git_oid_fmt(hex, &hash);
cl_assert_equal_s(hex, "5d410bdf97cf896f9007681b92868471d636954b");
}
static git_transfer_progress stats;