thodg/libgit2/tests/pack/midx.c

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• Hash : fff209c4
  Author :
  Date : 2020-02-17T21:28:13
  

  midx: Add a way to write multi-pack-index files This change adds the git_midx_writer_* functions to allow to write and create `multi-pack-index` files from `.idx`/`.pack` files. Part of: #5399

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• tests/pack/midx.c

• #include "clar_libgit2.h"
  
  #include <git2.h>
  #include <git2/sys/midx.h>
  
  #include "midx.h"
  
  void test_pack_midx__parse(void)
  {
  	git_repository *repo;
  	struct git_midx_file *idx;
  	struct git_midx_entry e;
  	git_oid id;
  	git_buf midx_path = GIT_BUF_INIT;
  
  	cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
  	cl_git_pass(git_buf_joinpath(&midx_path, git_repository_path(repo), "objects/pack/multi-pack-index"));
  	cl_git_pass(git_midx_open(&idx, git_buf_cstr(&midx_path)));
  	cl_assert_equal_i(git_midx_needs_refresh(idx, git_buf_cstr(&midx_path)), 0);
  
  	cl_git_pass(git_oid_fromstr(&id, "5001298e0c09ad9c34e4249bc5801c75e9754fa5"));
  	cl_git_pass(git_midx_entry_find(&e, idx, &id, GIT_OID_HEXSZ));
  	cl_assert_equal_oid(&e.sha1, &id);
  	cl_assert_equal_s(
  			(const char *)git_vector_get(&idx->packfile_names, e.pack_index),
  			"pack-d7c6adf9f61318f041845b01440d09aa7a91e1b5.idx");
  
  	git_midx_free(idx);
  	git_repository_free(repo);
  	git_buf_dispose(&midx_path);
  }
  
  void test_pack_midx__lookup(void)
  {
  	git_repository *repo;
  	git_commit *commit;
  	git_oid id;
  
  	cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
  
  	cl_git_pass(git_oid_fromstr(&id, "5001298e0c09ad9c34e4249bc5801c75e9754fa5"));
  	cl_git_pass(git_commit_lookup_prefix(&commit, repo, &id, GIT_OID_HEXSZ));
  	cl_assert_equal_s(git_commit_message(commit), "packed commit one\n");
  
  	git_commit_free(commit);
  	git_repository_free(repo);
  }
  
  void test_pack_midx__writer(void)
  {
  	git_repository *repo;
  	git_midx_writer *w = NULL;
  	git_buf midx = GIT_BUF_INIT, expected_midx = GIT_BUF_INIT, path = GIT_BUF_INIT;
  
  	cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
  
  	cl_git_pass(git_buf_joinpath(&path, git_repository_path(repo), "objects/pack"));
  	cl_git_pass(git_midx_writer_new(&w, git_buf_cstr(&path)));
  
  	cl_git_pass(git_midx_writer_add(w, "pack-d7c6adf9f61318f041845b01440d09aa7a91e1b5.idx"));
  	cl_git_pass(git_midx_writer_add(w, "pack-d85f5d483273108c9d8dd0e4728ccf0b2982423a.idx"));
  	cl_git_pass(git_midx_writer_add(w, "pack-a81e489679b7d3418f9ab594bda8ceb37dd4c695.idx"));
  
  	cl_git_pass(git_midx_writer_dump(&midx, w));
  	cl_git_pass(git_buf_joinpath(&path, git_repository_path(repo), "objects/pack/multi-pack-index"));
  	cl_git_pass(git_futils_readbuffer(&expected_midx, git_buf_cstr(&path)));
  
  	cl_assert_equal_i(git_buf_len(&midx), git_buf_len(&expected_midx));
  	cl_assert_equal_strn(git_buf_cstr(&midx), git_buf_cstr(&expected_midx), git_buf_len(&midx));
  
  	git_buf_dispose(&midx);
  	git_buf_dispose(&expected_midx);
  	git_buf_dispose(&path);
  	git_midx_writer_free(w);
  	git_repository_free(repo);
  }
  

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