tests/graph/commitgraph.c

   1 #include "clar_libgit2.h"
   2
   3 #include <git2.h>
   4 #include <git2/sys/commit_graph.h>
   5
   6 #include "commit_graph.h"
   7 #include "futils.h"
   8
   9 void test_graph_commitgraph__parse(void)
  10 {
  11         git_repository *repo;
  12         struct git_commit_graph_file *file;
  13         struct git_commit_graph_entry e, parent;
  14         git_oid id;
  15         git_str commit_graph_path = GIT_STR_INIT;
  16
  17         cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
  18         cl_git_pass(git_str_joinpath(&commit_graph_path, git_repository_path(repo), "objects/info/commit-graph"));
  19         cl_git_pass(git_commit_graph_file_open(&file, git_str_cstr(&commit_graph_path)));
  20         cl_assert_equal_i(git_commit_graph_file_needs_refresh(file, git_str_cstr(&commit_graph_path)), 0);
  21
  22         cl_git_pass(git_oid_fromstr(&id, "5001298e0c09ad9c34e4249bc5801c75e9754fa5"));
  23         cl_git_pass(git_commit_graph_entry_find(&e, file, &id, GIT_OID_HEXSZ));
  24         cl_assert_equal_oid(&e.sha1, &id);
  25         cl_git_pass(git_oid_fromstr(&id, "418382dff1ffb8bdfba833f4d8bbcde58b1e7f47"));
  26         cl_assert_equal_oid(&e.tree_oid, &id);
  27         cl_assert_equal_i(e.generation, 1);
  28         cl_assert_equal_i(e.commit_time, UINT64_C(1273610423));
  29         cl_assert_equal_i(e.parent_count, 0);
  30
  31         cl_git_pass(git_oid_fromstr(&id, "be3563ae3f795b2b4353bcce3a527ad0a4f7f644"));
  32         cl_git_pass(git_commit_graph_entry_find(&e, file, &id, GIT_OID_HEXSZ));
  33         cl_assert_equal_oid(&e.sha1, &id);
  34         cl_assert_equal_i(e.generation, 5);
  35         cl_assert_equal_i(e.commit_time, UINT64_C(1274813907));
  36         cl_assert_equal_i(e.parent_count, 2);
  37
  38         cl_git_pass(git_oid_fromstr(&id, "9fd738e8f7967c078dceed8190330fc8648ee56a"));
  39         cl_git_pass(git_commit_graph_entry_parent(&parent, file, &e, 0));
  40         cl_assert_equal_oid(&parent.sha1, &id);
  41         cl_assert_equal_i(parent.generation, 4);
  42
  43         cl_git_pass(git_oid_fromstr(&id, "c47800c7266a2be04c571c04d5a6614691ea99bd"));
  44         cl_git_pass(git_commit_graph_entry_parent(&parent, file, &e, 1));
  45         cl_assert_equal_oid(&parent.sha1, &id);
  46         cl_assert_equal_i(parent.generation, 3);
  47
  48         git_commit_graph_file_free(file);
  49         git_repository_free(repo);
  50         git_str_dispose(&commit_graph_path);
  51 }
  52
  53 void test_graph_commitgraph__parse_octopus_merge(void)
  54 {
  55         git_repository *repo;
  56         struct git_commit_graph_file *file;
  57         struct git_commit_graph_entry e, parent;
  58         git_oid id;
  59         git_str commit_graph_path = GIT_STR_INIT;
  60
  61         cl_git_pass(git_repository_open(&repo, cl_fixture("merge-recursive/.gitted")));
  62         cl_git_pass(git_str_joinpath(&commit_graph_path, git_repository_path(repo), "objects/info/commit-graph"));
  63         cl_git_pass(git_commit_graph_file_open(&file, git_str_cstr(&commit_graph_path)));
  64
  65         cl_git_pass(git_oid_fromstr(&id, "d71c24b3b113fd1d1909998c5bfe33b86a65ee03"));
  66         cl_git_pass(git_commit_graph_entry_find(&e, file, &id, GIT_OID_HEXSZ));
  67         cl_assert_equal_oid(&e.sha1, &id);
  68         cl_git_pass(git_oid_fromstr(&id, "348f16ffaeb73f319a75cec5b16a0a47d2d5e27c"));
  69         cl_assert_equal_oid(&e.tree_oid, &id);
  70         cl_assert_equal_i(e.generation, 7);
  71         cl_assert_equal_i(e.commit_time, UINT64_C(1447083009));
  72         cl_assert_equal_i(e.parent_count, 3);
  73
  74         cl_git_pass(git_oid_fromstr(&id, "ad2ace9e15f66b3d1138922e6ffdc3ea3f967fa6"));
  75         cl_git_pass(git_commit_graph_entry_parent(&parent, file, &e, 0));
  76         cl_assert_equal_oid(&parent.sha1, &id);
  77         cl_assert_equal_i(parent.generation, 6);
  78
  79         cl_git_pass(git_oid_fromstr(&id, "483065df53c0f4a02cdc6b2910b05d388fc17ffb"));
  80         cl_git_pass(git_commit_graph_entry_parent(&parent, file, &e, 1));
  81         cl_assert_equal_oid(&parent.sha1, &id);
  82         cl_assert_equal_i(parent.generation, 2);
  83
  84         cl_git_pass(git_oid_fromstr(&id, "815b5a1c80ca749d705c7aa0cb294a00cbedd340"));
  85         cl_git_pass(git_commit_graph_entry_parent(&parent, file, &e, 2));
  86         cl_assert_equal_oid(&parent.sha1, &id);
  87         cl_assert_equal_i(parent.generation, 6);
  88
  89         git_commit_graph_file_free(file);
  90         git_repository_free(repo);
  91         git_str_dispose(&commit_graph_path);
  92 }
  93
  94 void test_graph_commitgraph__writer(void)
  95 {
  96         git_repository *repo;
  97         git_commit_graph_writer *w = NULL;
  98         git_revwalk *walk;
  99         git_commit_graph_writer_options opts = GIT_COMMIT_GRAPH_WRITER_OPTIONS_INIT;
 100         git_buf cgraph = GIT_BUF_INIT;
 101         git_str expected_cgraph = GIT_STR_INIT, path = GIT_STR_INIT;
 102
 103         cl_git_pass(git_repository_open(&repo, cl_fixture("testrepo.git")));
 104
 105         cl_git_pass(git_str_joinpath(&path, git_repository_path(repo), "objects/info"));
 106         cl_git_pass(git_commit_graph_writer_new(&w, git_str_cstr(&path)));
 107
 108         /* This is equivalent to `git commit-graph write --reachable`. */
 109         cl_git_pass(git_revwalk_new(&walk, repo));
 110         cl_git_pass(git_revwalk_push_glob(walk, "refs/*"));
 111         cl_git_pass(git_commit_graph_writer_add_revwalk(w, walk));
 112         git_revwalk_free(walk);
 113
 114         cl_git_pass(git_commit_graph_writer_dump(&cgraph, w, &opts));
 115         cl_git_pass(git_str_joinpath(&path, git_repository_path(repo), "objects/info/commit-graph"));
 116         cl_git_pass(git_futils_readbuffer(&expected_cgraph, git_str_cstr(&path)));
 117
 118         cl_assert_equal_i(cgraph.size, git_str_len(&expected_cgraph));
 119         cl_assert_equal_i(memcmp(cgraph.ptr, git_str_cstr(&expected_cgraph), cgraph.size), 0);
 120
 121         git_buf_dispose(&cgraph);
 122         git_str_dispose(&expected_cgraph);
 123         git_str_dispose(&path);
 124         git_commit_graph_writer_free(w);
 125         git_repository_free(repo);
 126 }