void test_index_tests__remove_entry(void)
{
git_repository *repo;
git_index *index;
p_mkdir("index_test", 0770);
cl_git_pass(git_repository_init(&repo, "index_test", 0));
cl_git_pass(git_repository_index(&index, repo));
cl_assert(git_index_entrycount(index) == 0);
cl_git_mkfile("index_test/hello", NULL);
cl_git_pass(git_index_add_bypath(index, "hello"));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_read(index, true)); /* reload */
cl_assert(git_index_entrycount(index) == 1);
cl_assert(git_index_get_bypath(index, "hello", 0) != NULL);
cl_git_pass(git_index_remove(index, "hello", 0));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_read(index, true)); /* reload */
cl_assert(git_index_entrycount(index) == 0);
cl_assert(git_index_get_bypath(index, "hello", 0) == NULL);
git_index_free(index);
git_repository_free(repo);
cl_fixture_cleanup("index_test");
}
static void setup_race(void)
{
git_buf path = GIT_BUF_INIT;
git_index *index;
git_index_entry *entry;
struct stat st;
/* Make sure we do have a timestamp */
cl_git_pass(git_repository_index__weakptr(&index, g_repo));
cl_git_pass(git_index_write(index));
cl_git_pass(git_buf_joinpath(&path, git_repository_workdir(g_repo), "A"));
cl_git_mkfile(path.ptr, "A");
cl_git_pass(git_index_add_bypath(index, "A"));
cl_git_mkfile(path.ptr, "B");
cl_git_pass(git_index_write(index));
cl_git_mkfile(path.ptr, "");
cl_git_pass(p_stat(path.ptr, &st));
cl_assert(entry = (git_index_entry *)git_index_get_bypath(index, "A", 0));
/* force a race */
entry->mtime.seconds = (int32_t)st.st_mtime;
entry->mtime.nanoseconds = (int32_t)st.st_mtime_nsec;
git_buf_dispose(&path);
}
void test_index_nsec__staging_maintains_other_nanos(void)
{
const git_index_entry *entry;
bool expect_nsec, test_file_has_nsec;
expect_nsec = should_expect_nsecs();
test_file_has_nsec = try_create_file_with_nsec_timestamp("nsecs/a.txt");
cl_assert_equal_b(expect_nsec, test_file_has_nsec);
cl_git_pass(git_index_add_bypath(repo_index, "a.txt"));
cl_git_pass(git_index_write(repo_index));
cl_git_pass(git_index_write(repo_index));
git_index_read(repo_index, 1);
cl_assert_equal_b(true, has_nsecs());
cl_assert((entry = git_index_get_bypath(repo_index, "a.txt", 0)));
/* if we are writing nanoseconds to the index, expect them to be
* nonzero.
*/
if (expect_nsec) {
cl_assert(entry->ctime.nanoseconds != 0);
cl_assert(entry->mtime.nanoseconds != 0);
} else {
cl_assert_equal_i(0, entry->ctime.nanoseconds);
cl_assert_equal_i(0, entry->mtime.nanoseconds);
}
}
void test_index_tests__remove_directory(void)
{
git_repository *repo;
git_index *index;
p_mkdir("index_test", 0770);
cl_git_pass(git_repository_init(&repo, "index_test", 0));
cl_git_pass(git_repository_index(&index, repo));
cl_assert_equal_i(0, (int)git_index_entrycount(index));
p_mkdir("index_test/a", 0770);
cl_git_mkfile("index_test/a/1.txt", NULL);
cl_git_mkfile("index_test/a/2.txt", NULL);
cl_git_mkfile("index_test/a/3.txt", NULL);
cl_git_mkfile("index_test/b.txt", NULL);
cl_git_pass(git_index_add_bypath(index, "a/1.txt"));
cl_git_pass(git_index_add_bypath(index, "a/2.txt"));
cl_git_pass(git_index_add_bypath(index, "a/3.txt"));
cl_git_pass(git_index_add_bypath(index, "b.txt"));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_read(index, true)); /* reload */
cl_assert_equal_i(4, (int)git_index_entrycount(index));
cl_assert(git_index_get_bypath(index, "a/1.txt", 0) != NULL);
cl_assert(git_index_get_bypath(index, "a/2.txt", 0) != NULL);
cl_assert(git_index_get_bypath(index, "b.txt", 0) != NULL);
cl_git_pass(git_index_remove(index, "a/1.txt", 0));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_read(index, true)); /* reload */
cl_assert_equal_i(3, (int)git_index_entrycount(index));
cl_assert(git_index_get_bypath(index, "a/1.txt", 0) == NULL);
cl_assert(git_index_get_bypath(index, "a/2.txt", 0) != NULL);
cl_assert(git_index_get_bypath(index, "b.txt", 0) != NULL);
cl_git_pass(git_index_remove_directory(index, "a", 0));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_read(index, true)); /* reload */
cl_assert_equal_i(1, (int)git_index_entrycount(index));
cl_assert(git_index_get_bypath(index, "a/1.txt", 0) == NULL);
cl_assert(git_index_get_bypath(index, "a/2.txt", 0) == NULL);
cl_assert(git_index_get_bypath(index, "b.txt", 0) != NULL);
git_index_free(index);
git_repository_free(repo);
cl_fixture_cleanup("index_test");
}
void test_index_racy__write_index_just_after_file(void)
{
git_index *index;
git_diff *diff;
git_buf path = GIT_BUF_INIT;
struct p_timeval times[2];
/* Make sure we do have a timestamp */
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_write(index));
cl_git_pass(git_buf_joinpath(&path, git_repository_workdir(g_repo), "A"));
cl_git_mkfile(path.ptr, "A");
/* Force the file's timestamp to be a second after we wrote the index */
times[0].tv_sec = index->stamp.mtime.tv_sec + 1;
times[0].tv_usec = index->stamp.mtime.tv_nsec / 1000;
times[1].tv_sec = index->stamp.mtime.tv_sec + 1;
times[1].tv_usec = index->stamp.mtime.tv_nsec / 1000;
cl_git_pass(p_utimes(path.ptr, times));
/*
* Put 'A' into the index, the size field will be filled,
* because the index' on-disk timestamp does not match the
* file's timestamp.
*/
cl_git_pass(git_index_add_bypath(index, "A"));
cl_git_pass(git_index_write(index));
cl_git_mkfile(path.ptr, "B");
/*
* Pretend this index' modification happened a second after the
* file update, and rewrite the file in that same second.
*/
times[0].tv_sec = index->stamp.mtime.tv_sec + 2;
times[0].tv_usec = index->stamp.mtime.tv_nsec / 1000;
times[1].tv_sec = index->stamp.mtime.tv_sec + 2;
times[0].tv_usec = index->stamp.mtime.tv_nsec / 1000;
cl_git_pass(p_utimes(git_index_path(index), times));
cl_git_pass(p_utimes(path.ptr, times));
cl_git_pass(git_index_read(index, true));
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, NULL));
cl_assert_equal_i(1, git_diff_num_deltas(diff));
git_buf_dispose(&path);
git_diff_free(diff);
git_index_free(index);
}
static void create_conflict(const char *path)
{
git_index *index;
git_index_entry entry;
cl_git_pass(git_repository_index(&index, g_repo));
memset(&entry, 0x0, sizeof(git_index_entry));
entry.mode = 0100644;
GIT_IDXENTRY_STAGE_SET(&entry, 1);
git_oid_fromstr(&entry.id, "d427e0b2e138501a3d15cc376077a3631e15bd46");
entry.path = path;
cl_git_pass(git_index_add(index, &entry));
GIT_IDXENTRY_STAGE_SET(&entry, 2);
git_oid_fromstr(&entry.id, "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf");
cl_git_pass(git_index_add(index, &entry));
GIT_IDXENTRY_STAGE_SET(&entry, 3);
git_oid_fromstr(&entry.id, "2bd0a343aeef7a2cf0d158478966a6e587ff3863");
cl_git_pass(git_index_add(index, &entry));
git_index_write(index);
git_index_free(index);
}
void test_checkout_tree__can_not_update_index(void)
{
git_oid oid;
git_object *head;
unsigned int status;
git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
git_index *index;
opts.checkout_strategy |=
GIT_CHECKOUT_FORCE | GIT_CHECKOUT_DONT_UPDATE_INDEX;
cl_git_pass(git_reference_name_to_id(&oid, g_repo, "HEAD"));
cl_git_pass(git_object_lookup(&head, g_repo, &oid, GIT_OBJ_ANY));
cl_git_pass(git_reset(g_repo, head, GIT_RESET_HARD, &g_opts));
cl_assert_equal_i(false, git_path_isdir("./testrepo/ab/"));
cl_git_pass(git_revparse_single(&g_object, g_repo, "subtrees"));
cl_git_pass(git_checkout_tree(g_repo, g_object, &opts));
cl_assert_equal_i(true, git_path_isfile("./testrepo/ab/de/2.txt"));
cl_git_pass(git_status_file(&status, g_repo, "ab/de/2.txt"));
cl_assert_equal_i(GIT_STATUS_WT_NEW, status);
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_write(index));
cl_git_pass(git_status_file(&status, g_repo, "ab/de/2.txt"));
cl_assert_equal_i(GIT_STATUS_WT_NEW, status);
git_object_free(head);
git_index_free(index);
}
void test_index_racy__diff(void)
{
git_index *index;
git_diff *diff;
git_buf path = GIT_BUF_INIT;
cl_git_pass(git_buf_joinpath(&path, git_repository_workdir(g_repo), "A"));
cl_git_mkfile(path.ptr, "A");
/* Put 'A' into the index */
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_add_bypath(index, "A"));
cl_git_pass(git_index_write(index));
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, NULL));
cl_assert_equal_i(0, git_diff_num_deltas(diff));
git_diff_free(diff);
/* Change its contents quickly, so we get the same timestamp */
cl_git_mkfile(path.ptr, "B");
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, NULL));
cl_assert_equal_i(1, git_diff_num_deltas(diff));
git_index_free(index);
git_diff_free(diff);
git_buf_dispose(&path);
}
int git_checkout_tree(
git_repository *repo,
git_object *treeish,
git_checkout_opts *opts,
git_indexer_stats *stats)
{
git_index *index = NULL;
git_tree *tree = NULL;
int error;
assert(repo && treeish);
if (git_object_peel((git_object **)&tree, treeish, GIT_OBJ_TREE) < 0) {
giterr_set(GITERR_INVALID, "Provided treeish cannot be peeled into a tree.");
return GIT_ERROR;
}
if ((error = git_repository_index(&index, repo)) < 0)
goto cleanup;
if ((error = git_index_read_tree(index, tree, NULL)) < 0)
goto cleanup;
if ((error = git_index_write(index)) < 0)
goto cleanup;
error = git_checkout_index(repo, opts, stats);
cleanup:
git_index_free(index);
git_tree_free(tree);
return error;
}
void test_diff_drivers__long_lines(void)
{
const char *base = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed non nisi ligula. Ut viverra enim sed lobortis suscipit.\nPhasellus eget erat odio. Praesent at est iaculis, ultricies augue vel, dignissim risus. Suspendisse at nisi quis turpis fringilla rutrum id sit amet nulla.\nNam eget dolor fermentum, aliquet nisl at, convallis tellus. Pellentesque rhoncus erat enim, id porttitor elit euismod quis.\nMauris sollicitudin magna odio, non egestas libero vehicula ut. Etiam et quam velit. Fusce eget libero rhoncus, ultricies felis sit amet, egestas purus.\nAliquam in semper tellus. Pellentesque adipiscing rutrum velit, quis malesuada lacus consequat eget.\n";
git_index *idx;
git_diff_list *diff;
git_diff_patch *patch;
char *actual;
const char *expected = "diff --git a/longlines.txt b/longlines.txt\nindex c1ce6ef..0134431 100644\n--- a/longlines.txt\n+++ b/longlines.txt\n@@ -3,3 +3,5 @@ Phasellus eget erat odio. Praesent at est iaculis, ultricies augue vel, dignissi\n Nam eget dolor fermentum, aliquet nisl at, convallis tellus. Pellentesque rhoncus erat enim, id porttitor elit euismod quis.\n Mauris sollicitudin magna odio, non egestas libero vehicula ut. Etiam et quam velit. Fusce eget libero rhoncus, ultricies felis sit amet, egestas purus.\n Aliquam in semper tellus. Pellentesque adipiscing rutrum velit, quis malesuada lacus consequat eget.\n+newline\n+newline\n";
g_repo = cl_git_sandbox_init("empty_standard_repo");
cl_git_mkfile("empty_standard_repo/longlines.txt", base);
cl_git_pass(git_repository_index(&idx, g_repo));
cl_git_pass(git_index_add_bypath(idx, "longlines.txt"));
cl_git_pass(git_index_write(idx));
git_index_free(idx);
cl_git_append2file("empty_standard_repo/longlines.txt", "newline\nnewline\n");
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, NULL, NULL));
cl_assert_equal_sz(1, git_diff_num_deltas(diff));
cl_git_pass(git_diff_get_patch(&patch, NULL, diff, 0));
cl_git_pass(git_diff_patch_to_str(&actual, patch));
cl_assert_equal_s(expected, actual);
free(actual);
git_diff_patch_free(patch);
git_diff_list_free(diff);
}
void test_checkout_index__conflicts_honor_coreautocrlf(void)
{
#ifdef GIT_WIN32
git_index *index;
git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
git_buf conflicting_buf = GIT_BUF_INIT;
cl_git_pass(p_unlink("./testrepo/.gitattributes"));
cl_repo_set_bool(g_repo, "core.autocrlf", true);
cl_git_pass(git_repository_index(&index, g_repo));
add_conflict(index, "conflicting.txt");
cl_git_pass(git_index_write(index));
cl_git_pass(git_checkout_index(g_repo, NULL, &opts));
cl_git_pass(git_futils_readbuffer(&conflicting_buf, "testrepo/conflicting.txt"));
cl_assert(strcmp(conflicting_buf.ptr,
"<<<<<<< ours\r\n"
"this file is changed in master and branch\r\n"
"=======\r\n"
"this file is changed in branch and master\r\n"
">>>>>>> theirs\r\n") == 0);
git_buf_free(&conflicting_buf);
git_index_free(index);
#endif
}
static void commit_and_tag(
git_time_t *time,
const char *commit_msg,
const char *tag_name)
{
git_index *index;
git_oid commit_id;
git_reference *ref;
cl_git_pass(git_repository_index__weakptr(&index, repo));
cl_git_append2file("describe/file", "\n");
cl_git_pass(git_index_add_bypath(index, "file"));
cl_git_pass(git_index_write(index));
*time += 10;
cl_repo_commit_from_index(&commit_id, repo, NULL, *time, commit_msg);
if (tag_name == NULL)
return;
cl_git_pass(git_reference_create(&ref, repo, tag_name, &commit_id, 0, NULL));
git_reference_free(ref);
}
void test_checkout_conflict__link_file(void)
{
git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
struct checkout_index_entry checkout_index_entries[] = {
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "link-1" },
{ 0100644, CONFLICTING_OURS_OID, 2, "link-1" },
{ 0120000, LINK_THEIRS_OID, 3, "link-1" },
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "link-2" },
{ 0120000, LINK_OURS_OID, 2, "link-2" },
{ 0100644, CONFLICTING_THEIRS_OID, 3, "link-2" },
{ 0120000, LINK_ANCESTOR_OID, 1, "link-3" },
{ 0100644, CONFLICTING_OURS_OID, 2, "link-3" },
{ 0120000, LINK_THEIRS_OID, 3, "link-3" },
{ 0120000, LINK_ANCESTOR_OID, 1, "link-4" },
{ 0120000, LINK_OURS_OID, 2, "link-4" },
{ 0100644, CONFLICTING_THEIRS_OID, 3, "link-4" },
};
opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
create_index(checkout_index_entries, 12);
git_index_write(g_index);
cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
/* Typechange conflicts always keep the file in the workdir */
ensure_workdir_oid("link-1", CONFLICTING_OURS_OID);
ensure_workdir_oid("link-2", CONFLICTING_THEIRS_OID);
ensure_workdir_oid("link-3", CONFLICTING_OURS_OID);
ensure_workdir_oid("link-4", CONFLICTING_THEIRS_OID);
}
void test_index_names__roundtrip(void)
{
const git_index_name_entry *conflict_name;
cl_git_pass(git_index_name_add(repo_index, "ancestor", "ours", "theirs"));
cl_git_pass(git_index_name_add(repo_index, "ancestor2", "ours2", NULL));
cl_git_pass(git_index_name_add(repo_index, "ancestor3", NULL, "theirs3"));
cl_git_pass(git_index_write(repo_index));
git_index_clear(repo_index);
cl_assert(git_index_name_entrycount(repo_index) == 0);
cl_git_pass(git_index_read(repo_index, true));
cl_assert(git_index_name_entrycount(repo_index) == 3);
conflict_name = git_index_name_get_byindex(repo_index, 0);
cl_assert(strcmp(conflict_name->ancestor, "ancestor") == 0);
cl_assert(strcmp(conflict_name->ours, "ours") == 0);
cl_assert(strcmp(conflict_name->theirs, "theirs") == 0);
conflict_name = git_index_name_get_byindex(repo_index, 1);
cl_assert(strcmp(conflict_name->ancestor, "ancestor2") == 0);
cl_assert(strcmp(conflict_name->ours, "ours2") == 0);
cl_assert(conflict_name->theirs == NULL);
conflict_name = git_index_name_get_byindex(repo_index, 2);
cl_assert(strcmp(conflict_name->ancestor, "ancestor3") == 0);
cl_assert(conflict_name->ours == NULL);
cl_assert(strcmp(conflict_name->theirs, "theirs3") == 0);
}
static int merge_differently_filtered_files(char *files[])
{
git_reference *head;
git_object *head_object;
int error;
cl_git_pass(git_repository_head(&head, repo));
cl_git_pass(git_reference_peel(&head_object, head, GIT_OBJ_COMMIT));
cl_git_pass(git_reset(repo, head_object, GIT_RESET_HARD, NULL));
/* Emulate checkout with a broken or misconfigured filter: modify some
* files on-disk and then update the index with the updated file size
* and time, as if some filter applied them. These files should not be
* treated as dirty since we created them.
*
* (Make sure to update the index stamp to defeat racy-git protections
* trying to sanity check the files in the index; those would rehash the
* files, showing them as dirty, the exact mechanism we're trying to avoid.)
*/
write_files(files);
hack_index(files);
cl_git_pass(git_index_write(repo_index));
error = merge_branch();
git_object_free(head_object);
git_reference_free(head);
return error;
}
static void stage_and_commit(git_repository *repo, const char *path)
{
git_oid tree_oid, commit_oid;
git_tree *tree;
git_signature *signature;
git_index *index;
cl_git_pass(git_repository_index(&index, repo));
cl_git_pass(git_index_add_bypath(index, path));
cl_git_pass(git_index_write(index));
cl_git_pass(git_index_write_tree(&tree_oid, index));
git_index_free(index);
cl_git_pass(git_tree_lookup(&tree, repo, &tree_oid));
cl_git_pass(git_signature_new(&signature, "nulltoken", "*****@*****.**", 1323847743, 60));
cl_git_pass(git_commit_create_v(
&commit_oid,
repo,
"HEAD",
signature,
signature,
NULL,
"Initial commit\n\0",
tree,
0));
git_tree_free(tree);
git_signature_free(signature);
}
void test_status_worktree__new_staged_file_must_handle_crlf(void)
{
git_repository *repo;
git_index *index;
git_config *config;
unsigned int status;
cl_git_pass(git_repository_init(&repo, "getting_started", 0));
// Ensure that repo has core.autocrlf=true
cl_git_pass(git_repository_config(&config, repo));
cl_git_pass(git_config_set_bool(config, "core.autocrlf", true));
cl_git_mkfile("getting_started/testfile.txt", "content\r\n"); // Content with CRLF
cl_git_pass(git_repository_index(&index, repo));
cl_git_pass(git_index_add_from_workdir(index, "testfile.txt"));
cl_git_pass(git_index_write(index));
cl_git_pass(git_status_file(&status, repo, "testfile.txt"));
cl_assert_equal_i(GIT_STATUS_INDEX_NEW, status);
git_config_free(config);
git_index_free(index);
git_repository_free(repo);
}
void test_diff_binary__delta_append(void)
{
git_index *index;
git_diff_options opts = GIT_DIFF_OPTIONS_INIT;
const char *expected =
"diff --git a/untimely.txt b/untimely.txt\n" \
"index 9a69d960ae94b060f56c2a8702545e2bb1abb935..1111d4f11f4b35bf6759e0fb714fe09731ef0840 100644\n" \
"GIT binary patch\n" \
"delta 32\n" \
"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
"\n" \
"delta 7\n" \
"Oc%18D`@*{63ljhg(E~C7\n" \
"\n";
opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
opts.id_abbrev = GIT_OID_HEXSZ;
repo = cl_git_sandbox_init("renames");
cl_git_pass(git_repository_index(&index, repo));
cl_git_append2file("renames/untimely.txt", "Oh that crazy Kipling!\r\n");
cl_git_pass(git_index_add_bypath(index, "untimely.txt"));
cl_git_pass(git_index_write(index));
test_patch(
"19dd32dfb1520a64e5bbaae8dce6ef423dfa2f13",
NULL,
&opts,
expected);
git_index_free(index);
}
void test_status_worktree__first_commit_in_progress(void)
{
git_repository *repo;
git_index *index;
status_entry_single result;
cl_git_pass(git_repository_init(&repo, "getting_started", 0));
cl_git_mkfile("getting_started/testfile.txt", "content\n");
memset(&result, 0, sizeof(result));
cl_git_pass(git_status_foreach(repo, cb_status__single, &result));
cl_assert_equal_i(1, result.count);
cl_assert(result.status == GIT_STATUS_WT_NEW);
cl_git_pass(git_repository_index(&index, repo));
cl_git_pass(git_index_add_from_workdir(index, "testfile.txt"));
cl_git_pass(git_index_write(index));
memset(&result, 0, sizeof(result));
cl_git_pass(git_status_foreach(repo, cb_status__single, &result));
cl_assert_equal_i(1, result.count);
cl_assert(result.status == GIT_STATUS_INDEX_NEW);
git_index_free(index);
git_repository_free(repo);
}
void test_index_tests__elocked(void)
{
git_repository *repo;
git_index *index;
git_filebuf file = GIT_FILEBUF_INIT;
const git_error *err;
int error;
cl_set_cleanup(&cleanup_myrepo, NULL);
cl_git_pass(git_repository_init(&repo, "./myrepo", 0));
cl_git_pass(git_repository_index(&index, repo));
/* Lock the index file so we fail to lock it */
cl_git_pass(git_filebuf_open(&file, index->index_file_path, 0, 0666));
error = git_index_write(index);
cl_assert_equal_i(GIT_ELOCKED, error);
err = giterr_last();
cl_assert_equal_i(err->klass, GITERR_INDEX);
git_filebuf_cleanup(&file);
git_index_free(index);
git_repository_free(repo);
}
static void add_submodule_with_commit(const char *name)
{
git_submodule *sm;
git_repository *smrepo;
git_index *idx;
git_buf p = GIT_BUF_INIT;
cl_git_pass(git_submodule_add_setup(&sm, g_repo,
"https://github.com/libgit2/libgit2.git", name, 1));
assert_submodule_exists(g_repo, name);
cl_git_pass(git_submodule_open(&smrepo, sm));
cl_git_pass(git_repository_index(&idx, smrepo));
cl_git_pass(git_buf_joinpath(&p, git_repository_workdir(smrepo), "file"));
cl_git_mkfile(p.ptr, "new file");
git_buf_free(&p);
cl_git_pass(git_index_add_bypath(idx, "file"));
cl_git_pass(git_index_write(idx));
git_index_free(idx);
cl_repo_commit_from_index(NULL, smrepo, NULL, 0, "initial commit");
git_repository_free(smrepo);
cl_git_pass(git_submodule_add_finalize(sm));
git_submodule_free(sm);
}
void test_apply_both__application_failure_leaves_workdir_unmodified(void)
{
git_diff *diff;
git_index *index;
const char *diff_file = DIFF_MODIFY_TWO_FILES;
struct merge_index_entry workdir_expected[] = {
{ 0100644, "f51658077d85f2264fa179b4d0848268cb3475c3", 0, "asparagus.txt" },
{ 0100644, "68f6182f4c85d39e1309d97c7e456156dc9c0096", 0, "beef.txt" },
{ 0100644, "4b7c5650008b2e747fe1809eeb5a1dde0e80850a", 0, "bouilli.txt" },
{ 0100644, "c4e6cca3ec6ae0148ed231f97257df8c311e015f", 0, "gravy.txt" },
{ 0100644, "68af1fc7407fd9addf1701a87eb1c95c7494c598", 0, "oyster.txt" },
{ 0100644, "8684724651336001c5dbce74bed6736d2443958d", 0, "veal.txt" },
};
size_t workdir_expected_cnt = sizeof(workdir_expected) /
sizeof(struct merge_index_entry);
/* mutate the workdir */
cl_git_rewritefile("merge-recursive/veal.txt",
"This is a modification.\n");
cl_git_pass(git_repository_index(&index, repo));
cl_git_pass(git_index_add_bypath(index, "veal.txt"));
cl_git_pass(git_index_write(index));
git_index_free(index);
cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
cl_git_fail_with(GIT_EAPPLYFAIL, git_apply(repo, diff, GIT_APPLY_LOCATION_BOTH, NULL));
validate_apply_workdir(repo, workdir_expected, workdir_expected_cnt);
git_diff_free(diff);
}
void test_apply_both__index_must_match_workdir(void)
{
git_diff *diff;
git_index *index;
git_index_entry idx_entry;
const char *diff_file = DIFF_MODIFY_TWO_FILES;
/*
* Append a line to the end of the file in both the index and the
* working directory. Although the appended line would allow for
* patch application in each, the line appended is different in
* each, so the application should not be allowed.
*/
cl_git_append2file("merge-recursive/asparagus.txt",
"This is a modification.\n");
cl_git_pass(git_repository_index(&index, repo));
memset(&idx_entry, 0, sizeof(git_index_entry));
idx_entry.mode = 0100644;
idx_entry.path = "asparagus.txt";
cl_git_pass(git_oid_fromstr(&idx_entry.id, "06d3fefb8726ab1099acc76e02dfb85e034b2538"));
cl_git_pass(git_index_add(index, &idx_entry));
cl_git_pass(git_index_write(index));
git_index_free(index);
cl_git_pass(git_diff_from_buffer(&diff, diff_file, strlen(diff_file)));
cl_git_fail_with(GIT_EAPPLYFAIL, git_apply(repo, diff, GIT_APPLY_LOCATION_BOTH, NULL));
git_diff_free(diff);
}
void test_index_version__v4_uses_path_compression(void)
{
git_index_entry entry;
git_index *index;
char path[250], buf[1];
struct stat st;
char i, j;
memset(path, 'a', sizeof(path));
memset(buf, 'a', sizeof(buf));
memset(&entry, 0, sizeof(entry));
entry.path = path;
entry.mode = GIT_FILEMODE_BLOB;
g_repo = cl_git_sandbox_init("indexv4");
cl_git_pass(git_repository_index(&index, g_repo));
/* write 676 paths of 250 bytes length */
for (i = 'a'; i <= 'z'; i++) {
for (j = 'a'; j < 'z'; j++) {
path[ARRAY_SIZE(path) - 3] = i;
path[ARRAY_SIZE(path) - 2] = j;
path[ARRAY_SIZE(path) - 1] = '\0';
cl_git_pass(git_index_add_frombuffer(index, &entry, buf, sizeof(buf)));
}
}
cl_git_pass(git_index_write(index));
cl_git_pass(p_stat(git_index_path(index), &st));
/*
* Without path compression, the written paths would at
* least take
*
* (entries * pathlen) = len
* (676 * 250) = 169000
*
* bytes. As index v4 uses suffix-compression and our
* written paths only differ in the last two entries,
* this number will be much smaller, e.g.
*
* (1 * pathlen) + (675 * 2) = len
* 676 + 1350 = 2026
*
* bytes.
*
* Note that the above calculations do not include
* additional metadata of the index, e.g. OIDs or
* index extensions. Including those we get an index
* of approx. 200kB without compression and 40kB with
* compression. As this is a lot smaller than without
* compression, we can verify that path compression is
* used.
*/
cl_assert_(st.st_size < 75000, "path compression not enabled");
git_index_free(index);
}
void GitRepository::add(const QString& filepath)
{
git_repository* repo = repository();
git_auto<git_index> index;
git_eval(git_repository_index(&index, repo));
git_eval(git_index_add_bypath(index, filepath.toLatin1()));
git_index_write(index);
git_index_free(index);
}
void assert_conflict(
const char *entry_path,
const char *new_content,
const char *parent_sha,
const char *commit_sha)
{
git_index *index;
git_object *hack_tree;
git_reference *branch, *head;
git_buf file_path = GIT_BUF_INIT;
cl_git_pass(git_repository_index(&index, g_repo));
/* Create a branch pointing at the parent */
cl_git_pass(git_revparse_single(&g_object, g_repo, parent_sha));
cl_git_pass(git_branch_create(&branch, g_repo,
"potential_conflict", (git_commit *)g_object, 0));
/* Make HEAD point to this branch */
cl_git_pass(git_reference_symbolic_create(
&head, g_repo, "HEAD", git_reference_name(branch), 1, NULL));
git_reference_free(head);
git_reference_free(branch);
/* Checkout the parent */
g_opts.checkout_strategy = GIT_CHECKOUT_FORCE;
cl_git_pass(git_checkout_tree(g_repo, g_object, &g_opts));
/* Hack-ishy workaound to ensure *all* the index entries
* match the content of the tree
*/
cl_git_pass(git_object_peel(&hack_tree, g_object, GIT_OBJ_TREE));
cl_git_pass(git_index_read_tree(index, (git_tree *)hack_tree));
git_object_free(hack_tree);
git_object_free(g_object);
g_object = NULL;
/* Create a conflicting file */
cl_git_pass(git_buf_joinpath(&file_path, "./testrepo", entry_path));
cl_git_mkfile(git_buf_cstr(&file_path), new_content);
git_buf_free(&file_path);
/* Trying to checkout the original commit */
cl_git_pass(git_revparse_single(&g_object, g_repo, commit_sha));
g_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
cl_assert_equal_i(
GIT_ECONFLICT, git_checkout_tree(g_repo, g_object, &g_opts));
/* Stage the conflicting change */
cl_git_pass(git_index_add_bypath(index, entry_path));
cl_git_pass(git_index_write(index));
git_index_free(index);
cl_assert_equal_i(
GIT_ECONFLICT, git_checkout_tree(g_repo, g_object, &g_opts));
}
void test_checkout_conflict__mode_change(void)
{
git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
struct checkout_index_entry checkout_index_entries[] = {
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-1" },
{ 0100755, CONFLICTING_ANCESTOR_OID, 2, "executable-1" },
{ 0100644, CONFLICTING_THEIRS_OID, 3, "executable-1" },
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-2" },
{ 0100644, CONFLICTING_OURS_OID, 2, "executable-2" },
{ 0100755, CONFLICTING_ANCESTOR_OID, 3, "executable-2" },
{ 0100755, CONFLICTING_ANCESTOR_OID, 1, "executable-3" },
{ 0100644, CONFLICTING_ANCESTOR_OID, 2, "executable-3" },
{ 0100755, CONFLICTING_THEIRS_OID, 3, "executable-3" },
{ 0100755, CONFLICTING_ANCESTOR_OID, 1, "executable-4" },
{ 0100755, CONFLICTING_OURS_OID, 2, "executable-4" },
{ 0100644, CONFLICTING_ANCESTOR_OID, 3, "executable-4" },
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-5" },
{ 0100755, CONFLICTING_OURS_OID, 2, "executable-5" },
{ 0100644, CONFLICTING_THEIRS_OID, 3, "executable-5" },
{ 0100755, CONFLICTING_ANCESTOR_OID, 1, "executable-6" },
{ 0100644, CONFLICTING_OURS_OID, 2, "executable-6" },
{ 0100755, CONFLICTING_THEIRS_OID, 3, "executable-6" },
};
opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
create_index(checkout_index_entries, 18);
git_index_write(g_index);
cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
/* Keep the modified mode */
ensure_workdir_oid("executable-1", CONFLICTING_THEIRS_OID);
ensure_workdir_mode("executable-1", 0100755);
ensure_workdir_oid("executable-2", CONFLICTING_OURS_OID);
ensure_workdir_mode("executable-2", 0100755);
ensure_workdir_oid("executable-3", CONFLICTING_THEIRS_OID);
ensure_workdir_mode("executable-3", 0100644);
ensure_workdir_oid("executable-4", CONFLICTING_OURS_OID);
ensure_workdir_mode("executable-4", 0100644);
ensure_workdir_contents("executable-5", CONFLICTING_DIFF3_FILE);
ensure_workdir_mode("executable-5", 0100755);
ensure_workdir_contents("executable-6", CONFLICTING_DIFF3_FILE);
ensure_workdir_mode("executable-6", 0100644);
}
void test_index_racy__empty_file_after_smudge(void)
{
git_index *index;
git_diff *diff;
git_buf path = GIT_BUF_INIT;
int i, found_race = 0;
const git_index_entry *entry;
/* Make sure we do have a timestamp */
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_write(index));
cl_git_pass(git_buf_joinpath(&path, git_repository_workdir(g_repo), "A"));
/* Make sure writing the file, adding and rewriting happen in the same second */
for (i = 0; i < 10; i++) {
struct stat st;
cl_git_mkfile(path.ptr, "A");
cl_git_pass(git_index_add_bypath(index, "A"));
cl_git_mkfile(path.ptr, "B");
cl_git_pass(git_index_write(index));
cl_git_mkfile(path.ptr, "");
cl_git_pass(p_stat(path.ptr, &st));
cl_assert(entry = git_index_get_bypath(index, "A", 0));
if (entry->mtime.seconds == (int32_t) st.st_mtime) {
found_race = 1;
break;
}
}
if (!found_race)
cl_fail("failed to find race after 10 attempts");
cl_assert_equal_i(0, entry->file_size);
cl_git_pass(git_diff_index_to_workdir(&diff, g_repo, index, NULL));
cl_assert_equal_i(1, git_diff_num_deltas(diff));
}
void test_index_tests__can_lock_index(void)
{
git_index *index;
git_indexwriter one = GIT_INDEXWRITER_INIT,
two = GIT_INDEXWRITER_INIT;
cl_git_pass(git_index_open(&index, TEST_INDEX_PATH));
cl_git_pass(git_indexwriter_init(&one, index));
cl_git_fail_with(GIT_ELOCKED, git_indexwriter_init(&two, index));
cl_git_fail_with(GIT_ELOCKED, git_index_write(index));
cl_git_pass(git_indexwriter_commit(&one));
cl_git_pass(git_index_write(index));
git_indexwriter_cleanup(&one);
git_indexwriter_cleanup(&two);
git_index_free(index);
}
static void create_conflicting_index(void)
{
struct checkout_index_entry checkout_index_entries[] = {
{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "conflicting.txt" },
{ 0100644, CONFLICTING_OURS_OID, 2, "conflicting.txt" },
{ 0100644, CONFLICTING_THEIRS_OID, 3, "conflicting.txt" },
};
create_index(checkout_index_entries, 3);
git_index_write(g_index);
}
