[libgit2.git] / tests / t12-repo.c

/*
 * This file is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2,
 * as published by the Free Software Foundation.
 *
 * In addition to the permissions in the GNU General Public License,
 * the authors give you unlimited permission to link the compiled
 * version of this file into combinations with other programs,
 * and to distribute those combinations without any restriction
 * coming from the use of this file.  (The General Public License
 * restrictions do apply in other respects; for example, they cover
 * modification of the file, and distribution when not linked into
 * a combined executable.)
 *
 * This file is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */
#include "test_lib.h"
#include "test_helpers.h"

#include "odb.h"
#include "git2/odb_backend.h"
#include "repository.h"

typedef struct {
	git_odb_backend base;
	int position;
} fake_backend;

git_odb_backend *new_backend(int position)
{
	fake_backend *b;

	b = git__malloc(sizeof(fake_backend));
	if (b == NULL)
		return NULL;

	memset(b, 0x0, sizeof(fake_backend));
	b->position = position;
	return (git_odb_backend *)b;
}

int test_backend_sorting(git_odb *odb)
{
	unsigned int i;

	for (i = 0; i < odb->backends.length; ++i) {
		fake_backend *internal = *((fake_backend **)git_vector_get(&odb->backends, i));

		if (internal == NULL)
			return GIT_ERROR;

		if (internal->position != (int)i)
			return GIT_ERROR;
	}

	return GIT_SUCCESS;
}

BEGIN_TEST(odb0, "assure that ODB backends are properly sorted")
	git_odb *odb;
	must_pass(git_odb_new(&odb));
	must_pass(git_odb_add_backend(odb, new_backend(0), 5));
	must_pass(git_odb_add_backend(odb, new_backend(2), 3));
	must_pass(git_odb_add_backend(odb, new_backend(1), 4));
	must_pass(git_odb_add_backend(odb, new_backend(3), 1));
	must_pass(test_backend_sorting(odb));
	git_odb_close(odb);
END_TEST

BEGIN_TEST(odb1, "assure that alternate backends are properly sorted")
	git_odb *odb;
	must_pass(git_odb_new(&odb));
	must_pass(git_odb_add_backend(odb, new_backend(0), 5));
	must_pass(git_odb_add_backend(odb, new_backend(2), 3));
	must_pass(git_odb_add_backend(odb, new_backend(1), 4));
	must_pass(git_odb_add_backend(odb, new_backend(3), 1));
	must_pass(git_odb_add_alternate(odb, new_backend(4), 5));
	must_pass(git_odb_add_alternate(odb, new_backend(6), 3));
	must_pass(git_odb_add_alternate(odb, new_backend(5), 4));
	must_pass(git_odb_add_alternate(odb, new_backend(7), 1));
	must_pass(test_backend_sorting(odb));
	git_odb_close(odb);
END_TEST


#define STANDARD_REPOSITORY 0
#define BARE_REPOSITORY 1

static int ensure_repository_init(
	const char *working_directory,
	int repository_kind,
	const char *expected_path_index,
	const char *expected_path_repository,
	const char *expected_working_directory)
{
	char path_odb[GIT_PATH_MAX];
	git_repository *repo;

	if (gitfo_isdir(working_directory) == GIT_SUCCESS)
		return GIT_ERROR;

	git__joinpath(path_odb, expected_path_repository, GIT_OBJECTS_DIR);

	if (git_repository_init(&repo, working_directory, repository_kind) < GIT_SUCCESS)
		return GIT_ERROR;

	if (repo->path_workdir != NULL || expected_working_directory != NULL) {
		if (git__suffixcmp(repo->path_workdir, expected_working_directory) != 0)
			goto cleanup;
	}

	if (git__suffixcmp(repo->path_odb, path_odb) != 0)
		goto cleanup;

	if (git__suffixcmp(repo->path_repository, expected_path_repository) != 0)
		goto cleanup;

	if (repo->path_index != NULL || expected_path_index != NULL) {
		if (git__suffixcmp(repo->path_index, expected_path_index) != 0)
			goto cleanup;

		if (git_repository_is_bare(repo) == 1)
			goto cleanup;
	} else if (git_repository_is_bare(repo) == 0)
			goto cleanup;

	if (git_repository_is_empty(repo) == 0)
		goto cleanup;

	git_repository_free(repo);
	rmdir_recurs(working_directory);

	return GIT_SUCCESS;

cleanup:
	git_repository_free(repo);
	rmdir_recurs(working_directory);
	return GIT_ERROR;
}

BEGIN_TEST(init0, "initialize a standard repo")
	char path_index[GIT_PATH_MAX], path_repository[GIT_PATH_MAX];

	git__joinpath(path_repository, TEMP_REPO_FOLDER, GIT_DIR);
	git__joinpath(path_index, path_repository, GIT_INDEX_FILE);

	must_pass(ensure_repository_init(TEMP_REPO_FOLDER, STANDARD_REPOSITORY, path_index, path_repository, TEMP_REPO_FOLDER));
	must_pass(ensure_repository_init(TEMP_REPO_FOLDER_NS, STANDARD_REPOSITORY, path_index, path_repository, TEMP_REPO_FOLDER));
END_TEST

BEGIN_TEST(init1, "initialize a bare repo")
	char path_repository[GIT_PATH_MAX];

	git__joinpath(path_repository, TEMP_REPO_FOLDER, "");

	must_pass(ensure_repository_init(TEMP_REPO_FOLDER, BARE_REPOSITORY, NULL, path_repository, NULL));
	must_pass(ensure_repository_init(TEMP_REPO_FOLDER_NS, BARE_REPOSITORY, NULL, path_repository, NULL));
END_TEST

BEGIN_TEST(init2, "Initialize and open a bare repo with a relative path escaping out of the current working directory")
	char path_repository[GIT_PATH_MAX];
	char current_workdir[GIT_PATH_MAX];
	const int mode = 0755; /* or 0777 ? */
	git_repository* repo;

	must_pass(gitfo_getcwd(current_workdir, sizeof(current_workdir)));

	git__joinpath(path_repository, TEMP_REPO_FOLDER, "a/b/c/");
	must_pass(gitfo_mkdir_recurs(path_repository, mode));

	must_pass(chdir(path_repository));

	must_pass(git_repository_init(&repo, "../d/e.git", 1));
	must_pass(git__suffixcmp(repo->path_repository, "/a/b/d/e.git/"));

	git_repository_free(repo);

	must_pass(git_repository_open(&repo, "../d/e.git"));

	git_repository_free(repo);

	must_pass(chdir(current_workdir));
	rmdir_recurs(TEMP_REPO_FOLDER);
END_TEST

#define EMPTY_BARE_REPOSITORY_NAME		"empty_bare.git"
#define EMPTY_BARE_REPOSITORY_FOLDER	TEST_RESOURCES "/" EMPTY_BARE_REPOSITORY_NAME "/"

BEGIN_TEST(open0, "Open a bare repository that has just been initialized by git")
	git_repository *repo;

	must_pass(copydir_recurs(EMPTY_BARE_REPOSITORY_FOLDER, TEMP_REPO_FOLDER));
	must_pass(remove_placeholders(TEMP_REPO_FOLDER, "dummy-marker.txt"));

	must_pass(git_repository_open(&repo, TEMP_REPO_FOLDER));
	must_be_true(git_repository_path(repo) != NULL);
	must_be_true(git_repository_workdir(repo) == NULL);

	git_repository_free(repo);
	must_pass(rmdir_recurs(TEMP_REPO_FOLDER));
END_TEST

#define SOURCE_EMPTY_REPOSITORY_NAME	"empty_standard_repo/.gitted"
#define EMPTY_REPOSITORY_NAME			"empty_standard_repo/.git"
#define EMPTY_REPOSITORY_FOLDER			TEST_RESOURCES "/" SOURCE_EMPTY_REPOSITORY_NAME "/"
#define DEST_REPOSITORY_FOLDER			TEMP_REPO_FOLDER DOT_GIT "/"

BEGIN_TEST(open1, "Open a standard repository that has just been initialized by git")
	git_repository *repo;

	must_pass(copydir_recurs(EMPTY_REPOSITORY_FOLDER, DEST_REPOSITORY_FOLDER));
	must_pass(remove_placeholders(DEST_REPOSITORY_FOLDER, "dummy-marker.txt"));

	must_pass(git_repository_open(&repo, DEST_REPOSITORY_FOLDER));
	must_be_true(git_repository_path(repo) != NULL);
	must_be_true(git_repository_workdir(repo) != NULL);

	git_repository_free(repo);
	must_pass(rmdir_recurs(TEMP_REPO_FOLDER));
END_TEST


BEGIN_TEST(open2, "Open a bare repository with a relative path escaping out of the current working directory")
	char new_current_workdir[GIT_PATH_MAX];
	char current_workdir[GIT_PATH_MAX];
	char path_repository[GIT_PATH_MAX];

	const int mode = 0755; /* or 0777 ? */
	git_repository* repo;

	/* Setup the repository to open */
	must_pass(gitfo_getcwd(current_workdir, sizeof(current_workdir)));
	strcpy(path_repository, current_workdir);
	git__joinpath_n(path_repository, 3, path_repository, TEMP_REPO_FOLDER, "a/d/e.git");
	must_pass(copydir_recurs(REPOSITORY_FOLDER, path_repository));

	/* Change the current working directory */
	git__joinpath(new_current_workdir, TEMP_REPO_FOLDER, "a/b/c/");
	must_pass(gitfo_mkdir_recurs(new_current_workdir, mode));
	must_pass(chdir(new_current_workdir));

	must_pass(git_repository_open(&repo, "../../d/e.git"));

	git_repository_free(repo);

	must_pass(chdir(current_workdir));
	rmdir_recurs(TEMP_REPO_FOLDER);
END_TEST

BEGIN_TEST(empty0, "test if a repository is empty or not")

	git_repository *repo_empty, *repo_normal;

	must_pass(git_repository_open(&repo_normal, REPOSITORY_FOLDER));
	must_be_true(git_repository_is_empty(repo_normal) == 0);
	git_repository_free(repo_normal);

	must_pass(git_repository_open(&repo_empty, EMPTY_BARE_REPOSITORY_FOLDER));
	must_be_true(git_repository_is_empty(repo_empty) == 1);
	git_repository_free(repo_empty);
END_TEST

#define DISCOVER_FOLDER TEST_RESOURCES "/discover.git"

#define SUB_REPOSITORY_FOLDER_NAME "sub_repo"
#define SUB_REPOSITORY_FOLDER DISCOVER_FOLDER "/" SUB_REPOSITORY_FOLDER_NAME
#define SUB_REPOSITORY_FOLDER_SUB SUB_REPOSITORY_FOLDER "/sub"
#define SUB_REPOSITORY_FOLDER_SUB_SUB SUB_REPOSITORY_FOLDER_SUB "/subsub"
#define SUB_REPOSITORY_FOLDER_SUB_SUB_SUB SUB_REPOSITORY_FOLDER_SUB_SUB "/subsubsub"

#define REPOSITORY_ALTERNATE_FOLDER DISCOVER_FOLDER "/alternate_sub_repo"
#define REPOSITORY_ALTERNATE_FOLDER_SUB REPOSITORY_ALTERNATE_FOLDER "/sub"
#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB "/subsub"
#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/subsubsub"

#define ALTERNATE_MALFORMED_FOLDER1 DISCOVER_FOLDER "/alternate_malformed_repo1"
#define ALTERNATE_MALFORMED_FOLDER2 DISCOVER_FOLDER "/alternate_malformed_repo2"
#define ALTERNATE_MALFORMED_FOLDER3 DISCOVER_FOLDER "/alternate_malformed_repo3"
#define ALTERNATE_NOT_FOUND_FOLDER DISCOVER_FOLDER "/alternate_not_found_repo"

static int ensure_repository_discover(const char *start_path, const char *ceiling_dirs, const char *expected_path)
{
	int error;
	char found_path[GIT_PATH_MAX];

	error = git_repository_discover(found_path, sizeof(found_path), start_path, 0, ceiling_dirs);
	//across_fs is always 0 as we can't automate the filesystem change tests

	if (error < GIT_SUCCESS)
		return error;

	return strcmp(found_path, expected_path) ? GIT_ERROR : GIT_SUCCESS;
}

static int write_file(const char *path, const char *content)
{
	int error;
	git_file file;

	if (gitfo_exists(path) == GIT_SUCCESS) {
		error = gitfo_unlink(path);

		if (error < GIT_SUCCESS)
			return error;
	}

	file = gitfo_creat_force(path, 0644);
	if (file < GIT_SUCCESS)
		return file;

	error = gitfo_write(file, (void*)content, strlen(content) * sizeof(char));

	gitfo_close(file);

	return error;
}

//no check is performed on ceiling_dirs length, so be sure it's long enough
static int append_ceiling_dir(char *ceiling_dirs, const char *path)
{
	int len = strlen(ceiling_dirs);
	int error;

	error = gitfo_prettify_dir_path(ceiling_dirs + len + (len ? 1 : 0), GIT_PATH_MAX, path, NULL);
	if (error < GIT_SUCCESS)
		return git__rethrow(error, "Failed to append ceiling directory.");

	if (len)
		ceiling_dirs[len] = ':';

	return GIT_SUCCESS;
}

BEGIN_TEST(discover0, "test discover")
	git_repository *repo;
	char ceiling_dirs[GIT_PATH_MAX * 2] = "";
	char repository_path[GIT_PATH_MAX];
	char sub_repository_path[GIT_PATH_MAX];
	char found_path[GIT_PATH_MAX];
	int mode = 0755;

	rmdir_recurs(DISCOVER_FOLDER);
	must_pass(append_ceiling_dir(ceiling_dirs,TEST_RESOURCES));
	gitfo_mkdir_recurs(DISCOVER_FOLDER, mode);

	must_be_true(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs) == GIT_ENOTAREPO);

	must_pass(git_repository_init(&repo, DISCOVER_FOLDER, 1));
	must_pass(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));

	must_pass(git_repository_init(&repo, SUB_REPOSITORY_FOLDER, 0));
	must_pass(gitfo_mkdir_recurs(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, mode));
	must_pass(git_repository_discover(sub_repository_path, sizeof(sub_repository_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));

	must_pass(gitfo_mkdir_recurs(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, mode));
	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, ceiling_dirs, sub_repository_path));

	must_pass(gitfo_mkdir_recurs(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, mode));
	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER "/" DOT_GIT, "gitdir: ../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/" DOT_GIT, "gitdir: ../../../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB "/" DOT_GIT, "gitdir: ../../../../"));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));

	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER1, mode));
	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER1 "/" DOT_GIT, "Anything but not gitdir:"));
	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER2, mode));
	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER2 "/" DOT_GIT, "gitdir:"));
	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER3, mode));
	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER3 "/" DOT_GIT, "gitdir: \n\n\n"));
	must_pass(gitfo_mkdir_recurs(ALTERNATE_NOT_FOUND_FOLDER, mode));
	must_pass(write_file(ALTERNATE_NOT_FOUND_FOLDER "/" DOT_GIT, "gitdir: a_repository_that_surely_does_not_exist"));
	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER1, 0, ceiling_dirs));
	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER2, 0, ceiling_dirs));
	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER3, 0, ceiling_dirs));
	must_be_true(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_NOT_FOUND_FOLDER, 0, ceiling_dirs) == GIT_ENOTAREPO);

	must_pass(append_ceiling_dir(ceiling_dirs, SUB_REPOSITORY_FOLDER));
	//this must pass as ceiling_directories cannot predent the current
	//working directory to be checked
	must_pass(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);
	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);
	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);

	//.gitfile redirection should not be affected by ceiling directories
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));

	rmdir_recurs(DISCOVER_FOLDER);
END_TEST

BEGIN_SUITE(repository)
	ADD_TEST(odb0);
	ADD_TEST(odb1);
	ADD_TEST(init0);
	ADD_TEST(init1);
	ADD_TEST(init2);
	ADD_TEST(open0);
	ADD_TEST(open1);
	ADD_TEST(open2);
	ADD_TEST(empty0);
	ADD_TEST(discover0);
END_SUITE
Commit	Line	Data
d4b5a4e2 VM	1	/*
	2	* This file is free software; you can redistribute it and/or modify
	3	* it under the terms of the GNU General Public License, version 2,
	4	* as published by the Free Software Foundation.
	5	*
	6	* In addition to the permissions in the GNU General Public License,
	7	* the authors give you unlimited permission to link the compiled
	8	* version of this file into combinations with other programs,
	9	* and to distribute those combinations without any restriction
	10	* coming from the use of this file. (The General Public License
	11	* restrictions do apply in other respects; for example, they cover
	12	* modification of the file, and distribution when not linked into
	13	* a combined executable.)
	14	*
	15	* This file is distributed in the hope that it will be useful, but
	16	* WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	18	* General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; see the file COPYING. If not, write to
	22	* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
	23	* Boston, MA 02110-1301, USA.
	24	*/
	25	#include "test_lib.h"
	26	#include "test_helpers.h"
	27
	28	#include "odb.h"
	29	#include "git2/odb_backend.h"
705a90ec	30	#include "repository.h"
d4b5a4e2 VM	31
	32	typedef struct {
	33	git_odb_backend base;
	34	int position;
	35	} fake_backend;
	36
	37	git_odb_backend *new_backend(int position)
	38	{
	39	fake_backend *b;
	40
	41	b = git__malloc(sizeof(fake_backend));
	42	if (b == NULL)
	43	return NULL;
	44
	45	memset(b, 0x0, sizeof(fake_backend));
	46	b->position = position;
	47	return (git_odb_backend *)b;
	48	}
	49
	50	int test_backend_sorting(git_odb *odb)
	51	{
	52	unsigned int i;
	53
	54	for (i = 0; i < odb->backends.length; ++i) {
	55	fake_backend internal = ((fake_backend **)git_vector_get(&odb->backends, i));
	56
	57	if (internal == NULL)
	58	return GIT_ERROR;
	59
	60	if (internal->position != (int)i)
	61	return GIT_ERROR;
	62	}
	63
	64	return GIT_SUCCESS;
	65	}
	66
3dccfed1	67	BEGIN_TEST(odb0, "assure that ODB backends are properly sorted")
d4b5a4e2 VM	68	git_odb *odb;
	69	must_pass(git_odb_new(&odb));
	70	must_pass(git_odb_add_backend(odb, new_backend(0), 5));
	71	must_pass(git_odb_add_backend(odb, new_backend(2), 3));
	72	must_pass(git_odb_add_backend(odb, new_backend(1), 4));
	73	must_pass(git_odb_add_backend(odb, new_backend(3), 1));
	74	must_pass(test_backend_sorting(odb));
	75	git_odb_close(odb);
	76	END_TEST
	77
3dccfed1	78	BEGIN_TEST(odb1, "assure that alternate backends are properly sorted")
d4b5a4e2 VM	79	git_odb *odb;
	80	must_pass(git_odb_new(&odb));
	81	must_pass(git_odb_add_backend(odb, new_backend(0), 5));
	82	must_pass(git_odb_add_backend(odb, new_backend(2), 3));
	83	must_pass(git_odb_add_backend(odb, new_backend(1), 4));
	84	must_pass(git_odb_add_backend(odb, new_backend(3), 1));
	85	must_pass(git_odb_add_alternate(odb, new_backend(4), 5));
	86	must_pass(git_odb_add_alternate(odb, new_backend(6), 3));
	87	must_pass(git_odb_add_alternate(odb, new_backend(5), 4));
	88	must_pass(git_odb_add_alternate(odb, new_backend(7), 1));
	89	must_pass(test_backend_sorting(odb));
	90	git_odb_close(odb);
	91	END_TEST
	92
705a90ec	93
	94	#define STANDARD_REPOSITORY 0
	95	#define BARE_REPOSITORY 1
	96
3dccfed1 VM	97	static int ensure_repository_init(
	98	const char *working_directory,
	99	int repository_kind,
	100	const char *expected_path_index,
	101	const char *expected_path_repository,
	102	const char *expected_working_directory)
705a90ec	103	{
	104	char path_odb[GIT_PATH_MAX];
	105	git_repository *repo;
	106
3dccfed1 VM	107	if (gitfo_isdir(working_directory) == GIT_SUCCESS)
3dccfed1 VM	108	return GIT_ERROR;
705a90ec	109
	110	git__joinpath(path_odb, expected_path_repository, GIT_OBJECTS_DIR);
	111
3dccfed1 VM	112	if (git_repository_init(&repo, working_directory, repository_kind) < GIT_SUCCESS)
	113	return GIT_ERROR;
	114
	115	if (repo->path_workdir != NULL \|\| expected_working_directory != NULL) {
c90292ce	116	if (git__suffixcmp(repo->path_workdir, expected_working_directory) != 0)
45314a7e	117	goto cleanup;
3dccfed1 VM	118	}
3dccfed1 VM	119
c90292ce	120	if (git__suffixcmp(repo->path_odb, path_odb) != 0)
45314a7e	121	goto cleanup;
3dccfed1	122
c90292ce	123	if (git__suffixcmp(repo->path_repository, expected_path_repository) != 0)
45314a7e	124	goto cleanup;
3dccfed1 VM	125
3dccfed1 VM	126	if (repo->path_index != NULL \|\| expected_path_index != NULL) {
c90292ce	127	if (git__suffixcmp(repo->path_index, expected_path_index) != 0)
45314a7e	128	goto cleanup;
fa9bcd81	129
	130	if (git_repository_is_bare(repo) == 1)
	131	goto cleanup;
	132	} else if (git_repository_is_bare(repo) == 0)
	133	goto cleanup;
	134
	135	if (git_repository_is_empty(repo) == 0)
	136	goto cleanup;
705a90ec	137
705a90ec	138	git_repository_free(repo);
3dccfed1 VM	139	rmdir_recurs(working_directory);
	140
	141	return GIT_SUCCESS;
45314a7e TC	142
	143	cleanup:
	144	git_repository_free(repo);
	145	rmdir_recurs(working_directory);
	146	return GIT_ERROR;
705a90ec	147	}
705a90ec	148
3dccfed1	149	BEGIN_TEST(init0, "initialize a standard repo")
705a90ec	150	char path_index[GIT_PATH_MAX], path_repository[GIT_PATH_MAX];
705a90ec	151
3dccfed1	152	git__joinpath(path_repository, TEMP_REPO_FOLDER, GIT_DIR);
705a90ec	153	git__joinpath(path_index, path_repository, GIT_INDEX_FILE);
705a90ec	154
45314a7e TC	155	must_pass(ensure_repository_init(TEMP_REPO_FOLDER, STANDARD_REPOSITORY, path_index, path_repository, TEMP_REPO_FOLDER));
45314a7e TC	156	must_pass(ensure_repository_init(TEMP_REPO_FOLDER_NS, STANDARD_REPOSITORY, path_index, path_repository, TEMP_REPO_FOLDER));
705a90ec	157	END_TEST
705a90ec	158
3dccfed1	159	BEGIN_TEST(init1, "initialize a bare repo")
705a90ec	160	char path_repository[GIT_PATH_MAX];
705a90ec	161
3dccfed1	162	git__joinpath(path_repository, TEMP_REPO_FOLDER, "");
705a90ec	163
45314a7e TC	164	must_pass(ensure_repository_init(TEMP_REPO_FOLDER, BARE_REPOSITORY, NULL, path_repository, NULL));
45314a7e TC	165	must_pass(ensure_repository_init(TEMP_REPO_FOLDER_NS, BARE_REPOSITORY, NULL, path_repository, NULL));
705a90ec	166	END_TEST
705a90ec	167
ba1bdf86	168	BEGIN_TEST(init2, "Initialize and open a bare repo with a relative path escaping out of the current working directory")
677a3c07	169	char path_repository[GIT_PATH_MAX];
	170	char current_workdir[GIT_PATH_MAX];
	171	const int mode = 0755; /* or 0777 ? */
	172	git_repository* repo;
	173
	174	must_pass(gitfo_getcwd(current_workdir, sizeof(current_workdir)));
	175
c90292ce	176	git__joinpath(path_repository, TEMP_REPO_FOLDER, "a/b/c/");
677a3c07	177	must_pass(gitfo_mkdir_recurs(path_repository, mode));
	178
	179	must_pass(chdir(path_repository));
	180
	181	must_pass(git_repository_init(&repo, "../d/e.git", 1));
c90292ce	182	must_pass(git__suffixcmp(repo->path_repository, "/a/b/d/e.git/"));
c90292ce	183
677a3c07	184	git_repository_free(repo);
677a3c07	185
ba1bdf86	186	must_pass(git_repository_open(&repo, "../d/e.git"));
	187
	188	git_repository_free(repo);
	189
	190	must_pass(chdir(current_workdir));
	191	rmdir_recurs(TEMP_REPO_FOLDER);
	192	END_TEST
	193
2ce44b67	194	#define EMPTY_BARE_REPOSITORY_NAME "empty_bare.git"
	195	#define EMPTY_BARE_REPOSITORY_FOLDER TEST_RESOURCES "/" EMPTY_BARE_REPOSITORY_NAME "/"
	196
	197	BEGIN_TEST(open0, "Open a bare repository that has just been initialized by git")
	198	git_repository *repo;
	199
	200	must_pass(copydir_recurs(EMPTY_BARE_REPOSITORY_FOLDER, TEMP_REPO_FOLDER));
	201	must_pass(remove_placeholders(TEMP_REPO_FOLDER, "dummy-marker.txt"));
	202
	203	must_pass(git_repository_open(&repo, TEMP_REPO_FOLDER));
4a34b3a9	204	must_be_true(git_repository_path(repo) != NULL);
4a34b3a9	205	must_be_true(git_repository_workdir(repo) == NULL);
2ce44b67	206
	207	git_repository_free(repo);
	208	must_pass(rmdir_recurs(TEMP_REPO_FOLDER));
	209	END_TEST
	210
a8375f53	211	#define SOURCE_EMPTY_REPOSITORY_NAME "empty_standard_repo/.gitted"
	212	#define EMPTY_REPOSITORY_NAME "empty_standard_repo/.git"
	213	#define EMPTY_REPOSITORY_FOLDER TEST_RESOURCES "/" SOURCE_EMPTY_REPOSITORY_NAME "/"
	214	#define DEST_REPOSITORY_FOLDER TEMP_REPO_FOLDER DOT_GIT "/"
	215
	216	BEGIN_TEST(open1, "Open a standard repository that has just been initialized by git")
	217	git_repository *repo;
	218
	219	must_pass(copydir_recurs(EMPTY_REPOSITORY_FOLDER, DEST_REPOSITORY_FOLDER));
	220	must_pass(remove_placeholders(DEST_REPOSITORY_FOLDER, "dummy-marker.txt"));
	221
	222	must_pass(git_repository_open(&repo, DEST_REPOSITORY_FOLDER));
4a34b3a9	223	must_be_true(git_repository_path(repo) != NULL);
4a34b3a9	224	must_be_true(git_repository_workdir(repo) != NULL);
a8375f53	225
	226	git_repository_free(repo);
	227	must_pass(rmdir_recurs(TEMP_REPO_FOLDER));
	228	END_TEST
	229
	230
ba1bdf86	231	BEGIN_TEST(open2, "Open a bare repository with a relative path escaping out of the current working directory")
	232	char new_current_workdir[GIT_PATH_MAX];
	233	char current_workdir[GIT_PATH_MAX];
	234	char path_repository[GIT_PATH_MAX];
	235
	236	const int mode = 0755; /* or 0777 ? */
	237	git_repository* repo;
	238
	239	/* Setup the repository to open */
	240	must_pass(gitfo_getcwd(current_workdir, sizeof(current_workdir)));
	241	strcpy(path_repository, current_workdir);
	242	git__joinpath_n(path_repository, 3, path_repository, TEMP_REPO_FOLDER, "a/d/e.git");
ba1bdf86	243	must_pass(copydir_recurs(REPOSITORY_FOLDER, path_repository));
	244
	245	/* Change the current working directory */
	246	git__joinpath(new_current_workdir, TEMP_REPO_FOLDER, "a/b/c/");
	247	must_pass(gitfo_mkdir_recurs(new_current_workdir, mode));
	248	must_pass(chdir(new_current_workdir));
	249
	250	must_pass(git_repository_open(&repo, "../../d/e.git"));
	251
	252	git_repository_free(repo);
	253
677a3c07	254	must_pass(chdir(current_workdir));
c90292ce	255	rmdir_recurs(TEMP_REPO_FOLDER);
677a3c07	256	END_TEST
d4b5a4e2	257
41233c40 VM	258	BEGIN_TEST(empty0, "test if a repository is empty or not")
	259
	260	git_repository repo_empty, repo_normal;
	261
	262	must_pass(git_repository_open(&repo_normal, REPOSITORY_FOLDER));
	263	must_be_true(git_repository_is_empty(repo_normal) == 0);
	264	git_repository_free(repo_normal);
	265
	266	must_pass(git_repository_open(&repo_empty, EMPTY_BARE_REPOSITORY_FOLDER));
	267	must_be_true(git_repository_is_empty(repo_empty) == 1);
	268	git_repository_free(repo_empty);
	269	END_TEST
	270
76e9e3b7 RG	271	#define DISCOVER_FOLDER TEST_RESOURCES "/discover.git"
	272
	273	#define SUB_REPOSITORY_FOLDER_NAME "sub_repo"
	274	#define SUB_REPOSITORY_FOLDER DISCOVER_FOLDER "/" SUB_REPOSITORY_FOLDER_NAME
	275	#define SUB_REPOSITORY_FOLDER_SUB SUB_REPOSITORY_FOLDER "/sub"
	276	#define SUB_REPOSITORY_FOLDER_SUB_SUB SUB_REPOSITORY_FOLDER_SUB "/subsub"
	277	#define SUB_REPOSITORY_FOLDER_SUB_SUB_SUB SUB_REPOSITORY_FOLDER_SUB_SUB "/subsubsub"
	278
	279	#define REPOSITORY_ALTERNATE_FOLDER DISCOVER_FOLDER "/alternate_sub_repo"
	280	#define REPOSITORY_ALTERNATE_FOLDER_SUB REPOSITORY_ALTERNATE_FOLDER "/sub"
	281	#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB "/subsub"
	282	#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/subsubsub"
	283
	284	#define ALTERNATE_MALFORMED_FOLDER1 DISCOVER_FOLDER "/alternate_malformed_repo1"
	285	#define ALTERNATE_MALFORMED_FOLDER2 DISCOVER_FOLDER "/alternate_malformed_repo2"
	286	#define ALTERNATE_MALFORMED_FOLDER3 DISCOVER_FOLDER "/alternate_malformed_repo3"
	287	#define ALTERNATE_NOT_FOUND_FOLDER DISCOVER_FOLDER "/alternate_not_found_repo"
	288
	289	static int ensure_repository_discover(const char start_path, const char ceiling_dirs, const char *expected_path)
	290	{
	291	int error;
	292	char found_path[GIT_PATH_MAX];
	293
	294	error = git_repository_discover(found_path, sizeof(found_path), start_path, 0, ceiling_dirs);
	295	//across_fs is always 0 as we can't automate the filesystem change tests
	296
	297	if (error < GIT_SUCCESS)
	298	return error;
	299
	300	return strcmp(found_path, expected_path) ? GIT_ERROR : GIT_SUCCESS;
	301	}
	302
	303	static int write_file(const char path, const char content)
	304	{
	305	int error;
	306	git_file file;
	307
	308	if (gitfo_exists(path) == GIT_SUCCESS) {
	309	error = gitfo_unlink(path);
	310
	311	if (error < GIT_SUCCESS)
	312	return error;
	313	}
	314
	315	file = gitfo_creat_force(path, 0644);
	316	if (file < GIT_SUCCESS)
	317	return file;
	318
	319	error = gitfo_write(file, (void)content, strlen(content) sizeof(char));
	320
	321	gitfo_close(file);
	322
	323	return error;
	324	}
	325
	326	//no check is performed on ceiling_dirs length, so be sure it's long enough
	327	static int append_ceiling_dir(char ceiling_dirs, const char path)
	328	{
	329	int len = strlen(ceiling_dirs);
	330	int error;
	331
	332	error = gitfo_prettify_dir_path(ceiling_dirs + len + (len ? 1 : 0), GIT_PATH_MAX, path, NULL);
	333	if (error < GIT_SUCCESS)
	334	return git__rethrow(error, "Failed to append ceiling directory.");
335
336	if (len)
337	ceiling_dirs[len] = ':';
338
339	return GIT_SUCCESS;
340	}
341
342	BEGIN_TEST(discover0, "test discover")
343	git_repository *repo;
344	char ceiling_dirs[GIT_PATH_MAX * 2] = "";
345	char repository_path[GIT_PATH_MAX];
346	char sub_repository_path[GIT_PATH_MAX];
347	char found_path[GIT_PATH_MAX];
76e9e3b7 RG	348	int mode = 0755;
	349
	350	rmdir_recurs(DISCOVER_FOLDER);
	351	must_pass(append_ceiling_dir(ceiling_dirs,TEST_RESOURCES));
	352	gitfo_mkdir_recurs(DISCOVER_FOLDER, mode);
	353
efcc87c9	354	must_be_true(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs) == GIT_ENOTAREPO);
76e9e3b7 RG	355
	356	must_pass(git_repository_init(&repo, DISCOVER_FOLDER, 1));
	357	must_pass(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
	358
	359	must_pass(git_repository_init(&repo, SUB_REPOSITORY_FOLDER, 0));
	360	must_pass(gitfo_mkdir_recurs(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, mode));
	361	must_pass(git_repository_discover(sub_repository_path, sizeof(sub_repository_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
	362
	363	must_pass(gitfo_mkdir_recurs(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, mode));
	364	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	365	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	366	must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, ceiling_dirs, sub_repository_path));
	367
	368	must_pass(gitfo_mkdir_recurs(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, mode));
	369	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER "/" DOT_GIT, "gitdir: ../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
	370	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/" DOT_GIT, "gitdir: ../../../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
	371	must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB "/" DOT_GIT, "gitdir: ../../../../"));
	372	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
	373	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	374	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	375	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));
	376
	377	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER1, mode));
	378	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER1 "/" DOT_GIT, "Anything but not gitdir:"));
	379	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER2, mode));
	380	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER2 "/" DOT_GIT, "gitdir:"));
	381	must_pass(gitfo_mkdir_recurs(ALTERNATE_MALFORMED_FOLDER3, mode));
	382	must_pass(write_file(ALTERNATE_MALFORMED_FOLDER3 "/" DOT_GIT, "gitdir: \n\n\n"));
	383	must_pass(gitfo_mkdir_recurs(ALTERNATE_NOT_FOUND_FOLDER, mode));
	384	must_pass(write_file(ALTERNATE_NOT_FOUND_FOLDER "/" DOT_GIT, "gitdir: a_repository_that_surely_does_not_exist"));
	385	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER1, 0, ceiling_dirs));
	386	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER2, 0, ceiling_dirs));
	387	must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER3, 0, ceiling_dirs));
efcc87c9	388	must_be_true(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_NOT_FOUND_FOLDER, 0, ceiling_dirs) == GIT_ENOTAREPO);
76e9e3b7 RG	389
	390	must_pass(append_ceiling_dir(ceiling_dirs, SUB_REPOSITORY_FOLDER));
	391	//this must pass as ceiling_directories cannot predent the current
	392	//working directory to be checked
	393	must_pass(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
efcc87c9 RG	394	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);
	395	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);
	396	must_be_true(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, 0, ceiling_dirs) == GIT_ENOTAREPO);
76e9e3b7 RG	397
	398	//.gitfile redirection should not be affected by ceiling directories
	399	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
	400	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
	401	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
	402	must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));
	403
	404	rmdir_recurs(DISCOVER_FOLDER);
	405	END_TEST
	406
3dccfed1 VM	407	BEGIN_SUITE(repository)
	408	ADD_TEST(odb0);
	409	ADD_TEST(odb1);
	410	ADD_TEST(init0);
	411	ADD_TEST(init1);
677a3c07	412	ADD_TEST(init2);
2ce44b67	413	ADD_TEST(open0);
a8375f53	414	ADD_TEST(open1);
ba1bdf86	415	ADD_TEST(open2);
41233c40	416	ADD_TEST(empty0);
76e9e3b7	417	ADD_TEST(discover0);
3dccfed1	418	END_SUITE
d4b5a4e2	419