mirror of
https://git.proxmox.com/git/libgit2
synced 2025-05-05 20:33:41 +00:00
cb8a79617b
This also includes droping `git_buf_lasterror` because it makes no sense in the new system. Note that in most of the places were it has been dropped, the code needs cleanup. I.e. GIT_ENOMEM is going away, so instead it should return a generic `-1` and obviously not throw anything.
188 lines
8.5 KiB
C
188 lines
8.5 KiB
C
/*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2,
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* as published by the Free Software Foundation.
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*
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* In addition to the permissions in the GNU General Public License,
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* the authors give you unlimited permission to link the compiled
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* version of this file into combinations with other programs,
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* and to distribute those combinations without any restriction
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* coming from the use of this file. (The General Public License
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* restrictions do apply in other respects; for example, they cover
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* modification of the file, and distribution when not linked into
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* a combined executable.)
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*
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* This file is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "test_lib.h"
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#include "test_helpers.h"
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#include "odb.h"
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#include "git2/odb_backend.h"
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#include "repository.h"
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#define EMPTY_BARE_REPOSITORY_FOLDER TEST_RESOURCES "/empty_bare.git/"
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#define DISCOVER_FOLDER TEMP_REPO_FOLDER "discover.git"
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#define SUB_REPOSITORY_FOLDER_NAME "sub_repo"
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#define SUB_REPOSITORY_FOLDER DISCOVER_FOLDER "/" SUB_REPOSITORY_FOLDER_NAME
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#define SUB_REPOSITORY_FOLDER_SUB SUB_REPOSITORY_FOLDER "/sub"
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#define SUB_REPOSITORY_FOLDER_SUB_SUB SUB_REPOSITORY_FOLDER_SUB "/subsub"
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#define SUB_REPOSITORY_FOLDER_SUB_SUB_SUB SUB_REPOSITORY_FOLDER_SUB_SUB "/subsubsub"
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#define REPOSITORY_ALTERNATE_FOLDER DISCOVER_FOLDER "/alternate_sub_repo"
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#define REPOSITORY_ALTERNATE_FOLDER_SUB REPOSITORY_ALTERNATE_FOLDER "/sub"
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#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB "/subsub"
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#define REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/subsubsub"
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#define ALTERNATE_MALFORMED_FOLDER1 DISCOVER_FOLDER "/alternate_malformed_repo1"
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#define ALTERNATE_MALFORMED_FOLDER2 DISCOVER_FOLDER "/alternate_malformed_repo2"
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#define ALTERNATE_MALFORMED_FOLDER3 DISCOVER_FOLDER "/alternate_malformed_repo3"
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#define ALTERNATE_NOT_FOUND_FOLDER DISCOVER_FOLDER "/alternate_not_found_repo"
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static int ensure_repository_discover(const char *start_path, const char *ceiling_dirs, const char *expected_path)
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{
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int error;
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char found_path[GIT_PATH_MAX];
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error = git_repository_discover(found_path, sizeof(found_path), start_path, 0, ceiling_dirs);
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//across_fs is always 0 as we can't automate the filesystem change tests
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if (error < GIT_SUCCESS)
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return error;
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return strcmp(found_path, expected_path) ? GIT_ERROR : GIT_SUCCESS;
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}
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static int write_file(const char *path, const char *content)
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{
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int error;
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git_file file;
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if (git_path_exists(path) == true) {
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error = p_unlink(path);
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if (error < GIT_SUCCESS)
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return error;
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}
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file = git_futils_creat_withpath(path, 0777, 0666);
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if (file < GIT_SUCCESS)
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return file;
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error = p_write(file, content, strlen(content) * sizeof(char));
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p_close(file);
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return error;
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}
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//no check is performed on ceiling_dirs length, so be sure it's long enough
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static int append_ceiling_dir(git_buf *ceiling_dirs, const char *path)
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{
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git_buf pretty_path = GIT_BUF_INIT;
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int error;
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char ceiling_separator[2] = { GIT_PATH_LIST_SEPARATOR, '\0' };
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error = git_path_prettify_dir(&pretty_path, path, NULL);
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if (error < GIT_SUCCESS)
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return git__rethrow(error, "Failed to append ceiling directory.");
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if (ceiling_dirs->size > 0)
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git_buf_puts(ceiling_dirs, ceiling_separator);
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git_buf_puts(ceiling_dirs, pretty_path.ptr);
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git_buf_free(&pretty_path);
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if (git_buf_oom(ceiling_dirs))
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return GIT_ENOMEM;
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return 0;
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}
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BEGIN_TEST(discover0, "test discover")
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git_repository *repo;
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git_buf ceiling_dirs_buf = GIT_BUF_INIT;
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const char *ceiling_dirs;
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char repository_path[GIT_PATH_MAX];
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char sub_repository_path[GIT_PATH_MAX];
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char found_path[GIT_PATH_MAX];
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const mode_t mode = 0777;
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git_futils_mkdir_r(DISCOVER_FOLDER, NULL, mode);
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must_pass(append_ceiling_dir(&ceiling_dirs_buf, TEMP_REPO_FOLDER));
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ceiling_dirs = git_buf_cstr(&ceiling_dirs_buf);
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must_fail(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
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must_pass(git_repository_init(&repo, DISCOVER_FOLDER, 1));
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must_pass(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
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git_repository_free(repo);
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must_pass(git_repository_init(&repo, SUB_REPOSITORY_FOLDER, 0));
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must_pass(git_futils_mkdir_r(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, NULL, mode));
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must_pass(git_repository_discover(sub_repository_path, sizeof(sub_repository_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
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must_pass(git_futils_mkdir_r(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, NULL, mode));
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must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, ceiling_dirs, sub_repository_path));
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must_pass(git_futils_mkdir_r(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, NULL, mode));
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must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER "/" DOT_GIT, "gitdir: ../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
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must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB "/" DOT_GIT, "gitdir: ../../../" SUB_REPOSITORY_FOLDER_NAME "/" DOT_GIT));
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must_pass(write_file(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB "/" DOT_GIT, "gitdir: ../../../../"));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));
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must_pass(git_futils_mkdir_r(ALTERNATE_MALFORMED_FOLDER1, NULL, mode));
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must_pass(write_file(ALTERNATE_MALFORMED_FOLDER1 "/" DOT_GIT, "Anything but not gitdir:"));
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must_pass(git_futils_mkdir_r(ALTERNATE_MALFORMED_FOLDER2, NULL, mode));
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must_pass(write_file(ALTERNATE_MALFORMED_FOLDER2 "/" DOT_GIT, "gitdir:"));
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must_pass(git_futils_mkdir_r(ALTERNATE_MALFORMED_FOLDER3, NULL, mode));
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must_pass(write_file(ALTERNATE_MALFORMED_FOLDER3 "/" DOT_GIT, "gitdir: \n\n\n"));
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must_pass(git_futils_mkdir_r(ALTERNATE_NOT_FOUND_FOLDER, NULL, mode));
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must_pass(write_file(ALTERNATE_NOT_FOUND_FOLDER "/" DOT_GIT, "gitdir: a_repository_that_surely_does_not_exist"));
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must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER1, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER2, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER3, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_NOT_FOUND_FOLDER, 0, ceiling_dirs));
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must_pass(append_ceiling_dir(&ceiling_dirs_buf, SUB_REPOSITORY_FOLDER));
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ceiling_dirs = git_buf_cstr(&ceiling_dirs_buf);
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//this must pass as ceiling_directories cannot predent the current
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//working directory to be checked
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must_pass(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB, 0, ceiling_dirs));
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must_fail(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, 0, ceiling_dirs));
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//.gitfile redirection should not be affected by ceiling directories
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB, ceiling_dirs, sub_repository_path));
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must_pass(ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER_SUB_SUB_SUB, ceiling_dirs, repository_path));
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must_pass(git_futils_rmdir_r(TEMP_REPO_FOLDER, 1));
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git_repository_free(repo);
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git_buf_free(&ceiling_dirs_buf);
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END_TEST
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BEGIN_SUITE(repository)
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ADD_TEST(discover0);
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END_SUITE
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