#include "clar_libgit2.h"
#include "posix.h"
#include "reset_helpers.h"
#include "path.h"
#include "fileops.h"
static git_repository *repo;
static git_object *target;
void test_reset_hard__initialize(void)
{
repo = cl_git_sandbox_init("status");
target = NULL;
}
void test_reset_hard__cleanup(void)
{
if (target != NULL) {
git_object_free(target);
target = NULL;
}
cl_git_sandbox_cleanup();
}
static int strequal_ignore_eol(const char *exp, const char *str)
{
while (*exp && *str) {
if (*exp != *str) {
while (*exp == '\r' || *exp == '\n') ++exp;
while (*str == '\r' || *str == '\n') ++str;
if (*exp != *str)
return false;
} else {
exp++; str++;
}
}
return (!*exp && !*str);
}
void test_reset_hard__resetting_reverts_modified_files(void)
{
git_buf path = GIT_BUF_INIT, content = GIT_BUF_INIT;
int i;
static const char *files[4] = {
"current_file",
"modified_file",
"staged_new_file",
"staged_changes_modified_file" };
static const char *before[4] = {
"current_file\n",
"modified_file\nmodified_file\n",
"staged_new_file\n",
"staged_changes_modified_file\nstaged_changes_modified_file\nstaged_changes_modified_file\n"
};
static const char *after[4] = {
"current_file\n",
"modified_file\n",
NULL,
"staged_changes_modified_file\n"
};
const char *wd = git_repository_workdir(repo);
cl_assert(wd);
for (i = 0; i < 4; ++i) {
cl_git_pass(git_buf_joinpath(&path, wd, files[i]));
cl_git_pass(git_futils_readbuffer(&content, path.ptr));
cl_assert_equal_s(before[i], content.ptr);
}
cl_git_pass(git_revparse_single(&target, repo, "26a125e"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, NULL));
for (i = 0; i < 4; ++i) {
cl_git_pass(git_buf_joinpath(&path, wd, files[i]));
if (after[i]) {
cl_git_pass(git_futils_readbuffer(&content, path.ptr));
cl_assert(strequal_ignore_eol(after[i], content.ptr));
} else {
cl_assert(!git_path_exists(path.ptr));
}
}
git_buf_free(&content);
git_buf_free(&path);
}
void test_reset_hard__cannot_reset_in_a_bare_repository(void)
{
git_repository *bare;
cl_git_pass(git_repository_open(&bare, cl_fixture("testrepo.git")));
cl_assert(git_repository_is_bare(bare) == true);
cl_git_pass(git_revparse_single(&target, bare, KNOWN_COMMIT_IN_BARE_REPO));
cl_assert_equal_i(GIT_EBAREREPO, git_reset(bare, target, GIT_RESET_HARD, NULL, NULL));
git_repository_free(bare);
}
static void index_entry_init(git_index *index, int side, git_oid *oid)
{
git_index_entry entry;
memset(&entry, 0x0, sizeof(git_index_entry));
entry.path = "conflicting_file";
entry.flags = (side << GIT_IDXENTRY_STAGESHIFT);
entry.mode = 0100644;
git_oid_cpy(&entry.id, oid);
cl_git_pass(git_index_add(index, &entry));
}
static void unmerged_index_init(git_index *index, int entries)
{
int write_ancestor = 1;
int write_ours = 2;
int write_theirs = 4;
git_oid ancestor, ours, theirs;
git_oid_fromstr(&ancestor, "6bb0d9f700543ba3d318ba7075fc3bd696b4287b");
git_oid_fromstr(&ours, "b19a1e93bec1317dc6097229e12afaffbfa74dc2");
git_oid_fromstr(&theirs, "950b81b7eee953d050aa05a641f8e056c85dd1bd");
cl_git_rewritefile("status/conflicting_file", "conflicting file\n");
if (entries & write_ancestor)
index_entry_init(index, 1, &ancestor);
if (entries & write_ours)
index_entry_init(index, 2, &ours);
if (entries & write_theirs)
index_entry_init(index, 3, &theirs);
}
void test_reset_hard__resetting_reverts_unmerged(void)
{
git_index *index;
int entries;
/* Ensure every permutation of non-zero stage entries results in the
* path being cleaned up. */
for (entries = 1; entries < 8; entries++) {
cl_git_pass(git_repository_index(&index, repo));
unmerged_index_init(index, entries);
cl_git_pass(git_index_write(index));
cl_git_pass(git_revparse_single(&target, repo, "26a125e"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, NULL));
cl_assert(git_path_exists("status/conflicting_file") == 0);
git_object_free(target);
target = NULL;
git_index_free(index);
}
}
void test_reset_hard__cleans_up_merge(void)
{
git_buf merge_head_path = GIT_BUF_INIT,
merge_msg_path = GIT_BUF_INIT,
merge_mode_path = GIT_BUF_INIT,
orig_head_path = GIT_BUF_INIT;
cl_git_pass(git_buf_joinpath(&merge_head_path, git_repository_path(repo), "MERGE_HEAD"));
cl_git_mkfile(git_buf_cstr(&merge_head_path), "beefbeefbeefbeefbeefbeefbeefbeefbeefbeef\n");
cl_git_pass(git_buf_joinpath(&merge_msg_path, git_repository_path(repo), "MERGE_MSG"));
cl_git_mkfile(git_buf_cstr(&merge_msg_path), "Merge commit 0017bd4ab1ec30440b17bae1680cff124ab5f1f6\n");
cl_git_pass(git_buf_joinpath(&merge_mode_path, git_repository_path(repo), "MERGE_MODE"));
cl_git_mkfile(git_buf_cstr(&merge_mode_path), "");
cl_git_pass(git_buf_joinpath(&orig_head_path, git_repository_path(repo), "ORIG_HEAD"));
cl_git_mkfile(git_buf_cstr(&orig_head_path), "0017bd4ab1ec30440b17bae1680cff124ab5f1f6");
cl_git_pass(git_revparse_single(&target, repo, "0017bd4"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, NULL));
cl_assert(!git_path_exists(git_buf_cstr(&merge_head_path)));
cl_assert(!git_path_exists(git_buf_cstr(&merge_msg_path)));
cl_assert(!git_path_exists(git_buf_cstr(&merge_mode_path)));
cl_assert(git_path_exists(git_buf_cstr(&orig_head_path)));
cl_git_pass(p_unlink(git_buf_cstr(&orig_head_path)));
git_buf_free(&merge_head_path);
git_buf_free(&merge_msg_path);
git_buf_free(&merge_mode_path);
git_buf_free(&orig_head_path);
}
void test_reset_hard__reflog_is_correct(void)
{
const char *exp_msg = "commit: Add a file which name should appear before the "
"\"subdir/\" folder while being dealt with by the treewalker";
reflog_check(repo, "HEAD", 3, "emeric.fermas@gmail.com", exp_msg);
reflog_check(repo, "refs/heads/master", 3, "emeric.fermas@gmail.com", exp_msg);
/* Branch not moving, no reflog entry */
cl_git_pass(git_revparse_single(&target, repo, "HEAD^{commit}"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, NULL));
reflog_check(repo, "HEAD", 3, "emeric.fermas@gmail.com", exp_msg);
reflog_check(repo, "refs/heads/master", 3, "emeric.fermas@gmail.com", exp_msg);
git_object_free(target);
/* Moved branch, expect default message */
cl_git_pass(git_revparse_single(&target, repo, "HEAD~^{commit}"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, NULL));
reflog_check(repo, "HEAD", 3, "emeric.fermas@gmail.com", exp_msg);
reflog_check(repo, "refs/heads/master", 4, NULL, "reset: moving");
git_object_free(target);
/* Moved branch, expect custom message */
cl_git_pass(git_revparse_single(&target, repo, "HEAD~^{commit}"));
cl_git_pass(git_reset(repo, target, GIT_RESET_HARD, NULL, "message1"));
reflog_check(repo, "HEAD", 3, "emeric.fermas@gmail.com", exp_msg);
reflog_check(repo, "refs/heads/master", 5, NULL, "message1");
}
