mirror of
https://git.proxmox.com/git/libgit2
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461 lines
14 KiB
C
461 lines
14 KiB
C
#include "clar_libgit2.h"
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#include "git2/repository.h"
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#include "git2/sys/index.h"
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#include "fileops.h"
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static git_repository *g_repo;
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static git_index *g_index;
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#define TEST_REPO_PATH "merge-resolve"
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#define CONFLICTING_ANCESTOR_OID "d427e0b2e138501a3d15cc376077a3631e15bd46"
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#define CONFLICTING_OURS_OID "4e886e602529caa9ab11d71f86634bd1b6e0de10"
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#define CONFLICTING_THEIRS_OID "2bd0a343aeef7a2cf0d158478966a6e587ff3863"
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#define AUTOMERGEABLE_ANCESTOR_OID "6212c31dab5e482247d7977e4f0dd3601decf13b"
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#define AUTOMERGEABLE_OURS_OID "ee3fa1b8c00aff7fe02065fdb50864bb0d932ccf"
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#define AUTOMERGEABLE_THEIRS_OID "058541fc37114bfc1dddf6bd6bffc7fae5c2e6fe"
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#define LINK_ANCESTOR_OID "1a010b1c0f081b2e8901d55307a15c29ff30af0e"
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#define LINK_OURS_OID "72ea499e108df5ff0a4a913e7655bbeeb1fb69f2"
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#define LINK_THEIRS_OID "8bfb012a6d809e499bd8d3e194a3929bc8995b93"
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#define LINK_ANCESTOR_TARGET "file"
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#define LINK_OURS_TARGET "other-file"
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#define LINK_THEIRS_TARGET "still-another-file"
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#define CONFLICTING_OURS_FILE \
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"this file is changed in master and branch\n"
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#define CONFLICTING_THEIRS_FILE \
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"this file is changed in branch and master\n"
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#define CONFLICTING_DIFF3_FILE \
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"<<<<<<< ours\n" \
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"this file is changed in master and branch\n" \
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"=======\n" \
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"this file is changed in branch and master\n" \
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">>>>>>> theirs\n"
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#define AUTOMERGEABLE_MERGED_FILE \
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"this file is changed in master\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is automergeable\n" \
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"this file is changed in branch\n"
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struct checkout_index_entry {
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uint16_t mode;
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char oid_str[41];
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int stage;
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char path[128];
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};
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void test_checkout_conflict__initialize(void)
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{
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g_repo = cl_git_sandbox_init(TEST_REPO_PATH);
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git_repository_index(&g_index, g_repo);
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cl_git_rewritefile(
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TEST_REPO_PATH "/.gitattributes",
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"* text eol=lf\n");
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}
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void test_checkout_conflict__cleanup(void)
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{
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git_index_free(g_index);
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cl_git_sandbox_cleanup();
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}
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static void create_index(struct checkout_index_entry *entries, size_t entries_len)
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{
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git_buf path = GIT_BUF_INIT;
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size_t i;
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for (i = 0; i < entries_len; i++) {
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git_buf_joinpath(&path, TEST_REPO_PATH, entries[i].path);
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p_unlink(git_buf_cstr(&path));
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git_index_remove_bypath(g_index, entries[i].path);
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}
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for (i = 0; i < entries_len; i++) {
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git_index_entry entry;
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memset(&entry, 0x0, sizeof(git_index_entry));
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entry.mode = entries[i].mode;
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entry.flags = entries[i].stage << GIT_IDXENTRY_STAGESHIFT;
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git_oid_fromstr(&entry.oid, entries[i].oid_str);
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entry.path = entries[i].path;
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git_index_add(g_index, &entry);
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}
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git_buf_free(&path);
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}
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static void create_conflicting_index(void)
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{
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "conflicting.txt" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "conflicting.txt" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "conflicting.txt" },
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};
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create_index(checkout_index_entries, 3);
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git_index_write(g_index);
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}
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static void ensure_workdir_contents(const char *path, const char *contents)
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{
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git_buf fullpath = GIT_BUF_INIT, data_buf = GIT_BUF_INIT;
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cl_git_pass(
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git_buf_joinpath(&fullpath, git_repository_workdir(g_repo), path));
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cl_git_pass(git_futils_readbuffer(&data_buf, git_buf_cstr(&fullpath)));
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cl_assert(strcmp(git_buf_cstr(&data_buf), contents) == 0);
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git_buf_free(&fullpath);
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git_buf_free(&data_buf);
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}
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static void ensure_workdir_oid(const char *path, const char *oid_str)
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{
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git_oid expected, actual;
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cl_git_pass(git_oid_fromstr(&expected, oid_str));
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cl_git_pass(git_repository_hashfile(&actual, g_repo, path, GIT_OBJ_BLOB, NULL));
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cl_assert(git_oid_cmp(&expected, &actual) == 0);
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}
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static void ensure_workdir_mode(const char *path, int mode)
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{
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#ifndef GIT_WIN32
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git_buf fullpath = GIT_BUF_INIT;
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struct stat st;
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cl_git_pass(
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git_buf_joinpath(&fullpath, git_repository_workdir(g_repo), path));
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cl_git_pass(p_stat(git_buf_cstr(&fullpath), &st));
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cl_assert_equal_i(mode, st.st_mode);
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git_buf_free(&fullpath);
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#endif
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}
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static void ensure_workdir_link(const char *path, const char *target)
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{
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#ifdef GIT_WIN32
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ensure_workdir_contents(path, target);
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#else
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git_buf fullpath = GIT_BUF_INIT;
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char actual[1024];
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struct stat st;
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int len;
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cl_git_pass(
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git_buf_joinpath(&fullpath, git_repository_workdir(g_repo), path));
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cl_git_pass(p_lstat(git_buf_cstr(&fullpath), &st));
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cl_assert(S_ISLNK(st.st_mode));
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cl_assert((len = p_readlink(git_buf_cstr(&fullpath), actual, 1024)) > 0);
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actual[len] = '\0';
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cl_assert(strcmp(actual, target) == 0);
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git_buf_free(&fullpath);
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#endif
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}
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void test_checkout_conflict__ignored(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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opts.checkout_strategy |= GIT_CHECKOUT_SKIP_UNMERGED;
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create_conflicting_index();
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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cl_assert(!git_path_exists(TEST_REPO_PATH "/conflicting.txt"));
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}
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void test_checkout_conflict__ours(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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opts.checkout_strategy |= GIT_CHECKOUT_USE_OURS;
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create_conflicting_index();
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_contents("conflicting.txt", CONFLICTING_OURS_FILE);
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}
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void test_checkout_conflict__theirs(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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opts.checkout_strategy |= GIT_CHECKOUT_USE_THEIRS;
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create_conflicting_index();
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_contents("conflicting.txt", CONFLICTING_THEIRS_FILE);
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}
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void test_checkout_conflict__diff3(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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create_conflicting_index();
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_contents("conflicting.txt", CONFLICTING_DIFF3_FILE);
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}
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void test_checkout_conflict__automerge(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, AUTOMERGEABLE_ANCESTOR_OID, 1, "automergeable.txt" },
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{ 0100644, AUTOMERGEABLE_OURS_OID, 2, "automergeable.txt" },
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{ 0100644, AUTOMERGEABLE_THEIRS_OID, 3, "automergeable.txt" },
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};
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create_index(checkout_index_entries, 3);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_contents("automergeable.txt", AUTOMERGEABLE_MERGED_FILE);
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}
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void test_checkout_conflict__directory_file(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-1" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-1" },
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{ 0100644, CONFLICTING_THEIRS_OID, 0, "df-1/file" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-2" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-2" },
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{ 0100644, CONFLICTING_OURS_OID, 0, "df-2/file" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-3" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-3/file" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-3/file" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-4" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-4/file" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-4/file" },
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};
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opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
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create_index(checkout_index_entries, 12);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_oid("df-1/file", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-1~ours", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-2/file", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-2~theirs", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-3/file", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-3~theirs", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-4~ours", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-4/file", CONFLICTING_THEIRS_OID);
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}
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void test_checkout_conflict__directory_file_with_custom_labels(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-1" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-1" },
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{ 0100644, CONFLICTING_THEIRS_OID, 0, "df-1/file" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-2" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-2" },
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{ 0100644, CONFLICTING_OURS_OID, 0, "df-2/file" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-3" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-3/file" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-3/file" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "df-4" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "df-4/file" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "df-4/file" },
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};
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opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
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opts.our_label = "HEAD";
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opts.their_label = "branch";
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create_index(checkout_index_entries, 12);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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ensure_workdir_oid("df-1/file", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-1~HEAD", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-2/file", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-2~branch", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-3/file", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-3~branch", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("df-4~HEAD", CONFLICTING_OURS_OID);
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ensure_workdir_oid("df-4/file", CONFLICTING_THEIRS_OID);
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}
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void test_checkout_conflict__link_file(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "link-1" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "link-1" },
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{ 0120000, LINK_THEIRS_OID, 3, "link-1" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "link-2" },
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{ 0120000, LINK_OURS_OID, 2, "link-2" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "link-2" },
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{ 0120000, LINK_ANCESTOR_OID, 1, "link-3" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "link-3" },
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{ 0120000, LINK_THEIRS_OID, 3, "link-3" },
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{ 0120000, LINK_ANCESTOR_OID, 1, "link-4" },
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{ 0120000, LINK_OURS_OID, 2, "link-4" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "link-4" },
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};
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opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
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create_index(checkout_index_entries, 12);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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/* Typechange conflicts always keep the file in the workdir */
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ensure_workdir_oid("link-1", CONFLICTING_OURS_OID);
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ensure_workdir_oid("link-2", CONFLICTING_THEIRS_OID);
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ensure_workdir_oid("link-3", CONFLICTING_OURS_OID);
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ensure_workdir_oid("link-4", CONFLICTING_THEIRS_OID);
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}
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void test_checkout_conflict__links(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0120000, LINK_ANCESTOR_OID, 1, "link-1" },
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{ 0120000, LINK_OURS_OID, 2, "link-1" },
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{ 0120000, LINK_THEIRS_OID, 3, "link-1" },
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{ 0120000, LINK_OURS_OID, 2, "link-2" },
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{ 0120000, LINK_THEIRS_OID, 3, "link-2" },
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};
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opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
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create_index(checkout_index_entries, 5);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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/* Conflicts with links always keep the ours side (even with -Xtheirs) */
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ensure_workdir_link("link-1", LINK_OURS_TARGET);
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ensure_workdir_link("link-2", LINK_OURS_TARGET);
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}
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void test_checkout_conflict__add_add(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_OURS_OID, 2, "conflicting.txt" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "conflicting.txt" },
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};
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opts.checkout_strategy |= GIT_CHECKOUT_SAFE;
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create_index(checkout_index_entries, 2);
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git_index_write(g_index);
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cl_git_pass(git_checkout_index(g_repo, g_index, &opts));
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/* Add/add writes diff3 files */
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ensure_workdir_contents("conflicting.txt", CONFLICTING_DIFF3_FILE);
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}
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void test_checkout_conflict__mode_change(void)
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{
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git_checkout_opts opts = GIT_CHECKOUT_OPTS_INIT;
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struct checkout_index_entry checkout_index_entries[] = {
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-1" },
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{ 0100755, CONFLICTING_ANCESTOR_OID, 2, "executable-1" },
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{ 0100644, CONFLICTING_THEIRS_OID, 3, "executable-1" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-2" },
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{ 0100644, CONFLICTING_OURS_OID, 2, "executable-2" },
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{ 0100755, CONFLICTING_ANCESTOR_OID, 3, "executable-2" },
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{ 0100755, CONFLICTING_ANCESTOR_OID, 1, "executable-3" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 2, "executable-3" },
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{ 0100755, CONFLICTING_THEIRS_OID, 3, "executable-3" },
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{ 0100755, CONFLICTING_ANCESTOR_OID, 1, "executable-4" },
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{ 0100755, CONFLICTING_OURS_OID, 2, "executable-4" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 3, "executable-4" },
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{ 0100644, CONFLICTING_ANCESTOR_OID, 1, "executable-5" },
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{ 0100755, CONFLICTING_OURS_OID, 2, "executable-5" },
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|
{ 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);
|
|
}
|