thodg/libgit2/tests/clone/nonetwork.c

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• Hash : 95117d47
  Author :
  Date : 2021-10-31T09:45:46
  

  path: separate git-specific path functions from util Introduce `git_fs_path`, which operates on generic filesystem paths. `git_path` will be kept for only git-specific path functionality (for example, checking for `.git` in a path).

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• tests/clone/nonetwork.c

• #include "clar_libgit2.h"
  
  #include "git2/clone.h"
  #include "../submodule/submodule_helpers.h"
  #include "remote.h"
  #include "futils.h"
  #include "repository.h"
  
  #define LIVE_REPO_URL "git://github.com/libgit2/TestGitRepository"
  
  static git_clone_options g_options;
  static git_repository *g_repo;
  static git_reference* g_ref;
  static git_remote* g_remote;
  
  void test_clone_nonetwork__initialize(void)
  {
  	git_checkout_options dummy_opts = GIT_CHECKOUT_OPTIONS_INIT;
  	git_fetch_options dummy_fetch = GIT_FETCH_OPTIONS_INIT;
  
  	g_repo = NULL;
  
  	memset(&g_options, 0, sizeof(git_clone_options));
  	g_options.version = GIT_CLONE_OPTIONS_VERSION;
  	g_options.checkout_opts = dummy_opts;
  	g_options.checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
  	g_options.fetch_opts = dummy_fetch;
  }
  
  void test_clone_nonetwork__cleanup(void)
  {
  	if (g_repo) {
  		git_repository_free(g_repo);
  		g_repo = NULL;
  	}
  
  	if (g_ref) {
  		git_reference_free(g_ref);
  		g_ref = NULL;
  	}
  
  	if (g_remote) {
  		git_remote_free(g_remote);
  		g_remote = NULL;
  	}
  
  	cl_fixture_cleanup("./foo");
  }
  
  void test_clone_nonetwork__bad_urls(void)
  {
  	/* Clone should clean up the mess if the URL isn't a git repository */
  	cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo", &g_options));
  	cl_assert(!git_fs_path_exists("./foo"));
  	g_options.bare = true;
  	cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo", &g_options));
  	cl_assert(!git_fs_path_exists("./foo"));
  
  	cl_git_fail(git_clone(&g_repo, "git://example.com:asdf", "./foo", &g_options));
  	cl_git_fail(git_clone(&g_repo, "https://example.com:asdf/foo", "./foo", &g_options));
  	cl_git_fail(git_clone(&g_repo, "git://github.com/git://github.com/foo/bar.git.git",
  				"./foo", &g_options));
  	cl_git_fail(git_clone(&g_repo, "arrbee:my/bad:password@github.com:1111/strange:words.git",
  				"./foo", &g_options));
  }
  
  void test_clone_nonetwork__do_not_clean_existing_directory(void)
  {
  	/* Clone should not remove the directory if it already exists, but
  	 * Should clean up entries it creates. */
  	p_mkdir("./foo", GIT_DIR_MODE);
  	cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo", &g_options));
  	cl_assert(git_fs_path_is_empty_dir("./foo"));
  
  	/* Try again with a bare repository. */
  	g_options.bare = true;
  	cl_git_fail(git_clone(&g_repo, "not_a_repo", "./foo", &g_options));
  	cl_assert(git_fs_path_is_empty_dir("./foo"));
  }
  
  void test_clone_nonetwork__local(void)
  {
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  }
  
  void test_clone_nonetwork__local_absolute_path(void)
  {
  	const char *local_src;
  	local_src = cl_fixture("testrepo.git");
  	cl_git_pass(git_clone(&g_repo, local_src, "./foo", &g_options));
  }
  
  void test_clone_nonetwork__local_bare(void)
  {
  	g_options.bare = true;
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  }
  
  void test_clone_nonetwork__fail_when_the_target_is_a_file(void)
  {
  	cl_git_mkfile("./foo", "Bar!");
  	cl_git_fail(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  }
  
  void test_clone_nonetwork__fail_with_already_existing_but_non_empty_directory(void)
  {
  	p_mkdir("./foo", GIT_DIR_MODE);
  	cl_git_mkfile("./foo/bar", "Baz!");
  	cl_git_fail(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  }
  
  int custom_origin_name_remote_create(
  	git_remote **out,
  	git_repository *repo,
  	const char *name,
  	const char *url,
  	void *payload)
  {
  	GIT_UNUSED(name);
  	GIT_UNUSED(payload);
  
  	return git_remote_create(out, repo, "my_origin", url);
  }
  
  void test_clone_nonetwork__custom_origin_name(void)
  {
  	g_options.remote_cb = custom_origin_name_remote_create;
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  
  	cl_git_pass(git_remote_lookup(&g_remote, g_repo, "my_origin"));
  }
  
  void test_clone_nonetwork__defaults(void)
  {
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", NULL));
  	cl_assert(g_repo);
  	cl_git_pass(git_remote_lookup(&g_remote, g_repo, "origin"));
  }
  
  void test_clone_nonetwork__cope_with_already_existing_directory(void)
  {
  	p_mkdir("./foo", GIT_DIR_MODE);
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  }
  
  void test_clone_nonetwork__can_prevent_the_checkout_of_a_standard_repo(void)
  {
  	git_str path = GIT_STR_INIT;
  
  	g_options.checkout_opts.checkout_strategy = 0;
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  
  	cl_git_pass(git_str_joinpath(&path, git_repository_workdir(g_repo), "master.txt"));
  	cl_assert_equal_i(false, git_fs_path_isfile(git_str_cstr(&path)));
  
  	git_str_dispose(&path);
  }
  
  void test_clone_nonetwork__can_checkout_given_branch(void)
  {
  	git_reference *remote_head;
  
  	g_options.checkout_branch = "test";
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  
  	cl_assert_equal_i(0, git_repository_head_unborn(g_repo));
  
  	cl_git_pass(git_repository_head(&g_ref, g_repo));
  	cl_assert_equal_s(git_reference_name(g_ref), "refs/heads/test");
  
  	cl_assert(git_fs_path_exists("foo/readme.txt"));
  
  	cl_git_pass(git_reference_lookup(&remote_head, g_repo, "refs/remotes/origin/HEAD"));
  	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(remote_head));
  	cl_assert_equal_s("refs/remotes/origin/master", git_reference_symbolic_target(remote_head));
  
  	git_reference_free(remote_head);
  }
  
  static int clone_cancel_fetch_transfer_progress_cb(
  	const git_indexer_progress *stats, void *data)
  {
  	GIT_UNUSED(stats); GIT_UNUSED(data);
  	return -54321;
  }
  
  void test_clone_nonetwork__can_cancel_clone_in_fetch(void)
  {
  	g_options.checkout_branch = "test";
  
  	g_options.fetch_opts.callbacks.transfer_progress =
  		clone_cancel_fetch_transfer_progress_cb;
  
  	cl_git_fail_with(git_clone(
  		&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options),
  		-54321);
  
  	cl_assert(!g_repo);
  	cl_assert(!git_fs_path_exists("foo/readme.txt"));
  }
  
  static int clone_cancel_checkout_cb(
  	git_checkout_notify_t why,
  	const char *path,
  	const git_diff_file *b,
  	const git_diff_file *t,
  	const git_diff_file *w,
  	void *payload)
  {
  	const char *at_file = payload;
  	GIT_UNUSED(why); GIT_UNUSED(b); GIT_UNUSED(t); GIT_UNUSED(w);
  	if (!strcmp(path, at_file))
  		return -12345;
  	return 0;
  }
  
  void test_clone_nonetwork__can_cancel_clone_in_checkout(void)
  {
  	g_options.checkout_branch = "test";
  
  	g_options.checkout_opts.notify_flags = GIT_CHECKOUT_NOTIFY_UPDATED;
  	g_options.checkout_opts.notify_cb = clone_cancel_checkout_cb;
  	g_options.checkout_opts.notify_payload = "readme.txt";
  
  	cl_git_fail_with(git_clone(
  		&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options),
  		-12345);
  
  	cl_assert(!g_repo);
  	cl_assert(!git_fs_path_exists("foo/readme.txt"));
  }
  
  void test_clone_nonetwork__can_detached_head(void)
  {
  	git_object *obj;
  	git_repository *cloned;
  	git_reference *cloned_head;
  
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  
  	cl_git_pass(git_revparse_single(&obj, g_repo, "master~1"));
  	cl_git_pass(git_repository_set_head_detached(g_repo, git_object_id(obj)));
  
  	cl_git_pass(git_clone(&cloned, "./foo", "./foo1", &g_options));
  
  	cl_assert(git_repository_head_detached(cloned));
  
  	cl_git_pass(git_repository_head(&cloned_head, cloned));
  	cl_assert_equal_oid(git_object_id(obj), git_reference_target(cloned_head));
  
  	git_object_free(obj);
  	git_reference_free(cloned_head);
  	git_repository_free(cloned);
  
  	cl_fixture_cleanup("./foo1");
  }
  
  void test_clone_nonetwork__clone_tag_to_tree(void)
  {
  	git_repository *stage;
  	git_index_entry entry;
  	git_index *index;
  	git_odb *odb;
  	git_oid tree_id;
  	git_tree *tree;
  	git_reference *tag;
  	git_tree_entry *tentry;
  	const char *file_path = "some/deep/path.txt";
  	const char *file_content = "some content\n";
  	const char *tag_name = "refs/tags/tree-tag";
  
  	stage = cl_git_sandbox_init("testrepo.git");
  	cl_git_pass(git_repository_odb(&odb, stage));
  	cl_git_pass(git_index_new(&index));
  
  	memset(&entry, 0, sizeof(git_index_entry));
  	entry.path = file_path;
  	entry.mode = GIT_FILEMODE_BLOB;
  	cl_git_pass(git_odb_write(&entry.id, odb, file_content, strlen(file_content), GIT_OBJECT_BLOB));
  
  	cl_git_pass(git_index_add(index, &entry));
  	cl_git_pass(git_index_write_tree_to(&tree_id, index, stage));
  	cl_git_pass(git_reference_create(&tag, stage, tag_name, &tree_id, 0, NULL));
  	git_reference_free(tag);
  	git_odb_free(odb);
  	git_index_free(index);
  
  	g_options.local = GIT_CLONE_NO_LOCAL;
  	cl_git_pass(git_clone(&g_repo, cl_git_path_url(git_repository_path(stage)), "./foo", &g_options));
  	git_repository_free(stage);
  
  	cl_git_pass(git_reference_lookup(&tag, g_repo, tag_name));
  	cl_git_pass(git_tree_lookup(&tree, g_repo, git_reference_target(tag)));
  	git_reference_free(tag);
  
  	cl_git_pass(git_tree_entry_bypath(&tentry, tree, file_path));
  	git_tree_entry_free(tentry);
  	git_tree_free(tree);
  
  	cl_fixture_cleanup("testrepo.git");
  }
  
  static void assert_correct_reflog(const char *name)
  {
  	git_reflog *log;
  	const git_reflog_entry *entry;
  	git_str expected_message = GIT_STR_INIT;
  
  	git_str_printf(&expected_message,
  		"clone: from %s", cl_git_fixture_url("testrepo.git"));
  
  	cl_git_pass(git_reflog_read(&log, g_repo, name));
  	cl_assert_equal_i(1, git_reflog_entrycount(log));
  	entry = git_reflog_entry_byindex(log, 0);
  	cl_assert_equal_s(expected_message.ptr, git_reflog_entry_message(entry));
  
  	git_reflog_free(log);
  
  	git_str_dispose(&expected_message);
  }
  
  void test_clone_nonetwork__clone_updates_reflog_properly(void)
  {
  	cl_git_pass(git_clone(&g_repo, cl_git_fixture_url("testrepo.git"), "./foo", &g_options));
  	assert_correct_reflog("HEAD");
  	assert_correct_reflog("refs/heads/master");
  }
  
  static void cleanup_repository(void *path)
  {
  	if (g_repo) {
  		git_repository_free(g_repo);
  		g_repo = NULL;
  	}
  
  	cl_fixture_cleanup((const char *)path);
  }
  
  void test_clone_nonetwork__clone_from_empty_sets_upstream(void)
  {
  	git_config *config;
  	git_repository *repo;
  	const char *str;
  
  	/* Create an empty repo to clone from */
  	cl_set_cleanup(&cleanup_repository, "./test1");
  	cl_git_pass(git_repository_init(&g_repo, "./test1", 0));
  	cl_set_cleanup(&cleanup_repository, "./repowithunborn");
  	cl_git_pass(git_clone(&repo, "./test1", "./repowithunborn", NULL));
  
  	cl_git_pass(git_repository_config_snapshot(&config, repo));
  
  	cl_git_pass(git_config_get_string(&str, config, "branch.master.remote"));
  	cl_assert_equal_s("origin", str);
  	cl_git_pass(git_config_get_string(&str, config, "branch.master.merge"));
  	cl_assert_equal_s("refs/heads/master", str);
  
  	git_config_free(config);
  	git_repository_free(repo);
  	cl_fixture_cleanup("./repowithunborn");
  }
  

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