thodg/libgit2/tests-clar/repo/open.c

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• Hash : 3fa1ec4a
  Author :
  Date : 2012-04-15T19:02:05
  

  tests-clar/repo: fix unused warning ifdef GIT_WIN32 helper unposix_path() to avoid unused-function warning on non-Windows systems. Signed-off-by: schu <schu-github@schulog.org>

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• tests-clar/repo/open.c

• #include "clar_libgit2.h"
  #include "fileops.h"
  
  void test_repo_open__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  
  	if (git_path_isdir("alternate"))
  		git_futils_rmdir_r("alternate", 1);
  }
  
  void test_repo_open__bare_empty_repo(void)
  {
  	git_repository *repo = cl_git_sandbox_init("empty_bare.git");
  
  	cl_assert(git_repository_path(repo) != NULL);
  	cl_assert(git__suffixcmp(git_repository_path(repo), "/") == 0);
  	cl_assert(git_repository_workdir(repo) == NULL);
  }
  
  void test_repo_open__standard_empty_repo_through_gitdir(void)
  {
  	git_repository *repo;
  
  	cl_git_pass(git_repository_open(&repo, cl_fixture("empty_standard_repo/.gitted")));
  
  	cl_assert(git_repository_path(repo) != NULL);
  	cl_assert(git__suffixcmp(git_repository_path(repo), "/") == 0);
  
  	cl_assert(git_repository_workdir(repo) != NULL);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo), "/") == 0);
  
  	git_repository_free(repo);
  }
  
  void test_repo_open__standard_empty_repo_through_workdir(void)
  {
  	git_repository *repo = cl_git_sandbox_init("empty_standard_repo");
  
  	cl_assert(git_repository_path(repo) != NULL);
  	cl_assert(git__suffixcmp(git_repository_path(repo), "/") == 0);
  
  	cl_assert(git_repository_workdir(repo) != NULL);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo), "/") == 0);
  }
  
  
  void test_repo_open__open_with_discover(void)
  {
  	static const char *variants[] = {
  		"attr", "attr/", "attr/.git", "attr/.git/",
  		"attr/sub", "attr/sub/", "attr/sub/sub", "attr/sub/sub/",
  		NULL
  	};
  	git_repository *repo;
  	const char **scan;
  
  	cl_fixture_sandbox("attr");
  	cl_git_pass(p_rename("attr/.gitted", "attr/.git"));
  
  	for (scan = variants; *scan != NULL; scan++) {
  		cl_git_pass(git_repository_open_ext(&repo, *scan, 0, NULL));
  		cl_assert(git__suffixcmp(git_repository_path(repo), "attr/.git/") == 0);
  		cl_assert(git__suffixcmp(git_repository_workdir(repo), "attr/") == 0);
  		git_repository_free(repo);
  	}
  
  	cl_fixture_cleanup("attr");
  }
  
  void test_repo_open__gitlinked(void)
  {
  	/* need to have both repo dir and workdir set up correctly */
  	git_repository *repo = cl_git_sandbox_init("empty_standard_repo");
  	git_repository *repo2;
  
  	cl_must_pass(p_mkdir("alternate", 0777));
  	cl_git_mkfile("alternate/.git", "gitdir: ../empty_standard_repo/.git");
  
  	cl_git_pass(git_repository_open(&repo2, "alternate"));
  
  	cl_assert(git_repository_path(repo2) != NULL);
  	cl_assert_(git__suffixcmp(git_repository_path(repo2), "empty_standard_repo/.git/") == 0, git_repository_path(repo2));
  	cl_assert_equal_s(git_repository_path(repo), git_repository_path(repo2));
  
  	cl_assert(git_repository_workdir(repo2) != NULL);
  	cl_assert_(git__suffixcmp(git_repository_workdir(repo2), "alternate/") == 0, git_repository_workdir(repo2));
  
  	git_repository_free(repo2);
  }
  
  void test_repo_open__from_git_new_workdir(void)
  {
  	/* The git-new-workdir script that ships with git sets up a bunch of
  	 * symlinks to create a second workdir that shares the object db with
  	 * another checkout.  Libgit2 can open a repo that has been configured
  	 * this way.
  	 */
  	cl_git_sandbox_init("empty_standard_repo");
  
  #ifndef GIT_WIN32
  	git_repository *repo2;
  	git_buf link_tgt = GIT_BUF_INIT, link = GIT_BUF_INIT, body = GIT_BUF_INIT;
  	const char **scan;
  	int link_fd;
  	static const char *links[] = {
  		"config", "refs", "logs/refs", "objects", "info", "hooks",
  		"packed-refs", "remotes", "rr-cache", "svn", NULL
  	};
  	static const char *copies[] = {
  		"HEAD", NULL
  	};
  
  	cl_git_pass(p_mkdir("alternate", 0777));
  	cl_git_pass(p_mkdir("alternate/.git", 0777));
  
  	for (scan = links; *scan != NULL; scan++) {
  		git_buf_joinpath(&link_tgt, "empty_standard_repo/.git", *scan);
  		if (git_path_exists(link_tgt.ptr)) {
  			git_buf_joinpath(&link_tgt, "../../empty_standard_repo/.git", *scan);
  			git_buf_joinpath(&link, "alternate/.git", *scan);
  			if (strchr(*scan, '/'))
  				git_futils_mkpath2file(link.ptr, 0777);
  			cl_assert_(symlink(link_tgt.ptr, link.ptr) == 0, strerror(errno));
  		}
  	}
  	for (scan = copies; *scan != NULL; scan++) {
  		git_buf_joinpath(&link_tgt, "empty_standard_repo/.git", *scan);
  		if (git_path_exists(link_tgt.ptr)) {
  			git_buf_joinpath(&link, "alternate/.git", *scan);
  			cl_git_pass(git_futils_readbuffer(&body, link_tgt.ptr));
  
  			cl_assert((link_fd = git_futils_creat_withpath(link.ptr, 0777, 0666)) >= 0);
  			cl_must_pass(p_write(link_fd, body.ptr, body.size));
  			p_close(link_fd);
  		}
  	}
  
  	git_buf_free(&link_tgt);
  	git_buf_free(&link);
  	git_buf_free(&body);
  
  
  	cl_git_pass(git_repository_open(&repo2, "alternate"));
  
  	cl_assert(git_repository_path(repo2) != NULL);
  	cl_assert_(git__suffixcmp(git_repository_path(repo2), "alternate/.git/") == 0, git_repository_path(repo2));
  
  	cl_assert(git_repository_workdir(repo2) != NULL);
  	cl_assert_(git__suffixcmp(git_repository_workdir(repo2), "alternate/") == 0, git_repository_workdir(repo2));
  
  	git_repository_free(repo2);
  #endif
  }
  
  void test_repo_open__failures(void)
  {
  	git_repository *base, *repo;
  	git_buf ceiling = GIT_BUF_INIT;
  
  	base = cl_git_sandbox_init("attr");
  	cl_git_pass(git_buf_sets(&ceiling, git_repository_workdir(base)));
  
  	/* fail with no searching */
  	cl_git_fail(git_repository_open(&repo, "attr/sub"));
  	cl_git_fail(git_repository_open_ext(
  		&repo, "attr/sub", GIT_REPOSITORY_OPEN_NO_SEARCH, NULL));
  
  	/* fail with ceiling too low */
  	cl_git_pass(git_buf_joinpath(&ceiling, ceiling.ptr, "sub"));
  	cl_git_fail(git_repository_open_ext(&repo, "attr/sub", 0, ceiling.ptr));
  
  	/* fail with no repo */
  	cl_git_pass(p_mkdir("alternate", 0777));
  	cl_git_pass(p_mkdir("alternate/.git", 0777));
  	cl_git_fail(git_repository_open_ext(&repo, "alternate", 0, NULL));
  	cl_git_fail(git_repository_open_ext(&repo, "alternate/.git", 0, NULL));
  
  	git_buf_free(&ceiling);
  }
  
  void test_repo_open__bad_gitlinks(void)
  {
  	git_repository *repo;
  	static const char *bad_links[] = {
  		"garbage\n", "gitdir", "gitdir:\n", "gitdir: foobar",
  		"gitdir: ../invalid", "gitdir: ../invalid2",
  		"gitdir: ../attr/.git with extra stuff",
  		NULL
  	};
  	const char **scan;
  
  	cl_git_sandbox_init("attr");
  
  	cl_git_pass(p_mkdir("alternate", 0777));
  	cl_git_pass(p_mkdir("invalid", 0777));
  	cl_git_pass(git_futils_mkdir_r("invalid2/.git", NULL, 0777));
  
  	for (scan = bad_links; *scan != NULL; scan++) {
  		cl_git_rewritefile("alternate/.git", *scan);
  		cl_git_fail(git_repository_open_ext(&repo, "alternate", 0, NULL));
  	}
  
  	git_futils_rmdir_r("invalid", 1);
  	git_futils_rmdir_r("invalid2", 1);
  }
  
  #ifdef GIT_WIN32
  static void unposix_path(git_buf *path)
  {
  	char *src, *tgt;
  
  	src = tgt = path->ptr;
  
  	/* convert "/d/..." to "d:\..." */
  	if (src[0] == '/' && isalpha(src[1]) && src[2] == '/') {
  		*tgt++ = src[1];
  		*tgt++ = ':';
  		*tgt++ = '\\';
  		src += 3;
  	}
  
  	while (*src) {
  		*tgt++ = (*src == '/') ? '\\' : *src;
  		src++;
  	}
  
  	*tgt = '\0';
  }
  #endif
  
  void test_repo_open__win32_path(void)
  {
  #ifdef GIT_WIN32
  	git_repository *repo = cl_git_sandbox_init("empty_standard_repo"), *repo2;
  	git_buf winpath = GIT_BUF_INIT;
  	char *src, *tgt;
  	static const char *repo_path = "empty_standard_repo/.git/";
  	static const char *repo_wd   = "empty_standard_repo/";
  
  	cl_assert(git__suffixcmp(git_repository_path(repo), repo_path) == 0);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo), repo_wd) == 0);
  
  	cl_git_pass(git_buf_sets(&winpath, git_repository_path(repo)));
  	unposix_path(&winpath);
  	cl_git_pass(git_repository_open(&repo2, winpath.ptr));
  	cl_assert(git__suffixcmp(git_repository_path(repo2), repo_path) == 0);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo2), repo_wd) == 0);
  	git_repository_free(repo2);
  
  	cl_git_pass(git_buf_sets(&winpath, git_repository_path(repo)));
  	git_buf_truncate(&winpath, winpath.size - 1); /* remove trailing '/' */
  	unposix_path(&winpath);
  	cl_git_pass(git_repository_open(&repo2, winpath.ptr));
  	cl_assert(git__suffixcmp(git_repository_path(repo2), repo_path) == 0);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo2), repo_wd) == 0);
  	git_repository_free(repo2);
  
  	cl_git_pass(git_buf_sets(&winpath, git_repository_workdir(repo)));
  	unposix_path(&winpath);
  	cl_git_pass(git_repository_open(&repo2, winpath.ptr));
  	cl_assert(git__suffixcmp(git_repository_path(repo2), repo_path) == 0);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo2), repo_wd) == 0);
  	git_repository_free(repo2);
  
  	cl_git_pass(git_buf_sets(&winpath, git_repository_workdir(repo)));
  	git_buf_truncate(&winpath, winpath.size - 1); /* remove trailing '/' */
  	unposix_path(&winpath);
  	cl_git_pass(git_repository_open(&repo2, winpath.ptr));
  	cl_assert(git__suffixcmp(git_repository_path(repo2), repo_path) == 0);
  	cl_assert(git__suffixcmp(git_repository_workdir(repo2), repo_wd) == 0);
  	git_repository_free(repo2);
  
  	git_buf_free(&winpath);
  #endif
  }
  

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