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#include "clar_libgit2.h"
#include "filebuf.h"
/* make sure git_filebuf_open doesn't delete an existing lock */
void test_filebuf__0(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
int fd;
char test[] = "test", testlock[] = "test.lock";
fd = p_creat(testlock, 0744); /* -V536 */
cl_must_pass(fd);
cl_must_pass(p_close(fd));
cl_git_fail(git_filebuf_open(&file, test, 0, 0666));
cl_assert(git_fs_path_exists(testlock));
cl_must_pass(p_unlink(testlock));
}
/* make sure GIT_FILEBUF_APPEND works as expected */
void test_filebuf__1(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char test[] = "test";
cl_git_mkfile(test, "libgit2 rocks\n");
cl_git_pass(git_filebuf_open(&file, test, GIT_FILEBUF_APPEND, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_git_pass(git_filebuf_commit(&file));
cl_assert_equal_file("libgit2 rocks\nlibgit2 rocks\n", 0, test);
cl_must_pass(p_unlink(test));
}
/* make sure git_filebuf_write writes large buffer correctly */
void test_filebuf__2(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char test[] = "test";
unsigned char buf[4096 * 4]; /* 2 * WRITE_BUFFER_SIZE */
memset(buf, 0xfe, sizeof(buf));
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_git_pass(git_filebuf_write(&file, buf, sizeof(buf)));
cl_git_pass(git_filebuf_commit(&file));
cl_assert_equal_file((char *)buf, sizeof(buf), test);
cl_must_pass(p_unlink(test));
}
/* make sure git_filebuf_cleanup clears the buffer */
void test_filebuf__4(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char test[] = "test";
cl_assert(file.buffer == NULL);
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_assert(file.buffer != NULL);
git_filebuf_cleanup(&file);
cl_assert(file.buffer == NULL);
}
/* make sure git_filebuf_commit clears the buffer */
void test_filebuf__5(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char test[] = "test";
cl_assert(file.buffer == NULL);
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_assert(file.buffer != NULL);
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert(file.buffer != NULL);
cl_git_pass(git_filebuf_commit(&file));
cl_assert(file.buffer == NULL);
cl_must_pass(p_unlink(test));
}
/* make sure git_filebuf_commit takes umask into account */
void test_filebuf__umask(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char test[] = "test";
struct stat statbuf;
mode_t mask, os_mask;
#ifdef GIT_WIN32
os_mask = 0600;
#else
os_mask = 0777;
#endif
p_umask(mask = p_umask(0));
cl_assert(file.buffer == NULL);
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_assert(file.buffer != NULL);
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert(file.buffer != NULL);
cl_git_pass(git_filebuf_commit(&file));
cl_assert(file.buffer == NULL);
cl_must_pass(p_stat("test", &statbuf));
cl_assert_equal_i(statbuf.st_mode & os_mask, (0666 & ~mask) & os_mask);
cl_must_pass(p_unlink(test));
}
void test_filebuf__rename_error(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
char *dir = "subdir", *test = "subdir/test", *test_lock = "subdir/test.lock";
int fd;
#ifndef GIT_WIN32
cl_skip();
#endif
cl_git_pass(p_mkdir(dir, 0666));
cl_git_mkfile(test, "dummy content");
fd = p_open(test, O_RDONLY);
cl_assert(fd > 0);
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert_equal_i(true, git_fs_path_exists(test_lock));
cl_git_fail(git_filebuf_commit(&file));
p_close(fd);
git_filebuf_cleanup(&file);
cl_assert_equal_i(false, git_fs_path_exists(test_lock));
}
void test_filebuf__symlink_follow(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
const char *dir = "linkdir", *source = "linkdir/link";
if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
cl_skip();
cl_git_pass(p_mkdir(dir, 0777));
cl_git_pass(p_symlink("target", source));
cl_git_pass(git_filebuf_open(&file, source, 0, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
cl_git_pass(git_filebuf_commit(&file));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
git_filebuf_cleanup(&file);
/* The second time around, the target file does exist */
cl_git_pass(git_filebuf_open(&file, source, 0, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
cl_git_pass(git_filebuf_commit(&file));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
git_filebuf_cleanup(&file);
cl_git_pass(git_futils_rmdir_r(dir, NULL, GIT_RMDIR_REMOVE_FILES));
}
void test_filebuf__symlink_follow_absolute_paths(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
git_str source = GIT_STR_INIT, target = GIT_STR_INIT;
if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
cl_skip();
cl_git_pass(git_str_joinpath(&source, clar_sandbox_path(), "linkdir/link"));
cl_git_pass(git_str_joinpath(&target, clar_sandbox_path(), "linkdir/target"));
cl_git_pass(p_mkdir("linkdir", 0777));
cl_git_pass(p_symlink(target.ptr, source.ptr));
cl_git_pass(git_filebuf_open(&file, source.ptr, 0, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
cl_git_pass(git_filebuf_commit(&file));
cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
git_filebuf_cleanup(&file);
git_str_dispose(&source);
git_str_dispose(&target);
cl_git_pass(git_futils_rmdir_r("linkdir", NULL, GIT_RMDIR_REMOVE_FILES));
}
void test_filebuf__symlink_depth(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
const char *dir = "linkdir", *source = "linkdir/link";
if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
cl_skip();
cl_git_pass(p_mkdir(dir, 0777));
/* Endless loop */
cl_git_pass(p_symlink("link", source));
cl_git_fail(git_filebuf_open(&file, source, 0, 0666));
cl_git_pass(git_futils_rmdir_r(dir, NULL, GIT_RMDIR_REMOVE_FILES));
}
void test_filebuf__hidden_file(void)
{
#ifndef GIT_WIN32
cl_skip();
#else
git_filebuf file = GIT_FILEBUF_INIT;
char *dir = "hidden", *test = "hidden/test";
bool hidden;
cl_git_pass(p_mkdir(dir, 0666));
cl_git_mkfile(test, "dummy content");
cl_git_pass(git_win32__set_hidden(test, true));
cl_git_pass(git_win32__hidden(&hidden, test));
cl_assert(hidden);
cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
cl_git_pass(git_filebuf_commit(&file));
git_filebuf_cleanup(&file);
#endif
}
void test_filebuf__detects_directory(void)
{
git_filebuf file = GIT_FILEBUF_INIT;
cl_must_pass(p_mkdir("foo", 0777));
cl_git_fail_with(GIT_EDIRECTORY, git_filebuf_open(&file, "foo", 0, 0666));
cl_must_pass(p_rmdir("foo"));
}
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