diff options
Diffstat (limited to 'src/libsystemd/sd-bus/test-bus-error.c')
| -rw-r--r-- | src/libsystemd/sd-bus/test-bus-error.c | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/src/libsystemd/sd-bus/test-bus-error.c b/src/libsystemd/sd-bus/test-bus-error.c new file mode 100644 index 0000000..2e3803c --- /dev/null +++ b/src/libsystemd/sd-bus/test-bus-error.c @@ -0,0 +1,299 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "sd-bus.h" + +#include "bus-common-errors.h" +#include "bus-error.h" +#include "bus-util.h" +#include "errno-list.h" +#include "errno-util.h" + +static void test_error(void) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL, second = SD_BUS_ERROR_NULL; + const sd_bus_error const_error = SD_BUS_ERROR_MAKE_CONST(SD_BUS_ERROR_FILE_EXISTS, "const error"); + const sd_bus_error temporarily_const_error = { + .name = SD_BUS_ERROR_ACCESS_DENIED, + .message = "oh! no", + ._need_free = -1 + }; + + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_set(&error, SD_BUS_ERROR_NOT_SUPPORTED, "xxx") == -EOPNOTSUPP); + assert_se(streq(error.name, SD_BUS_ERROR_NOT_SUPPORTED)); + assert_se(streq(error.message, "xxx")); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_NOT_SUPPORTED)); + assert_se(sd_bus_error_has_names_sentinel(&error, SD_BUS_ERROR_NOT_SUPPORTED, NULL)); + assert_se(sd_bus_error_has_names(&error, SD_BUS_ERROR_NOT_SUPPORTED)); + assert_se(sd_bus_error_has_names(&error, SD_BUS_ERROR_NOT_SUPPORTED, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_has_names(&error, SD_BUS_ERROR_FILE_NOT_FOUND, SD_BUS_ERROR_NOT_SUPPORTED, NULL)); + assert_se(!sd_bus_error_has_names(&error, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_get_errno(&error) == EOPNOTSUPP); + assert_se(sd_bus_error_is_set(&error)); + sd_bus_error_free(&error); + + /* Check with no error */ + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_setf(&error, NULL, "yyy %i", -1) == 0); + assert_se(error.name == NULL); + assert_se(error.message == NULL); + assert_se(!sd_bus_error_has_name(&error, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(!sd_bus_error_has_names(&error, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_get_errno(&error) == 0); + assert_se(!sd_bus_error_is_set(&error)); + + assert_se(sd_bus_error_setf(&error, SD_BUS_ERROR_FILE_NOT_FOUND, "yyy %i", -1) == -ENOENT); + assert_se(streq(error.name, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(streq(error.message, "yyy -1")); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_has_names(&error, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_get_errno(&error) == ENOENT); + assert_se(sd_bus_error_is_set(&error)); + + assert_se(!sd_bus_error_is_set(&second)); + assert_se(second._need_free == 0); + assert_se(error._need_free > 0); + assert_se(sd_bus_error_copy(&second, &error) == -ENOENT); + assert_se(second._need_free > 0); + assert_se(streq(error.name, second.name)); + assert_se(streq(error.message, second.message)); + assert_se(sd_bus_error_get_errno(&second) == ENOENT); + assert_se(sd_bus_error_has_name(&second, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_has_names(&second, SD_BUS_ERROR_FILE_NOT_FOUND)); + assert_se(sd_bus_error_is_set(&second)); + + sd_bus_error_free(&error); + sd_bus_error_free(&second); + + assert_se(!sd_bus_error_is_set(&second)); + assert_se(const_error._need_free == 0); + assert_se(sd_bus_error_copy(&second, &const_error) == -EEXIST); + assert_se(second._need_free == 0); + assert_se(streq(const_error.name, second.name)); + assert_se(streq(const_error.message, second.message)); + assert_se(sd_bus_error_get_errno(&second) == EEXIST); + assert_se(sd_bus_error_has_name(&second, SD_BUS_ERROR_FILE_EXISTS)); + assert_se(sd_bus_error_is_set(&second)); + sd_bus_error_free(&second); + + assert_se(!sd_bus_error_is_set(&second)); + assert_se(temporarily_const_error._need_free < 0); + assert_se(sd_bus_error_copy(&second, &temporarily_const_error) == -EACCES); + assert_se(second._need_free > 0); + assert_se(streq(temporarily_const_error.name, second.name)); + assert_se(streq(temporarily_const_error.message, second.message)); + assert_se(sd_bus_error_get_errno(&second) == EACCES); + assert_se(sd_bus_error_has_name(&second, SD_BUS_ERROR_ACCESS_DENIED)); + assert_se(sd_bus_error_is_set(&second)); + + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_set_const(&error, "System.Error.EUCLEAN", "Hallo") == -EUCLEAN); + assert_se(streq(error.name, "System.Error.EUCLEAN")); + assert_se(streq(error.message, "Hallo")); + assert_se(sd_bus_error_has_name(&error, "System.Error.EUCLEAN")); + assert_se(sd_bus_error_get_errno(&error) == EUCLEAN); + assert_se(sd_bus_error_is_set(&error)); + sd_bus_error_free(&error); + + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_set_errno(&error, EBUSY) == -EBUSY); + assert_se(streq(error.name, "System.Error.EBUSY")); + assert_se(streq(error.message, strerror_safe(EBUSY))); + assert_se(sd_bus_error_has_name(&error, "System.Error.EBUSY")); + assert_se(sd_bus_error_get_errno(&error) == EBUSY); + assert_se(sd_bus_error_is_set(&error)); + sd_bus_error_free(&error); + + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_set_errnof(&error, EIO, "Waldi %c", 'X') == -EIO); + assert_se(streq(error.name, SD_BUS_ERROR_IO_ERROR)); + assert_se(streq(error.message, "Waldi X")); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_IO_ERROR)); + assert_se(sd_bus_error_get_errno(&error) == EIO); + assert_se(sd_bus_error_is_set(&error)); + sd_bus_error_free(&error); + + /* Check with no error */ + assert_se(!sd_bus_error_is_set(&error)); + assert_se(sd_bus_error_set_errnof(&error, 0, "Waldi %c", 'X') == 0); + assert_se(error.name == NULL); + assert_se(error.message == NULL); + assert_se(!sd_bus_error_has_name(&error, SD_BUS_ERROR_IO_ERROR)); + assert_se(sd_bus_error_get_errno(&error) == 0); + assert_se(!sd_bus_error_is_set(&error)); +} + +extern const sd_bus_error_map __start_SYSTEMD_BUS_ERROR_MAP[]; +extern const sd_bus_error_map __stop_SYSTEMD_BUS_ERROR_MAP[]; + +static void dump_mapping_table(void) { + const sd_bus_error_map *m; + + printf("----- errno mappings ------\n"); + m = ALIGN_TO_PTR(__start_SYSTEMD_BUS_ERROR_MAP, sizeof(void*)); + while (m < __stop_SYSTEMD_BUS_ERROR_MAP) { + + if (m->code == BUS_ERROR_MAP_END_MARKER) { + m = ALIGN_TO_PTR(m + 1, sizeof(void*)); + continue; + } + + printf("%s -> %i/%s\n", strna(m->name), m->code, strna(errno_to_name(m->code))); + m++; + } + printf("---------------------------\n"); +} + +static void test_errno_mapping_standard(void) { + assert_se(sd_bus_error_set(NULL, "System.Error.EUCLEAN", NULL) == -EUCLEAN); + assert_se(sd_bus_error_set(NULL, "System.Error.EBUSY", NULL) == -EBUSY); + assert_se(sd_bus_error_set(NULL, "System.Error.EINVAL", NULL) == -EINVAL); + assert_se(sd_bus_error_set(NULL, "System.Error.WHATSIT", NULL) == -EIO); +} + +BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map test_errors[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error", 5), + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-2", 52), + SD_BUS_ERROR_MAP_END +}; + +BUS_ERROR_MAP_ELF_REGISTER const sd_bus_error_map test_errors2[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-3", 33), + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-4", 44), + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-33", 333), + SD_BUS_ERROR_MAP_END +}; + +static const sd_bus_error_map test_errors3[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-88", 888), + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-99", 999), + SD_BUS_ERROR_MAP_END +}; + +static const sd_bus_error_map test_errors4[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-77", 777), + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-78", 778), + SD_BUS_ERROR_MAP_END +}; + +static const sd_bus_error_map test_errors_bad1[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-1", 0), + SD_BUS_ERROR_MAP_END +}; + +static const sd_bus_error_map test_errors_bad2[] = { + SD_BUS_ERROR_MAP("org.freedesktop.custom-dbus-error-1", -1), + SD_BUS_ERROR_MAP_END +}; + +static void test_errno_mapping_custom(void) { + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error", NULL) == -5); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-2", NULL) == -52); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-x", NULL) == -EIO); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-33", NULL) == -333); + + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-88", NULL) == -EIO); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-99", NULL) == -EIO); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-77", NULL) == -EIO); + + assert_se(sd_bus_error_add_map(test_errors3) > 0); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-88", NULL) == -888); + assert_se(sd_bus_error_add_map(test_errors4) > 0); + assert_se(sd_bus_error_add_map(test_errors4) == 0); + assert_se(sd_bus_error_add_map(test_errors3) == 0); + + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-99", NULL) == -999); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-77", NULL) == -777); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-78", NULL) == -778); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-2", NULL) == -52); + assert_se(sd_bus_error_set(NULL, "org.freedesktop.custom-dbus-error-y", NULL) == -EIO); + + assert_se(sd_bus_error_set(NULL, BUS_ERROR_NO_SUCH_UNIT, NULL) == -ENOENT); + + assert_se(sd_bus_error_add_map(test_errors_bad1) == -EINVAL); + assert_se(sd_bus_error_add_map(test_errors_bad2) == -EINVAL); +} + +static void test_sd_bus_error_set_errnof(void) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + _cleanup_free_ char *str = NULL; + + assert_se(sd_bus_error_set_errnof(NULL, 0, NULL) == 0); + assert_se(sd_bus_error_set_errnof(NULL, ENOANO, NULL) == -ENOANO); + + assert_se(sd_bus_error_set_errnof(&error, 0, NULL) == 0); + assert_se(!bus_error_is_dirty(&error)); + + assert_se(sd_bus_error_set_errnof(&error, EACCES, NULL) == -EACCES); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_ACCESS_DENIED)); + errno = EACCES; + assert_se(asprintf(&str, "%m") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 0); + + str = mfree(str); + sd_bus_error_free(&error); + + assert_se(sd_bus_error_set_errnof(&error, ENOANO, NULL) == -ENOANO); + assert_se(sd_bus_error_has_name(&error, "System.Error.ENOANO")); + errno = ENOANO; + assert_se(asprintf(&str, "%m") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 1); + + str = mfree(str); + sd_bus_error_free(&error); + + assert_se(sd_bus_error_set_errnof(&error, 100000, NULL) == -100000); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_FAILED)); + errno = 100000; + assert_se(asprintf(&str, "%m") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 1); + + str = mfree(str); + sd_bus_error_free(&error); + + assert_se(sd_bus_error_set_errnof(NULL, 0, "hoge %s: %m", "foo") == 0); + assert_se(sd_bus_error_set_errnof(NULL, ENOANO, "hoge %s: %m", "foo") == -ENOANO); + + assert_se(sd_bus_error_set_errnof(&error, 0, "hoge %s: %m", "foo") == 0); + assert_se(!bus_error_is_dirty(&error)); + + assert_se(sd_bus_error_set_errnof(&error, EACCES, "hoge %s: %m", "foo") == -EACCES); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_ACCESS_DENIED)); + errno = EACCES; + assert_se(asprintf(&str, "hoge %s: %m", "foo") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 1); + + str = mfree(str); + sd_bus_error_free(&error); + + assert_se(sd_bus_error_set_errnof(&error, ENOANO, "hoge %s: %m", "foo") == -ENOANO); + assert_se(sd_bus_error_has_name(&error, "System.Error.ENOANO")); + errno = ENOANO; + assert_se(asprintf(&str, "hoge %s: %m", "foo") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 1); + + str = mfree(str); + sd_bus_error_free(&error); + + assert_se(sd_bus_error_set_errnof(&error, 100000, "hoge %s: %m", "foo") == -100000); + assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_FAILED)); + errno = 100000; + assert_se(asprintf(&str, "hoge %s: %m", "foo") >= 0); + assert_se(streq(error.message, str)); + assert_se(error._need_free == 1); +} + +int main(int argc, char *argv[]) { + dump_mapping_table(); + + test_error(); + test_errno_mapping_standard(); + test_errno_mapping_custom(); + test_sd_bus_error_set_errnof(); + + return 0; +} |