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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <errno.h>
#include <limits.h>
#include <locale.h>
TEST(locale, localeconv) {
EXPECT_STREQ(".", localeconv()->decimal_point);
EXPECT_STREQ("", localeconv()->thousands_sep);
EXPECT_STREQ("", localeconv()->grouping);
EXPECT_STREQ("", localeconv()->int_curr_symbol);
EXPECT_STREQ("", localeconv()->currency_symbol);
EXPECT_STREQ("", localeconv()->mon_decimal_point);
EXPECT_STREQ("", localeconv()->mon_thousands_sep);
EXPECT_STREQ("", localeconv()->mon_grouping);
EXPECT_STREQ("", localeconv()->positive_sign);
EXPECT_STREQ("", localeconv()->negative_sign);
EXPECT_EQ(CHAR_MAX, localeconv()->int_frac_digits);
EXPECT_EQ(CHAR_MAX, localeconv()->frac_digits);
EXPECT_EQ(CHAR_MAX, localeconv()->p_cs_precedes);
EXPECT_EQ(CHAR_MAX, localeconv()->p_sep_by_space);
EXPECT_EQ(CHAR_MAX, localeconv()->n_cs_precedes);
EXPECT_EQ(CHAR_MAX, localeconv()->n_sep_by_space);
EXPECT_EQ(CHAR_MAX, localeconv()->p_sign_posn);
EXPECT_EQ(CHAR_MAX, localeconv()->n_sign_posn);
EXPECT_EQ(CHAR_MAX, localeconv()->int_p_cs_precedes);
EXPECT_EQ(CHAR_MAX, localeconv()->int_p_sep_by_space);
EXPECT_EQ(CHAR_MAX, localeconv()->int_n_cs_precedes);
EXPECT_EQ(CHAR_MAX, localeconv()->int_n_sep_by_space);
EXPECT_EQ(CHAR_MAX, localeconv()->int_p_sign_posn);
EXPECT_EQ(CHAR_MAX, localeconv()->int_n_sign_posn);
}
TEST(locale, setlocale) {
EXPECT_STREQ("C.UTF-8", setlocale(LC_ALL, NULL));
EXPECT_STREQ("C.UTF-8", setlocale(LC_CTYPE, NULL));
errno = 0;
EXPECT_EQ(NULL, setlocale(-1, NULL));
EXPECT_EQ(EINVAL, errno);
errno = 0;
EXPECT_EQ(NULL, setlocale(13, NULL));
EXPECT_EQ(EINVAL, errno);
#if defined(__BIONIC__)
// The "" locale is implementation-defined. For bionic, it's the C locale.
// glibc will give us something like "en_US.UTF-8", depending on the user's configuration.
EXPECT_STREQ("C", setlocale(LC_ALL, ""));
#endif
EXPECT_STREQ("C", setlocale(LC_ALL, "C"));
EXPECT_STREQ("C", setlocale(LC_ALL, "POSIX"));
errno = 0;
EXPECT_EQ(NULL, setlocale(LC_ALL, "this-is-not-a-locale"));
EXPECT_EQ(ENOENT, errno); // POSIX specified, not an implementation detail!
}
TEST(locale, newlocale) {
errno = 0;
EXPECT_EQ(0, newlocale(1 << 20, "C", 0));
EXPECT_EQ(EINVAL, errno);
locale_t l = newlocale(LC_ALL, "C", 0);
ASSERT_TRUE(l != NULL);
freelocale(l);
errno = 0;
EXPECT_EQ(0, newlocale(LC_ALL, "this-is-not-a-locale", 0));
EXPECT_EQ(ENOENT, errno); // POSIX specified, not an implementation detail!
}
TEST(locale, duplocale) {
locale_t cloned_global = duplocale(LC_GLOBAL_LOCALE);
ASSERT_TRUE(cloned_global != NULL);
freelocale(cloned_global);
}
TEST(locale, uselocale) {
locale_t original = uselocale(NULL);
EXPECT_FALSE(original == 0);
EXPECT_EQ(LC_GLOBAL_LOCALE, original);
locale_t n = newlocale(LC_ALL, "C", 0);
EXPECT_FALSE(n == 0);
EXPECT_FALSE(n == original);
locale_t old = uselocale(n);
EXPECT_TRUE(old == original);
EXPECT_EQ(n, uselocale(NULL));
}
TEST(locale, mb_cur_max) {
// We can't reliably test the behavior with setlocale(3) or the behavior for
// initial program conditions because (unless we're the only test that was
// run), another test has almost certainly called uselocale(3) in this thread.
// See b/16685652.
locale_t cloc = newlocale(LC_ALL, "C", 0);
locale_t cloc_utf8 = newlocale(LC_ALL, "C.UTF-8", 0);
uselocale(cloc);
ASSERT_EQ(1U, MB_CUR_MAX);
uselocale(cloc_utf8);
ASSERT_EQ(4U, MB_CUR_MAX);
freelocale(cloc);
freelocale(cloc_utf8);
}