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