58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
|
/*
|
||
|
|
* 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 <limits.h>
|
||
|
|
#include <wchar.h>
|
||
|
|
|
||
|
|
TEST(wchar, sizeof_wchar_t) {
|
||
|
|
EXPECT_EQ(4U, sizeof(wchar_t));
|
||
|
|
EXPECT_EQ(4U, sizeof(wint_t));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(wchar, mbrlen) {
|
||
|
|
char bytes[] = { 'h', 'e', 'l', 'l', 'o', '\0' };
|
||
|
|
EXPECT_EQ(0U, mbrlen(&bytes[0], 0, NULL));
|
||
|
|
EXPECT_EQ(1U, mbrlen(&bytes[0], 1, NULL));
|
||
|
|
|
||
|
|
EXPECT_EQ(1U, mbrlen(&bytes[4], 1, NULL));
|
||
|
|
EXPECT_EQ(0U, mbrlen(&bytes[5], 1, NULL));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(wchar, wctomb_wcrtomb) {
|
||
|
|
// wctomb and wcrtomb behave differently when s == NULL.
|
||
|
|
EXPECT_EQ(0, wctomb(NULL, L'h'));
|
||
|
|
EXPECT_EQ(0, wctomb(NULL, L'\0'));
|
||
|
|
EXPECT_EQ(1U, wcrtomb(NULL, L'\0', NULL));
|
||
|
|
EXPECT_EQ(1U, wcrtomb(NULL, L'h', NULL));
|
||
|
|
|
||
|
|
char bytes[MB_LEN_MAX];
|
||
|
|
|
||
|
|
// wctomb and wcrtomb behave similarly for the null wide character.
|
||
|
|
EXPECT_EQ(1, wctomb(bytes, L'\0'));
|
||
|
|
EXPECT_EQ(1U, wcrtomb(bytes, L'\0', NULL));
|
||
|
|
|
||
|
|
// ...and for regular characters.
|
||
|
|
bytes[0] = 'x';
|
||
|
|
EXPECT_EQ(1, wctomb(bytes, L'h'));
|
||
|
|
EXPECT_EQ('h', bytes[0]);
|
||
|
|
|
||
|
|
bytes[0] = 'x';
|
||
|
|
EXPECT_EQ(1U, wcrtomb(bytes, L'h', NULL));
|
||
|
|
EXPECT_EQ('h', bytes[0]);
|
||
|
|
}
|