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AK: Allow printing wide characters using %ls modifier

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safarp 2022-03-20 09:53:52 +01:00 • committed by Ali Mohammad Pur
parent 824cf570d3
commit 704e1d13f4
4 changed files with 84 additions and 2 deletions
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58
Tests/AK/TestPrint.cpp Normal file
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/*
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <wchar.h>
TEST_CASE(swprint_no_format)
{
wchar_t buffer[256];
size_t len = swprintf(buffer, 64, L"Well, hello friends!");
VERIFY(wcscmp(buffer, L"Well, hello friends!") == 0);
VERIFY(wcscmp(buffer, L"Well, hello friends") != 0);
VERIFY(wcslen(buffer) == len);
}
TEST_CASE(swprint_single_wchar_argument)
{
wchar_t buffer[256];
size_t len = swprintf(buffer, 64, L"Well, %ls friends!", L"hello");
VERIFY(wcscmp(buffer, L"Well, hello friends!") == 0);
VERIFY(wcscmp(buffer, L"Well, hello friends") != 0);
VERIFY(wcslen(buffer) == len);
}
TEST_CASE(swprint_single_char_argument)
{
wchar_t buffer[256];
size_t len = swprintf(buffer, 64, L"Well, %s friends!", "hello");
VERIFY(wcscmp(buffer, L"Well, hello friends!") == 0);
VERIFY(wcscmp(buffer, L"Well, hello friends") != 0);
VERIFY(wcslen(buffer) == len);
}
TEST_CASE(swprint_single_narrow_char_argument)
{
wchar_t buffer[256];
size_t len = swprintf(buffer, 64, L"Well, %hs friends!", "hello");
VERIFY(wcscmp(buffer, L"Well, hello friends!") == 0);
VERIFY(wcscmp(buffer, L"Well, hello friends") != 0);
VERIFY(wcslen(buffer) == len);
}
TEST_CASE(swprint_mixed_arguments)
{
wchar_t buffer[256];
size_t len = swprintf(buffer, 64, L"Well, %ls friends! %hs is less then %s.", L"hello", "10", "20");
VERIFY(wcscmp(buffer, L"Well, hello friends! 10 is less then 20.") == 0);
VERIFY(wcscmp(buffer, L"Well, hello friends! 10 is less then 2.") != 0);
VERIFY(wcslen(buffer) == len);
}