reactos/rostests/apitests/shlwapi/StrFormatByteSizeW.c
2017-01-15 00:04:16 +00:00

125 lines
5.8 KiB
C

/*
* Copyright 2017 Doug Lyons
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/* Documentation: https://msdn.microsoft.com/en-us/library/windows/desktop/bb759975(v=vs.85).aspx */
#include <apitest.h>
#include <shlwapi.h>
#include <strsafe.h>
#define DO_TEST(exp, str) \
do { \
StrFormatByteSizeW(exp, lpszDest, cchMax);\
if (lpszDest[1] == L',') lpszDest[1] = L'.';\
ok(_wcsicmp(lpszDest, (str)) == 0, "Expected %s got %s\n",\
wine_dbgstr_w((str)), wine_dbgstr_w((lpszDest)));\
} while (0)
WCHAR lpszDest[260];
UINT cchMax=260;
/* Returns true if the user interface is in English. Note that this does not
* presume of the formatting of dates, numbers, etc.
* Taken from WINE.
*/
static BOOL is_lang_english(void)
{
static HMODULE hkernel32 = NULL;
static LANGID (WINAPI *pGetThreadUILanguage)(void) = NULL;
static LANGID (WINAPI *pGetUserDefaultUILanguage)(void) = NULL;
if (!hkernel32)
{
hkernel32 = GetModuleHandleA("kernel32.dll");
pGetThreadUILanguage = (void*)GetProcAddress(hkernel32, "GetThreadUILanguage");
pGetUserDefaultUILanguage = (void*)GetProcAddress(hkernel32, "GetUserDefaultUILanguage");
}
if (pGetThreadUILanguage)
return PRIMARYLANGID(pGetThreadUILanguage()) == LANG_ENGLISH;
if (pGetUserDefaultUILanguage)
return PRIMARYLANGID(pGetUserDefaultUILanguage()) == LANG_ENGLISH;
return PRIMARYLANGID(GetUserDefaultLangID()) == LANG_ENGLISH;
}
/* Returns true if the dates, numbers, etc. are formatted using English
* conventions.
* Taken from WINE.
*/
static BOOL is_locale_english(void)
{
/* Surprisingly GetThreadLocale() is irrelevant here */
LANGID langid = PRIMARYLANGID(GetUserDefaultLangID());
/* With the checks in DO_TEST, DUTCH can be used here as well.
TODO: Add other combinations that should work. */
return langid == LANG_ENGLISH || langid == LANG_DUTCH;
}
START_TEST(StrFormatByteSizeW)
{
/* language-dependent test */
if (!is_lang_english() || !is_locale_english())
{
skip("An English UI and locale is required for the StrFormat*Size tests\n");
return;
}
DO_TEST(0, L"0 bytes"); // 0x0
DO_TEST(1, L"1 bytes"); // 0x1
DO_TEST(1024, L"1.00 KB"); // 0x400
DO_TEST(1048576, L"1.00 MB"); // 0x100000
DO_TEST(1073741824, L"1.00 GB"); // 0x40000000
DO_TEST(0x70000000, L"1.75 GB"); // 0x70000000
DO_TEST(0x80000000, L"2.00 GB"); // 0x80000000
DO_TEST(0x100000000, L"4.00 GB"); // 0x100000000
DO_TEST(1099511627776, L"1.00 TB"); // 0x10000000000
DO_TEST(1125899906842624, L"1.00 PB"); // 0x4000000000000
DO_TEST(1152921504606846976, L"1.00 EB"); // 0x1000000000000000
DO_TEST(2305843009213693952, L"2.00 EB"); // 0x2000000000000000
DO_TEST(4611686018427387904, L"4.00 EB"); // 0x4000000000000000
DO_TEST(0x7fffffffffffffff, L"7.99 EB"); // 0x7fffffffffffffff
DO_TEST(0x8000000000000000, L"0 bytes"); // 0x8000000000000000 High Bit Set Here
DO_TEST(0xffffffff00000000, L"0 bytes"); // 0xffffffff00000000
DO_TEST(0xffffffff00000001, L"1 bytes"); // 0xffffffff00000001
DO_TEST(0xffffffff70000000, L"1879048192 bytes"); // 0xffffffff70000000
DO_TEST(0xffffffff7fffffff, L"2147483647 bytes"); // 0xffffffff7fffffff
DO_TEST(0xffffffff80000000, L"-2147483648 bytes"); // 0xffffffff80000000 // Maximum Negative Number -2.00 GB
DO_TEST(0xffffffff80000001, L"-2147483647 bytes"); // 0xffffffff80000001
DO_TEST(0xffffffff90000000, L"-1879048192 bytes"); // 0xffffffff90000000
DO_TEST(-1073741824, L"-1073741824 bytes"); // 0xffffffffc0000000 -1.00 GB
DO_TEST(-1048576, L"-1048576 bytes"); // 0xfffffffffff00000 -1.00 MB
DO_TEST(-1024, L"-1024 bytes"); // 0xfffffffffffffc00 -1.00 KB
DO_TEST(0xffffffffffffffff, L"-1 bytes"); // 0xffffffffffffffff
// Here are some large negative tests and they all return zero bytes
DO_TEST(-4294967296, L"0 bytes"); // 0xffffffff00000000
DO_TEST(-8589934592, L"0 bytes"); // 0xfffffffe00000000
DO_TEST(-17179869184, L"0 bytes"); // 0xfffffffc00000000
DO_TEST(-34359738368, L"0 bytes"); // 0xfffffff800000000
DO_TEST(-68719476736, L"0 bytes"); // 0xfffffff000000000
DO_TEST(-137438953472, L"0 bytes"); // 0xffffffe000000000
DO_TEST(-274877906944, L"0 bytes"); // 0xffffffc000000000
DO_TEST(-549755813888, L"0 bytes"); // 0xffffff8000000000
DO_TEST(-1099511627776, L"0 bytes"); // 0xffffff0000000000
DO_TEST(-1152921504606846976, L"0 bytes"); // 0xf000000000000000
// These statements create compile errors and seem to be compiler conversion related
//DO_TEST(2147483648, L"2.00 GB"); // 2.00 GB & This gives a compile error
//DO_TEST(-2147483648, L"0 bytes"); // -2.00 GB & This gives a compile error
}