reactos/rostests/apitests/crt/sprintf.c

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/*
* PROJECT: ReactOS api tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Test for sprintf
* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
*/
#include <apitest.h>
#define WIN32_NO_STATUS
#include <stdio.h>
#include <tchar.h>
#include <pseh/pseh2.h>
#include <ndk/mmfuncs.h>
#include <ndk/rtlfuncs.h>
#ifdef __GNUC__
#pragma GCC diagnostic ignored "-Wformat"
#pragma GCC diagnostic ignored "-Wformat-zero-length"
#pragma GCC diagnostic ignored "-Wnonnull"
#endif
static
PVOID
AllocateGuarded(
SIZE_T SizeRequested)
{
NTSTATUS Status;
SIZE_T Size = PAGE_ROUND_UP(SizeRequested + PAGE_SIZE);
PVOID VirtualMemory = NULL;
PCHAR StartOfBuffer;
Status = NtAllocateVirtualMemory(NtCurrentProcess(), &VirtualMemory, 0, &Size, MEM_RESERVE, PAGE_NOACCESS);
if (!NT_SUCCESS(Status))
return NULL;
Size -= PAGE_SIZE;
if (Size)
{
Status = NtAllocateVirtualMemory(NtCurrentProcess(), &VirtualMemory, 0, &Size, MEM_COMMIT, PAGE_READWRITE);
if (!NT_SUCCESS(Status))
{
Size = 0;
Status = NtFreeVirtualMemory(NtCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE);
ok(Status == STATUS_SUCCESS, "Status = %lx\n", Status);
return NULL;
}
}
StartOfBuffer = VirtualMemory;
StartOfBuffer += Size - SizeRequested;
return StartOfBuffer;
}
static
VOID
FreeGuarded(
PVOID Pointer)
{
NTSTATUS Status;
PVOID VirtualMemory = (PVOID)PAGE_ROUND_DOWN((SIZE_T)Pointer);
SIZE_T Size = 0;
Status = NtFreeVirtualMemory(NtCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE);
ok(Status == STATUS_SUCCESS, "Status = %lx\n", Status);
}
/* NOTE: This test is not only used for all the CRT apitests, but also for
* user32's wsprintf. Make sure to test them all */
START_TEST(sprintf)
{
int Length;
CHAR Buffer[128];
PCHAR String;
/* basic parameter tests */
StartSeh()
Length = sprintf(NULL, NULL);
EndSeh(STATUS_ACCESS_VIOLATION);
StartSeh()
Length = sprintf(NULL, "");
ok_int(Length, 0);
#if defined(TEST_CRTDLL) || defined(TEST_USER32)
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
StartSeh()
Length = sprintf(NULL, "Hello");
ok_int(Length, 5);
#if defined(TEST_CRTDLL) || defined(TEST_USER32)
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
/* some basic formats */
Length = sprintf(Buffer, "abcde");
ok_str(Buffer, "abcde");
ok_int(Length, 5);
Length = sprintf(Buffer, "%%");
ok_str(Buffer, "%");
ok_int(Length, 1);
Length = sprintf(Buffer, "%");
ok_str(Buffer, "");
ok_int(Length, 0);
Length = sprintf(Buffer, "%%%");
ok_str(Buffer, "%");
ok_int(Length, 1);
Length = sprintf(Buffer, "%d", 8);
ok_str(Buffer, "8");
ok_int(Length, 1);
Length = sprintf(Buffer, "%s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
/* field width for %s */
Length = sprintf(Buffer, "%8s", "hello");
ok_str(Buffer, " hello");
ok_int(Length, 8);
Length = sprintf(Buffer, "%4s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%-8s", "hello");
ok_str(Buffer, "hello ");
ok_int(Length, 8);
Length = sprintf(Buffer, "%-5s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%0s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%-0s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%*s", -8, "hello");
#ifdef TEST_USER32
ok_str(Buffer, "*s");
ok_int(Length, 2);
#else
ok_str(Buffer, "hello ");
ok_int(Length, 8);
#endif
/* precision for %s */
Length = sprintf(Buffer, "%.s", "hello");
ok_str(Buffer, "");
ok_int(Length, 0);
Length = sprintf(Buffer, "%.0s", "hello");
ok_str(Buffer, "");
ok_int(Length, 0);
Length = sprintf(Buffer, "%.10s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%.5s", "hello");
ok_str(Buffer, "hello");
ok_int(Length, 5);
Length = sprintf(Buffer, "%.4s", "hello");
ok_str(Buffer, "hell");
ok_int(Length, 4);
StartSeh()
Length = sprintf(Buffer, "%.*s", -1, "hello");
#ifdef TEST_USER32
ok_str(Buffer, "*s");
ok_int(Length, 2);
#else
ok_str(Buffer, "hello");
ok_int(Length, 5);
#endif
EndSeh(STATUS_SUCCESS);
String = AllocateGuarded(6);
if (!String)
{
skip("Guarded allocation failure\n");
return;
}
strcpy(String, "hello");
StartSeh()
Length = sprintf(Buffer, "%.8s", String);
ok_str(Buffer, "hello");
ok_int(Length, 5);
EndSeh(STATUS_SUCCESS);
StartSeh()
Length = sprintf(Buffer, "%.6s", String);
ok_str(Buffer, "hello");
ok_int(Length, 5);
EndSeh(STATUS_SUCCESS);
StartSeh()
Length = sprintf(Buffer, "%.5s", String);
ok_str(Buffer, "hello");
ok_int(Length, 5);
EndSeh(STATUS_SUCCESS);
StartSeh()
Length = sprintf(Buffer, "%.4s", String);
ok_str(Buffer, "hell");
ok_int(Length, 4);
EndSeh(STATUS_SUCCESS);
String[5] = '!';
StartSeh()
Length = sprintf(Buffer, "%.5s", String);
ok_str(Buffer, "hello");
ok_int(Length, 5);
#ifdef TEST_USER32
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
StartSeh()
Length = sprintf(Buffer, "%.6s", String);
ok_str(Buffer, "hello!");
ok_int(Length, 6);
#ifdef TEST_USER32
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
StartSeh()
Length = sprintf(Buffer, "%.*s", 5, String);
#ifdef TEST_USER32
ok_str(Buffer, "*s");
ok_int(Length, 2);
#else
ok_str(Buffer, "hello");
ok_int(Length, 5);
#endif
EndSeh(STATUS_SUCCESS);
StartSeh()
Length = sprintf(Buffer, "%.*s", 6, String);
#ifdef TEST_USER32
ok_str(Buffer, "*s");
ok_int(Length, 2);
#else
ok_str(Buffer, "hello!");
ok_int(Length, 6);
#endif
EndSeh(STATUS_SUCCESS);
/* both field width and precision */
StartSeh()
Length = sprintf(Buffer, "%8.5s", String);
ok_str(Buffer, " hello");
ok_int(Length, 8);
#ifdef TEST_USER32
EndSeh(STATUS_ACCESS_VIOLATION);
#else
EndSeh(STATUS_SUCCESS);
#endif
StartSeh()
Length = sprintf(Buffer, "%-*.6s", -8, String);
#ifdef TEST_USER32
ok_str(Buffer, "*.6s");
ok_int(Length, 4);
#else
ok_str(Buffer, "hello! ");
ok_int(Length, 8);
#endif
EndSeh(STATUS_SUCCESS);
StartSeh()
Length = sprintf(Buffer, "%*.*s", -8, 6, String);
#ifdef TEST_USER32
ok_str(Buffer, "*.*s");
ok_int(Length, 4);
#else
ok_str(Buffer, "hello! ");
ok_int(Length, 8);
#endif
EndSeh(STATUS_SUCCESS);
FreeGuarded(String);
}