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Sweden-Number/dlls/kernel/tests/thread.c

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/*
* Unit test suite for directory functions.
*
* Copyright 2002 Geoffrey Hausheer
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Define _WIN32_WINNT to get SetThreadIdealProcessor on Windows */
#define _WIN32_WINNT 0x0500
#include <stdarg.h>
#include "wine/test.h"
#include <windef.h>
#include <winbase.h>
#include <winnt.h>
#include <winerror.h>
/* Specify the number of simultaneous threads to test */
#define NUM_THREADS 4
/* Specify whether to test the extended priorities for Win2k/XP */
#define USE_EXTENDED_PRIORITIES 0
/* Specify whether to test the stack allocation in CreateThread */
#define CHECK_STACK 0
/* Set CHECK_STACK to 1 if you want to try to test the stack-limit from
CreateThread. So far I have been unable to make this work, and
I am in doubt as to how portable it is. Also, according to MSDN,
you shouldn't mix C-run-time-libraries (i.e. alloca) with CreateThread.
Anyhow, the check is currently commented out
*/
#if CHECK_STACK
# ifdef __try
# define __TRY __try
# define __EXCEPT __except
# define __ENDTRY
# else
# include "wine/exception.h"
# endif
#endif
typedef BOOL (WINAPI *GetThreadPriorityBoost_t)(HANDLE,PBOOL);
static GetThreadPriorityBoost_t pGetThreadPriorityBoost=NULL;
typedef HANDLE (WINAPI *OpenThread_t)(DWORD,BOOL,DWORD);
static OpenThread_t pOpenThread=NULL;
typedef DWORD (WINAPI *SetThreadIdealProcessor_t)(HANDLE,DWORD);
static SetThreadIdealProcessor_t pSetThreadIdealProcessor=NULL;
typedef BOOL (WINAPI *SetThreadPriorityBoost_t)(HANDLE,BOOL);
static SetThreadPriorityBoost_t pSetThreadPriorityBoost=NULL;
/* Functions not tested yet:
AttachThreadInput
CreateRemoteThread
SetThreadContext
SwitchToThread
In addition there are no checks that the inheritance works properly in
CreateThread
*/
DWORD tlsIndex;
typedef struct {
int threadnum;
HANDLE *event;
DWORD *threadmem;
} t1Struct;
/* WinME supports OpenThread but doesn't know about access restrictions so
we require them to be either completely ignored or always obeyed.
*/
INT obeying_ars = 0; /* -1 == no, 0 == dunno yet, 1 == yes */
#define obey_ar(x) \
(obeying_ars == 0 \
? ((x) \
? (obeying_ars = +1) \
: ((obeying_ars = -1), \
trace("not restricted, assuming consistent behaviour\n"))) \
: (obeying_ars < 0) \
? ok(!(x), "access restrictions obeyed\n") \
: ok( (x), "access restrictions not obeyed\n"))
/* Basic test that simultaneous threads can access shared memory,
that the thread local storage routines work correctly, and that
threads actually run concurrently
*/
static DWORD WINAPI threadFunc1(LPVOID p)
{
t1Struct *tstruct = (t1Struct *)p;
int i;
/* write our thread # into shared memory */
tstruct->threadmem[tstruct->threadnum]=GetCurrentThreadId();
ok(TlsSetValue(tlsIndex,(LPVOID)(tstruct->threadnum+1))!=0,
"TlsSetValue failed\n");
/* The threads synchronize before terminating. This is done by
Signaling an event, and waiting for all events to occur
*/
SetEvent(tstruct->event[tstruct->threadnum]);
WaitForMultipleObjects(NUM_THREADS,tstruct->event,TRUE,INFINITE);
/* Double check that all threads really did run by validating that
they have all written to the shared memory. There should be no race
here, since all threads were synchronized after the write.*/
for(i=0;i<NUM_THREADS;i++) {
while(tstruct->threadmem[i]==0) ;
}
/* Check that noone changed our tls memory */
ok((int)TlsGetValue(tlsIndex)-1==tstruct->threadnum,
"TlsGetValue failed\n");
return NUM_THREADS+tstruct->threadnum;
}
static DWORD WINAPI threadFunc2(LPVOID p)
{
return 99;
}
static DWORD WINAPI threadFunc3(LPVOID p)
{
HANDLE thread;
thread=GetCurrentThread();
SuspendThread(thread);
return 99;
}
static DWORD WINAPI threadFunc4(LPVOID p)
{
HANDLE event = (HANDLE)p;
if(event != NULL) {
SetEvent(event);
}
Sleep(99000);
return 0;
}
#if CHECK_STACK
static DWORD WINAPI threadFunc5(LPVOID p)
{
DWORD *exitCode = (DWORD *)p;
SYSTEM_INFO sysInfo;
sysInfo.dwPageSize=0;
GetSystemInfo(&sysInfo);
*exitCode=0;
__TRY
{
alloca(2*sysInfo.dwPageSize);
}
__EXCEPT(1) {
*exitCode=1;
}
__ENDTRY
return 0;
}
#endif
/* Check basic funcationality of CreateThread and Tls* functions */
static VOID test_CreateThread_basic(void)
{
HANDLE thread[NUM_THREADS],event[NUM_THREADS];
DWORD threadid[NUM_THREADS],curthreadId;
DWORD threadmem[NUM_THREADS];
DWORD exitCode;
t1Struct tstruct[NUM_THREADS];
int error;
DWORD i,j;
/* Retrieve current Thread ID for later comparisons */
curthreadId=GetCurrentThreadId();
/* Allocate some local storage */
ok((tlsIndex=TlsAlloc())!=TLS_OUT_OF_INDEXES,"TlsAlloc failed\n");
/* Create events for thread synchronization */
for(i=0;i<NUM_THREADS;i++) {
threadmem[i]=0;
/* Note that it doesn't matter what type of event we chose here. This
test isn't trying to thoroughly test events
*/
event[i]=CreateEventA(NULL,TRUE,FALSE,NULL);
tstruct[i].threadnum=i;
tstruct[i].threadmem=threadmem;
tstruct[i].event=event;
}
/* Test that passing arguments to threads works okay */
for(i=0;i<NUM_THREADS;i++) {
thread[i] = CreateThread(NULL,0,threadFunc1,
&tstruct[i],0,&threadid[i]);
ok(thread[i]!=NULL,"Create Thread failed\n");
}
/* Test that the threads actually complete */
for(i=0;i<NUM_THREADS;i++) {
error=WaitForSingleObject(thread[i],5000);
ok(error==WAIT_OBJECT_0, "Thread did not complete within timelimit\n");
if(error!=WAIT_OBJECT_0) {
TerminateThread(thread[i],i+NUM_THREADS);
}
ok(GetExitCodeThread(thread[i],&exitCode),"Could not retrieve ext code\n");
ok(exitCode==i+NUM_THREADS,"Thread returned an incorrect exit code\n");
}
/* Test that each thread executed in its parent's address space
(it was able to change threadmem and pass that change back to its parent)
and that each thread id was independant). Note that we prove that the
threads actually execute concurrently by having them block on each other
in threadFunc1
*/
for(i=0;i<NUM_THREADS;i++) {
error=0;
for(j=i+1;j<NUM_THREADS;j++) {
if (threadmem[i]==threadmem[j]) {
error=1;
}
}
ok(!error && threadmem[i]==threadid[i] && threadmem[i]!=curthreadId,
"Thread did not execute successfully\n");
ok(CloseHandle(thread[i])!=0,"CloseHandle failed\n");
}
ok(TlsFree(tlsIndex)!=0,"TlsFree failed\n");
}
/* Check that using the CREATE_SUSPENDED flag works */
static VOID test_CreateThread_suspended(void)
{
HANDLE thread;
DWORD threadId;
int error;
thread = CreateThread(NULL,0,threadFunc2,NULL,
CREATE_SUSPENDED,&threadId);
ok(thread!=NULL,"Create Thread failed\n");
/* Check that the thread is suspended */
ok(SuspendThread(thread)==1,"Thread did not start suspended\n");
ok(ResumeThread(thread)==2,"Resume thread returned an invalid value\n");
/* Check that resume thread didn't actually start the thread. I can't think
of a better way of checking this than just waiting. I am not sure if this
will work on slow computers.
*/
ok(WaitForSingleObject(thread,1000)==WAIT_TIMEOUT,
"ResumeThread should not have actually started the thread\n");
/* Now actually resume the thread and make sure that it actually completes*/
ok(ResumeThread(thread)==1,"Resume thread returned an invalid value\n");
ok((error=WaitForSingleObject(thread,1000))==WAIT_OBJECT_0,
"Thread did not resume\n");
if(error!=WAIT_OBJECT_0) {
TerminateThread(thread,1);
}
ok(CloseHandle(thread)!=0,"CloseHandle failed\n");
}
/* Check that SuspendThread and ResumeThread work */
static VOID test_SuspendThread(void)
{
HANDLE thread,access_thread;
DWORD threadId,exitCode,error;
int i;
thread = CreateThread(NULL,0,threadFunc3,NULL,
0,&threadId);
ok(thread!=NULL,"Create Thread failed\n");
/* Check that the thread is suspended */
/* Note that this is a polling method, and there is a race between
SuspendThread being called (in the child, and the loop below timing out,
so the test could fail on a heavily loaded or slow computer.
*/
error=0;
for(i=0;error==0 && i<100;i++) {
error=SuspendThread(thread);
ResumeThread(thread);
if(error==0) {
Sleep(50);
i++;
}
}
ok(error==1,"SuspendThread did not work\n");
/* check that access restrictions are obeyed */
if (pOpenThread) {
access_thread=pOpenThread(THREAD_ALL_ACCESS & (~THREAD_SUSPEND_RESUME),
0,threadId);
ok(access_thread!=NULL,"OpenThread returned an invalid handle\n");
if (access_thread!=NULL) {
obey_ar(SuspendThread(access_thread)==~0UL);
obey_ar(ResumeThread(access_thread)==~0UL);
ok(CloseHandle(access_thread)!=0,"CloseHandle Failed\n");
}
}
/* Double check that the thread really is suspended */
ok((error=GetExitCodeThread(thread,&exitCode))!=0 && exitCode==STILL_ACTIVE,
"Thread did not really suspend\n");
/* Resume the thread, and make sure it actually completes */
ok(ResumeThread(thread)==1,"Resume thread returned an invalid value\n");
ok((error=WaitForSingleObject(thread,1000))==WAIT_OBJECT_0,
"Thread did not resume\n");
if(error!=WAIT_OBJECT_0) {
TerminateThread(thread,1);
}
/* Trying to suspend a terminated thread should fail */
error=SuspendThread(thread);
ok(error==~0UL, "wrong return code: %ld\n", error);
ok(GetLastError()==ERROR_ACCESS_DENIED || GetLastError()==ERROR_NO_MORE_ITEMS, "unexpected error code: %ld\n", GetLastError());
ok(CloseHandle(thread)!=0,"CloseHandle Failed\n");
}
/* Check that TerminateThread works properly
*/
static VOID test_TerminateThread(void)
{
HANDLE thread,access_thread,event;
DWORD threadId,exitCode;
event=CreateEventA(NULL,TRUE,FALSE,NULL);
thread = CreateThread(NULL,0,threadFunc4,
(LPVOID)event, 0,&threadId);
ok(thread!=NULL,"Create Thread failed\n");
/* TerminateThread has a race condition in Wine. If the thread is terminated
before it starts, it leaves a process behind. Therefore, we wait for the
thread to signal that it has started. There is no easy way to force the
race to occur, so we don't try to find it.
*/
ok(WaitForSingleObject(event,5000)==WAIT_OBJECT_0,
"TerminateThread didn't work\n");
/* check that access restrictions are obeyed */
if (pOpenThread) {
access_thread=pOpenThread(THREAD_ALL_ACCESS & (~THREAD_TERMINATE),
0,threadId);
ok(access_thread!=NULL,"OpenThread returned an invalid handle\n");
if (access_thread!=NULL) {
obey_ar(TerminateThread(access_thread,99)==0);
ok(CloseHandle(access_thread)!=0,"CloseHandle Failed\n");
}
}
/* terminate a job and make sure it terminates */
ok(TerminateThread(thread,99)!=0,"TerminateThread failed\n");
ok(WaitForSingleObject(thread,5000)==WAIT_OBJECT_0,
"TerminateThread didn't work\n");
ok(GetExitCodeThread(thread,&exitCode)!=STILL_ACTIVE,
"TerminateThread should not leave the thread 'STILL_ACTIVE'\n");
ok(exitCode==99, "TerminateThread returned invalid exit code\n");
ok(CloseHandle(thread)!=0,"Error Closing thread handle\n");
}
/* Check if CreateThread obeys the specified stack size. This code does
not work properly, and is currently disabled
*/
static VOID test_CreateThread_stack(void)
{
#if CHECK_STACK
/* The only way I know of to test the stack size is to use alloca
and __try/__except. However, this is probably not portable,
and I couldn't get it to work under Wine anyhow. However, here
is the code which should allow for testing that CreateThread
respects the stack-size limit
*/
HANDLE thread;
DWORD threadId,exitCode;
SYSTEM_INFO sysInfo;
sysInfo.dwPageSize=0;
GetSystemInfo(&sysInfo);
ok(sysInfo.dwPageSize>0,"GetSystemInfo should return a valid page size\n");
thread = CreateThread(NULL,sysInfo.dwPageSize,
threadFunc5,&exitCode,
0,&threadId);
ok(WaitForSingleObject(thread,5000)==WAIT_OBJECT_0,
"TerminateThread didn't work\n");
ok(exitCode==1,"CreateThread did not obey stack-size-limit\n");
ok(CloseHandle(thread)!=0,"CloseHandle failed\n");
#endif
}
/* Check whether setting/retrieving thread priorities works */
static VOID test_thread_priority(void)
{
HANDLE curthread,access_thread;
DWORD curthreadId,exitCode;
int min_priority=-2,max_priority=2;
BOOL disabled,rc;
int i;
curthread=GetCurrentThread();
curthreadId=GetCurrentThreadId();
/* Check thread priority */
/* NOTE: on Win2k/XP priority can be from -7 to 6. All other platforms it
is -2 to 2. However, even on a real Win2k system, using thread
priorities beyond the -2 to 2 range does not work. If you want to try
anyway, enable USE_EXTENDED_PRIORITIES
*/
ok(GetThreadPriority(curthread)==THREAD_PRIORITY_NORMAL,
"GetThreadPriority Failed\n");
if (pOpenThread) {
/* check that access control is obeyed */
access_thread=pOpenThread(THREAD_ALL_ACCESS &
(~THREAD_QUERY_INFORMATION) & (~THREAD_SET_INFORMATION),
0,curthreadId);
ok(access_thread!=NULL,"OpenThread returned an invalid handle\n");
if (access_thread!=NULL) {
obey_ar(SetThreadPriority(access_thread,1)==0);
obey_ar(GetThreadPriority(access_thread)==THREAD_PRIORITY_ERROR_RETURN);
obey_ar(GetExitCodeThread(access_thread,&exitCode)==0);
ok(CloseHandle(access_thread),"Error Closing thread handle\n");
}
#if USE_EXTENDED_PRIORITIES
min_priority=-7; max_priority=6;
#endif
}
for(i=min_priority;i<=max_priority;i++) {
ok(SetThreadPriority(curthread,i)!=0,
"SetThreadPriority Failed for priority: %d\n",i);
ok(GetThreadPriority(curthread)==i,
"GetThreadPriority Failed for priority: %d\n",i);
}
ok(SetThreadPriority(curthread,THREAD_PRIORITY_TIME_CRITICAL)!=0,
"SetThreadPriority Failed\n");
ok(GetThreadPriority(curthread)==THREAD_PRIORITY_TIME_CRITICAL,
"GetThreadPriority Failed\n");
ok(SetThreadPriority(curthread,THREAD_PRIORITY_IDLE)!=0,
"SetThreadPriority Failed\n");
ok(GetThreadPriority(curthread)==THREAD_PRIORITY_IDLE,
"GetThreadPriority Failed\n");
ok(SetThreadPriority(curthread,0)!=0,"SetThreadPriority Failed\n");
/* Check thread priority boost */
if (!pGetThreadPriorityBoost || !pSetThreadPriorityBoost)
return; /* Win9x */
SetLastError(0xdeadbeef);
rc=pGetThreadPriorityBoost(curthread,&disabled);
if (rc==0 && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
return; /* WinME */
/* check that access control is obeyed */
access_thread=pOpenThread(THREAD_ALL_ACCESS &
(~THREAD_QUERY_INFORMATION) & (~THREAD_SET_INFORMATION),
0,curthreadId);
ok(access_thread!=NULL,"OpenThread returned an invalid handle\n");
if (access_thread!=NULL) {
obey_ar(pSetThreadPriorityBoost(access_thread,1)==0);
obey_ar(pGetThreadPriorityBoost(access_thread,&disabled)==0);
ok(CloseHandle(access_thread),"Error Closing thread handle\n");
}
todo_wine {
ok(rc!=0,"error=%ld\n",GetLastError());
rc = pSetThreadPriorityBoost(curthread,1);
ok( rc != 0, "error=%ld\n",GetLastError());
rc=pGetThreadPriorityBoost(curthread,&disabled);
ok(rc!=0 && disabled==1,
"rc=%d error=%ld disabled=%d\n",rc,GetLastError(),disabled);
rc = pSetThreadPriorityBoost(curthread,0);
ok( rc != 0, "error=%ld\n",GetLastError());
rc=pGetThreadPriorityBoost(curthread,&disabled);
ok(rc!=0 && disabled==0,
"rc=%d error=%ld disabled=%d\n",rc,GetLastError(),disabled);
}
}
/* check the GetThreadTimes function */
static VOID test_GetThreadTimes(void)
{
HANDLE thread,access_thread=NULL;
FILETIME creationTime,exitTime,kernelTime,userTime;
DWORD threadId;
int error;
thread = CreateThread(NULL,0,threadFunc2,NULL,
CREATE_SUSPENDED,&threadId);
ok(thread!=NULL,"Create Thread failed\n");
/* check that access control is obeyed */
if (pOpenThread) {
access_thread=pOpenThread(THREAD_ALL_ACCESS &
(~THREAD_QUERY_INFORMATION), 0,threadId);
ok(access_thread!=NULL,
"OpenThread returned an invalid handle\n");
}
ok(ResumeThread(thread)==1,"Resume thread returned an invalid value\n");
ok(WaitForSingleObject(thread,5000)==WAIT_OBJECT_0,
"ResumeThread didn't work\n");
creationTime.dwLowDateTime=99; creationTime.dwHighDateTime=99;
exitTime.dwLowDateTime=99; exitTime.dwHighDateTime=99;
kernelTime.dwLowDateTime=99; kernelTime.dwHighDateTime=99;
userTime.dwLowDateTime=99; userTime.dwHighDateTime=99;
/* GetThreadTimes should set all of the parameters passed to it */
error=GetThreadTimes(thread,&creationTime,&exitTime,
&kernelTime,&userTime);
if (error!=0 || GetLastError()!=ERROR_CALL_NOT_IMPLEMENTED) {
ok(error!=0,"GetThreadTimes failed\n");
ok(creationTime.dwLowDateTime!=99 || creationTime.dwHighDateTime!=99,
"creationTime was invalid\n");
ok(exitTime.dwLowDateTime!=99 || exitTime.dwHighDateTime!=99,
"exitTime was invalid\n");
ok(kernelTime.dwLowDateTime!=99 || kernelTime.dwHighDateTime!=99,
"kernelTimewas invalid\n");
ok(userTime.dwLowDateTime!=99 || userTime.dwHighDateTime!=99,
"userTime was invalid\n");
ok(CloseHandle(thread)!=0,"CloseHandle failed\n");
if(access_thread!=NULL)
{
error=GetThreadTimes(access_thread,&creationTime,&exitTime,
&kernelTime,&userTime);
obey_ar(error==0);
}
}
if(access_thread!=NULL) {
ok(CloseHandle(access_thread)!=0,"CloseHandle Failed\n");
}
}
/* Check the processor affinity functions */
/* NOTE: These functions should also be checked that they obey access control
*/
static VOID test_thread_processor(void)
{
HANDLE curthread,curproc;
DWORD processMask,systemMask;
SYSTEM_INFO sysInfo;
int error=0;
sysInfo.dwNumberOfProcessors=0;
GetSystemInfo(&sysInfo);
ok(sysInfo.dwNumberOfProcessors>0,
"GetSystemInfo failed to return a valid # of processors\n");
/* Use the current Thread/process for all tests */
curthread=GetCurrentThread();
ok(curthread!=NULL,"GetCurrentThread failed\n");
curproc=GetCurrentProcess();
ok(curproc!=NULL,"GetCurrentProcess failed\n");
/* Check the Affinity Mask functions */
ok(GetProcessAffinityMask(curproc,&processMask,&systemMask)!=0,
"GetProcessAffinityMask failed\n");
ok(SetThreadAffinityMask(curthread,processMask)==processMask,
"SetThreadAffinityMask failed\n");
ok(SetThreadAffinityMask(curthread,processMask+1)==0,
"SetThreadAffinityMask passed for an illegal processor\n");
/* NOTE: This only works on WinNT/2000/XP) */
if (pSetThreadIdealProcessor) {
todo_wine {
SetLastError(0);
error=pSetThreadIdealProcessor(curthread,0);
if (GetLastError()!=ERROR_CALL_NOT_IMPLEMENTED) {
ok(error!=-1, "SetThreadIdealProcessor failed\n");
}
}
if (GetLastError()!=ERROR_CALL_NOT_IMPLEMENTED) {
error=pSetThreadIdealProcessor(curthread,MAXIMUM_PROCESSORS+1);
ok(error==-1,
"SetThreadIdealProcessor succeeded with an illegal processor #\n");
todo_wine {
error=pSetThreadIdealProcessor(curthread,MAXIMUM_PROCESSORS);
ok(error==0, "SetThreadIdealProcessor returned an incorrect value\n");
}
}
}
}
START_TEST(thread)
{
HINSTANCE lib;
/* Neither Cygwin nor mingW export OpenThread, so do a dynamic check
so that the compile passes
*/
lib=LoadLibraryA("kernel32");
ok(lib!=NULL,"Couldn't load kernel32.dll\n");
pGetThreadPriorityBoost=(GetThreadPriorityBoost_t)GetProcAddress(lib,"GetThreadPriorityBoost");
pOpenThread=(OpenThread_t)GetProcAddress(lib,"OpenThread");
pSetThreadIdealProcessor=(SetThreadIdealProcessor_t)GetProcAddress(lib,"SetThreadIdealProcessor");
pSetThreadPriorityBoost=(SetThreadPriorityBoost_t)GetProcAddress(lib,"SetThreadPriorityBoost");
test_CreateThread_basic();
test_CreateThread_suspended();
test_SuspendThread();
test_TerminateThread();
test_CreateThread_stack();
test_thread_priority();
test_GetThreadTimes();
test_thread_processor();
}
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