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kernel32/tests: Add more debugger tests. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2019-07-04 13:37:31 +02:00 committed by Alexandre Julliard
parent 5b39ef03d6
commit 6aaa2b23a3
1 changed files with 249 additions and 23 deletions
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272
dlls/kernel32/tests/debugger.c
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@ -40,8 +40,12 @@ static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);
static BOOL (WINAPI *pIsDebuggerPresent)(void);
static void (WINAPI *pDbgBreakPoint)(void);
static LONG child_failures;
static HMODULE ntdll;
static void WINAPIV WINETEST_PRINTF_ATTR(2, 3) test_child_ok(int condition, const char *msg, ...)
{
__ms_va_list valist;
@ -112,7 +116,7 @@ static void get_events(const char* name, HANDLE *start_event, HANDLE *done_event
HeapFree(GetProcessHeap(), 0, event_name);
}
static void save_blackbox(const char* logfile, void* blackbox, int size)
static void save_blackbox(const char* logfile, void* blackbox, int size, const char *dbgtrace)
{
HANDLE hFile;
DWORD written;
@ -121,6 +125,8 @@ static void save_blackbox(const char* logfile, void* blackbox, int size)
if (hFile == INVALID_HANDLE_VALUE)
return;
WriteFile(hFile, blackbox, size, &written, NULL);
if (dbgtrace && dbgtrace[0])
WriteFile(hFile, dbgtrace, strlen(dbgtrace), &written, NULL);
CloseHandle(hFile);
}
@ -129,6 +135,7 @@ static int load_blackbox(const char* logfile, void* blackbox, int size)
HANDLE hFile;
DWORD read;
BOOL ret;
char buf[4096];
hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
if (hFile == INVALID_HANDLE_VALUE)
@ -140,10 +147,31 @@ static int load_blackbox(const char* logfile, void* blackbox, int size)
ret=ReadFile(hFile, blackbox, size, &read, NULL);
ok(ret, "ReadFile failed: %d\n", GetLastError());
ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
ret = ReadFile(hFile, buf, sizeof(buf) - 1, &read, NULL);
if (ret && read)
{
buf[read] = 0;
trace("debugger traces:\n%s", buf);
}
CloseHandle(hFile);
return 1;
}
static DWORD WINAPI thread_proc(void *arg)
{
Sleep(10000);
trace("exiting\n");
ExitThread(1);
}
static void run_background_thread(void)
{
DWORD tid;
HANDLE thread = CreateThread(NULL, 0, thread_proc, NULL, 0, &tid);
ok(thread != NULL, "CreateThrad failed\n");
CloseHandle(thread);
}
typedef struct
{
DWORD pid;
@ -161,7 +189,7 @@ static void doCrash(int argc, char** argv)
{
crash_blackbox_t blackbox;
blackbox.pid=GetCurrentProcessId();
save_blackbox(argv[3], &blackbox, sizeof(blackbox));
save_blackbox(argv[3], &blackbox, sizeof(blackbox), NULL);
}
/* Just crash */
@ -182,13 +210,133 @@ typedef struct
DWORD nokill_err;
BOOL detach_rc;
DWORD detach_err;
DWORD failures;
} debugger_blackbox_t;
struct debugger_context
{
DWORD pid;
DWORD main_thread;
DEBUG_EVENT ev;
unsigned process_cnt;
unsigned thread_cnt;
unsigned dll_cnt;
void *image_base;
};
#define next_event(a,b) next_event_(__LINE__,a,b)
static void next_event_(unsigned line, struct debugger_context *ctx, unsigned timeout)
{
BOOL ret;
for (;;)
{
if (ctx->process_cnt && ctx->ev.dwDebugEventCode != -1)
{
ret = ContinueDebugEvent(ctx->ev.dwProcessId, ctx->ev.dwThreadId, DBG_CONTINUE);
ok_(__FILE__,line)(ret, "ContinueDebugEvent failed, last error %d.\n", GetLastError());
}
ret = WaitForDebugEvent(&ctx->ev, timeout);
if (!ret)
{
ok_(__FILE__,line)(GetLastError() == ERROR_SEM_TIMEOUT,
"WaitForDebugEvent failed, last error %d.\n", GetLastError());
ctx->ev.dwDebugEventCode = -1;
return;
}
if (ctx->ev.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT)
{
if (!ctx->process_cnt) ctx->pid = ctx->ev.dwProcessId;
ctx->process_cnt++;
}
if (ctx->ev.dwDebugEventCode == OUTPUT_DEBUG_STRING_EVENT) continue; /* ignore for now */
if (ctx->ev.dwProcessId == ctx->pid) break;
ok_(__FILE__,line)(ctx->process_cnt > 1, "unexpected event pid\n");
}
switch (ctx->ev.dwDebugEventCode)
{
case CREATE_PROCESS_DEBUG_EVENT:
ctx->thread_cnt++;
ctx->image_base = ctx->ev.u.CreateProcessInfo.lpBaseOfImage;
break;
case CREATE_THREAD_DEBUG_EVENT:
ctx->thread_cnt++;
break;
case EXIT_THREAD_DEBUG_EVENT:
ctx->thread_cnt--;
break;
case LOAD_DLL_DEBUG_EVENT:
ok(ctx->ev.u.LoadDll.lpBaseOfDll != ctx->image_base, "process image reported as DLL load event\n");
ctx->dll_cnt++;
break;
case UNLOAD_DLL_DEBUG_EVENT:
ctx->dll_cnt--;
break;
}
}
static void process_attach_events(struct debugger_context *ctx)
{
ctx->ev.dwDebugEventCode = -1;
next_event(ctx, 0);
ok(ctx->ev.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx->ev.dwDebugEventCode);
next_event(ctx, 0);
if (ctx->ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT) /* Vista+ reports ntdll.dll before reporting threads */
{
ok(ctx->ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx->ev.dwDebugEventCode);
todo_wine
ok(ctx->ev.u.LoadDll.lpBaseOfDll == ntdll, "The first reported DLL is not ntdll.dll\n");
next_event(ctx, 0);
}
while (ctx->ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT)
next_event(ctx, 0);
do
{
next_event(ctx, 2000);
if (ctx->ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT)
todo_wine_if(ctx->ev.u.LoadDll.lpBaseOfDll == ntdll)
ok(ctx->ev.u.LoadDll.lpBaseOfDll != ntdll, "ntdll.dll reported out of order\n");
} while (ctx->ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT || ctx->ev.dwDebugEventCode == UNLOAD_DLL_DEBUG_EVENT);
ok(ctx->dll_cnt > 2, "dll_cnt = %d\n", ctx->dll_cnt);
/* a new thread is created and it executes DbgBreakPoint, which causes the exception */
todo_wine
ok(ctx->ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx->ev.dwDebugEventCode);
if (ctx->ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT)
{
DWORD last_thread = ctx->ev.dwThreadId;
next_event(ctx, 2000);
ok(ctx->ev.dwThreadId == last_thread, "unexpected thread\n");
}
ok(ctx->ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx->ev.dwDebugEventCode);
ok(ctx->ev.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode = %x\n",
ctx->ev.u.Exception.ExceptionRecord.ExceptionCode);
todo_wine
ok(ctx->ev.u.Exception.ExceptionRecord.ExceptionAddress == pDbgBreakPoint, "ExceptionAddres != DbgBreakPoint\n");
/* flush debug events */
do next_event(ctx, 200);
while (ctx->ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT || ctx->ev.dwDebugEventCode == UNLOAD_DLL_DEBUG_EVENT
|| ctx->ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT || ctx->ev.dwDebugEventCode == EXIT_THREAD_DEBUG_EVENT);
ok(ctx->ev.dwDebugEventCode == -1, "dwDebugEventCode = %d\n", ctx->ev.dwDebugEventCode);
}
static void doDebugger(int argc, char** argv)
{
const char* logfile;
debugger_blackbox_t blackbox;
HANDLE start_event = 0, done_event = 0, debug_event;
char buf[4096] = "";
struct debugger_context ctx = { 0 };
blackbox.argc=argc;
logfile=(argc >= 4 ? argv[3] : NULL);
@ -204,10 +352,17 @@ static void doDebugger(int argc, char** argv)
else
blackbox.attach_rc=TRUE;
if (strstr(myARGV[2], "process"))
{
strcat(buf, "processing debug messages\n");
process_attach_events(&ctx);
}
debug_event=(argc >= 6 ? (HANDLE)(INT_PTR)atol(argv[5]) : NULL);
blackbox.debug_err=0;
if (debug_event && strstr(myARGV[2], "event"))
{
strcat(buf, "setting event\n");
blackbox.debug_rc=SetEvent(debug_event);
if (!blackbox.debug_rc)
blackbox.debug_err=GetLastError();
@ -215,6 +370,14 @@ static void doDebugger(int argc, char** argv)
else
blackbox.debug_rc=TRUE;
if (strstr(myARGV[2], "process"))
{
next_event(&ctx, 2000);
ok(ctx.ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionCode == STATUS_ACCESS_VIOLATION, "ExceptionCode = %x\n",
ctx.ev.u.Exception.ExceptionRecord.ExceptionCode);
}
if (logfile)
{
get_events(logfile, &start_event, &done_event);
@ -222,7 +385,7 @@ static void doDebugger(int argc, char** argv)
if (strstr(myARGV[2], "order"))
{
trace("debugger: waiting for the start signal...\n");
strcat(buf, "waiting for the start signal...\n");
WaitForSingleObject(start_event, INFINITE);
}
@ -246,11 +409,21 @@ static void doDebugger(int argc, char** argv)
else
blackbox.detach_rc=TRUE;
if (debug_event && strstr(myARGV[2], "late"))
{
strcat(buf, "setting event\n");
blackbox.debug_rc=SetEvent(debug_event);
if (!blackbox.debug_rc)
blackbox.debug_err=GetLastError();
}
strcat(buf, "done debugging...\n");
if (logfile)
{
save_blackbox(logfile, &blackbox, sizeof(blackbox));
blackbox.failures = winetest_get_failures();
save_blackbox(logfile, &blackbox, sizeof(blackbox), buf);
}
trace("debugger: done debugging...\n");
SetEvent(done_event);
/* Just exit with a known value */
@ -301,6 +474,7 @@ static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+2+1);
sprintf(cmd, "%s debugger crash \"%s\"", argv0, childlog);
trace("running %s...\n", dbgtasks);
memset(&startup, 0, sizeof(startup));
startup.cb = sizeof(startup);
startup.dwFlags = STARTF_USESHOWWINDOW;
@ -374,6 +548,7 @@ static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);
ok(!dbg_blackbox.failures, "debugger reported %u failures\n", dbg_blackbox.failures);
DeleteFileA(dbglog);
DeleteFileA(childlog);
@ -484,9 +659,13 @@ static void test_ExitCode(void)
else
win_skip("DebugSetProcessKillOnExit is not available\n");
if (pDebugActiveProcessStop)
{
crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");
crash_and_debug(hkey, test_exe, "dbg,attach,detach,late");
}
else
win_skip("DebugActiveProcessStop is not available\n");
crash_and_debug(hkey, test_exe, "dbg,attach,process,event,detach");
if (disposition == REG_CREATED_NEW_KEY)
{
@ -589,7 +768,7 @@ static void doChild(int argc, char **argv)
NtCurrentTeb()->Peb->BeingDebugged = TRUE;
blackbox.failures = child_failures;
save_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
save_blackbox(blackbox_file, &blackbox, sizeof(blackbox), NULL);
}
static void test_debug_loop(int argc, char **argv)
@ -680,6 +859,8 @@ static void doChildren(int argc, char **argv)
blackbox_file = argv[3];
run_background_thread();
p = strrchr(blackbox_file, '\\');
p = p ? p+1 : blackbox_file;
strcpy(event_name, p);
@ -715,7 +896,7 @@ static void doChildren(int argc, char **argv)
child_ok(ret, "CloseHandle failed, last error %d.\n", GetLastError());
blackbox.failures = child_failures;
save_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
save_blackbox(blackbox_file, &blackbox, sizeof(blackbox), NULL);
HeapFree(GetProcessHeap(), 0, cmd);
}
@ -731,7 +912,7 @@ static void test_debug_children(char *name, DWORD flag, BOOL debug_child)
HANDLE event_init, event_attach;
char *cmd;
BOOL debug, ret;
BOOL got_child_event = FALSE;
struct debugger_context ctx = { 0 };
if (!pDebugActiveProcessStop || !pCheckRemoteDebuggerPresent)
{
@ -766,35 +947,77 @@ static void test_debug_children(char *name, DWORD flag, BOOL debug_child)
if (!flag)
{
WaitForSingleObject(event_init, INFINITE);
Sleep(100);
ret = DebugActiveProcess(pi.dwProcessId);
ok(ret, "DebugActiveProcess failed, last error %d.\n", GetLastError());
ret = SetEvent(event_attach);
ok(ret, "SetEvent failed, last error %d.\n", GetLastError());
}
ret = pCheckRemoteDebuggerPresent(pi.hProcess, &debug);
ok(ret, "CheckRemoteDebuggerPresent failed, last error %d.\n", GetLastError());
ok(debug, "Expected debug != 0, got %x.\n", debug);
for (;;)
trace("starting debugger loop\n");
if (flag)
{
DEBUG_EVENT ev;
next_event(&ctx, 2000);
ok(ctx.ev.dwDebugEventCode == CREATE_PROCESS_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.pid == pi.dwProcessId, "unexpected dwProcessId %x\n", ctx.ev.dwProcessId == ctx.pid);
ret = WaitForDebugEvent(&ev, INFINITE);
ok(ret, "WaitForDebugEvent failed, last error %d.\n", GetLastError());
if (!ret) break;
next_event(&ctx, 2000);
ok(ctx.ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
if (ev.dwDebugEventCode==EXIT_PROCESS_DEBUG_EVENT && ev.dwProcessId==pi.dwProcessId) break;
else if (ev.dwProcessId != pi.dwProcessId) got_child_event = TRUE;
do next_event(&ctx, 2000);
while (ctx.ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT || ctx.ev.dwDebugEventCode == UNLOAD_DLL_DEBUG_EVENT
|| ctx.ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT);
ok(ctx.dll_cnt > 2, "dll_cnt = %d\n", ctx.dll_cnt);
ret = ContinueDebugEvent(ev.dwProcessId, ev.dwThreadId, DBG_CONTINUE);
ok(ret, "ContinueDebugEvent failed, last error %d.\n", GetLastError());
if (!ret) break;
ok(ctx.ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode = %x\n",
ctx.ev.u.Exception.ExceptionRecord.ExceptionCode);
}
if(debug_child)
ok(got_child_event, "didn't get any child events (flag: %x).\n", flag);
else
ok(!got_child_event, "got child event (flag: %x).\n", flag);
{
DWORD last_thread;
process_attach_events(&ctx);
ok(ctx.pid == pi.dwProcessId, "unexpected dwProcessId %x\n", ctx.pid);
ret = DebugBreakProcess(pi.hProcess);
ok(ret, "BreakProcess failed: %u\n", GetLastError());
/* a new thread, which executes DbgDebugBreak, is created */
next_event(&ctx, 2000);
todo_wine
ok(ctx.ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
last_thread = ctx.ev.dwThreadId;
if (ctx.ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT)
next_event(&ctx, 2000);
ok(ctx.ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.ev.dwThreadId == last_thread, "unexpected thread\n");
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode = %x\n",
ctx.ev.u.Exception.ExceptionRecord.ExceptionCode);
todo_wine
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress == pDbgBreakPoint, "ExceptionAddres != DbgBreakPoint\n");
ret = SetEvent(event_attach);
ok(ret, "SetEvent failed, last error %d.\n", GetLastError());
}
do next_event(&ctx, 2000);
while (ctx.ev.dwDebugEventCode == LOAD_DLL_DEBUG_EVENT || ctx.ev.dwDebugEventCode == UNLOAD_DLL_DEBUG_EVENT
|| ctx.ev.dwDebugEventCode == CREATE_THREAD_DEBUG_EVENT || ctx.ev.dwDebugEventCode == EXIT_THREAD_DEBUG_EVENT);
ok(ctx.ev.dwDebugEventCode == EXIT_PROCESS_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ret = ContinueDebugEvent(ctx.ev.dwProcessId, ctx.ev.dwThreadId, DBG_CONTINUE);
ok(ret, "ContinueDebugEvent failed, last error %d.\n", GetLastError());
if(debug_child)
ok(ctx.process_cnt == 2, "didn't get any child events (flag: %x).\n", flag);
else
ok(ctx.process_cnt == 1, "got child event (flag: %x).\n", flag);
CloseHandle(event_init);
CloseHandle(event_attach);
@ -820,6 +1043,9 @@ START_TEST(debugger)
pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");
pIsDebuggerPresent=(void*)GetProcAddress(hdll, "IsDebuggerPresent");
ntdll = GetModuleHandleA("ntdll.dll");
pDbgBreakPoint = (void*)GetProcAddress(ntdll, "DbgBreakPoint");
myARGC=winetest_get_mainargs(&myARGV);
if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
{