kernel32/tests: Test for activation context switching between fibers.
This commit is contained in:
Jinoh Kang
Alexandre Julliard
parent
002d6a9475
commit
f7315ebe5b
1 changed files with 221 additions and 0 deletions
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@ -24,6 +24,7 @@
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#define WIN32_NO_STATUS
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#include <winternl.h>
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#include "wine/test.h"
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#include <winuser.h>
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static LPVOID (WINAPI *pCreateFiber)(SIZE_T,LPFIBER_START_ROUTINE,LPVOID);
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static LPVOID (WINAPI *pConvertThreadToFiber)(LPVOID);
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@ -791,6 +792,225 @@ static void test_FiberLocalStorageWithFibers(PFLS_CALLBACK_FUNCTION cbfunc)
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test_ConvertFiberToThread();
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}
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#define check_current_actctx_is(e,t) check_current_actctx_is_(__LINE__, e, t)
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static void check_current_actctx_is_(int line, HANDLE expected_actctx, BOOL todo)
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{
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HANDLE cur_actctx;
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BOOL ret;
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cur_actctx = (void*)0xdeadbeef;
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ret = GetCurrentActCtx(&cur_actctx);
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ok_(__FILE__, line)(ret, "thread GetCurrentActCtx failed, %lu\n", GetLastError());
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todo_wine_if(todo)
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ok_(__FILE__, line)(cur_actctx == expected_actctx, "got %p, expected %p\n", cur_actctx, expected_actctx);
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ReleaseActCtx(cur_actctx);
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}
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static DWORD WINAPI subthread_actctx_func(void *actctx)
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{
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HANDLE fiber;
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BOOL ret;
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check_current_actctx_is(actctx, FALSE);
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fiber = pConvertThreadToFiber(NULL);
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ok(fiber != NULL, "ConvertThreadToFiber returned error %lu\n", GetLastError());
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check_current_actctx_is(actctx, FALSE);
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fibers[2] = fiber;
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SwitchToFiber(fibers[0]);
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check_current_actctx_is(actctx, FALSE);
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ok(fibers[2] == fiber, "fibers[2]: expected %p, got %p\n", fiber, fibers[2]);
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fibers[2] = NULL;
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ret = pConvertFiberToThread();
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ok(ret, "ConvertFiberToThread returned error %lu\n", GetLastError());
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check_current_actctx_is(actctx, FALSE);
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return 0;
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}
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static void WINAPI fiber_actctx_func(void *actctx)
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{
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ULONG_PTR cookie;
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DWORD tid, wait;
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HANDLE thread;
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BOOL ret;
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check_current_actctx_is(NULL, TRUE);
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ret = ActivateActCtx(actctx, &cookie);
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ok(ret, "ActivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(actctx, FALSE);
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SwitchToFiber(fibers[0]);
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check_current_actctx_is(actctx, FALSE);
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thread = CreateThread(NULL, 0, subthread_actctx_func, actctx, 0, &tid);
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ok(thread != NULL, "CreateThread returned error %lu\n", GetLastError());
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wait = WaitForSingleObject(thread, INFINITE);
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ok(wait == WAIT_OBJECT_0, "WaitForSingleObject returned %lu (last error: %lu)\n",
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wait, GetLastError());
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CloseHandle(thread);
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ret = DeactivateActCtx(0, cookie);
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ok(ret, "DeactivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(NULL, TRUE);
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SwitchToFiber(fibers[0]);
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ok(0, "unreachable\n");
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}
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/* Test that activation context is switched on SwitchToFiber() call */
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static void subtest_fiber_actctx_switch(HANDLE current_actctx, HANDLE child_actctx)
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{
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fibers[1] = pCreateFiber(0, fiber_actctx_func, child_actctx);
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ok(fibers[1] != NULL, "CreateFiber returned error %lu\n", GetLastError());
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check_current_actctx_is(current_actctx, FALSE);
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SwitchToFiber(fibers[1]);
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check_current_actctx_is(current_actctx, TRUE);
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SwitchToFiber(fibers[1]);
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check_current_actctx_is(current_actctx, TRUE);
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SwitchToFiber(fibers[2]);
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check_current_actctx_is(current_actctx, FALSE);
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ok(fibers[2] == NULL, "expected fiber to be deleted (got %p)\n", fibers[2]);
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DeleteFiber(fibers[1]);
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fibers[1] = NULL;
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}
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static void WINAPI exit_thread_fiber_func(void *unused)
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{
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BOOL ret;
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ret = pConvertFiberToThread();
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ok(ret, "ConvertFiberToThread returned error %lu\n", GetLastError());
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ExitThread(16);
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}
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static DWORD WINAPI thread_actctx_func_early_exit(void *actctx)
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{
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HANDLE exit_thread_fiber;
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check_current_actctx_is(actctx, FALSE);
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fibers[1] = pConvertThreadToFiber(NULL);
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ok(fibers[1] != NULL, "ConvertThreadToFiber returned error %lu\n", GetLastError());
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check_current_actctx_is(actctx, FALSE);
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exit_thread_fiber = pCreateFiber(0, exit_thread_fiber_func, NULL);
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ok(exit_thread_fiber != NULL, "CreateFiber returned error %lu\n", GetLastError());
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/* exit thread, but keep current fiber */
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SwitchToFiber(exit_thread_fiber);
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check_current_actctx_is(actctx, TRUE);
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SwitchToFiber(fibers[0]);
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ok(0, "unreachable\n");
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return 17;
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}
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/* Test that fiber activation context stack is preserved regardless of creator thread's lifetime */
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static void subtest_fiber_actctx_preservation(HANDLE current_actctx, HANDLE child_actctx)
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{
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ULONG_PTR cookie;
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DWORD tid, wait;
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HANDLE thread;
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BOOL ret;
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ret = ActivateActCtx(child_actctx, &cookie);
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ok(ret, "ActivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(child_actctx, FALSE);
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thread = CreateThread(NULL, 0, thread_actctx_func_early_exit, child_actctx, 0, &tid);
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ok(thread != NULL, "CreateThread returned error %lu\n", GetLastError());
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ret = DeactivateActCtx(0, cookie);
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ok(ret, "DeactivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(current_actctx, FALSE);
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wait = WaitForSingleObject(thread, INFINITE);
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ok(wait == WAIT_OBJECT_0, "WaitForSingleObject returned %lu (last error: %lu)\n",
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wait, GetLastError());
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CloseHandle(thread);
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/* The exited thread has been converted to a fiber */
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SwitchToFiber(fibers[1]);
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check_current_actctx_is(current_actctx, FALSE);
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DeleteFiber(fibers[1]);
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fibers[1] = NULL;
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}
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static HANDLE create_actctx_from_module_manifest(void)
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{
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ACTCTXW actctx;
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memset(&actctx, 0, sizeof(ACTCTXW));
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actctx.cbSize = sizeof(actctx);
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actctx.dwFlags = ACTCTX_FLAG_HMODULE_VALID | ACTCTX_FLAG_RESOURCE_NAME_VALID;
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actctx.lpResourceName = MAKEINTRESOURCEW(124);
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actctx.hModule = GetModuleHandleW(NULL);
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return CreateActCtxW(&actctx);
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}
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static void test_fiber_actctx(void)
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{
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ULONG_PTR cookies[3];
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HANDLE actctxs[3];
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size_t i, j;
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BOOL ret;
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for (i = 0; i < ARRAY_SIZE(actctxs); i++)
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{
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actctxs[i] = create_actctx_from_module_manifest();
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ok(actctxs[i] != INVALID_HANDLE_VALUE, "failed to create context, error %lu\n", GetLastError());
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for (j = 0; j < i; j++)
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{
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ok(actctxs[i] != actctxs[j],
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"actctxs[%Iu] (%p) and actctxs[%Iu] (%p) should not alias\n",
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i, actctxs[i], j, actctxs[j]);
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}
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}
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ret = ActivateActCtx(actctxs[0], &cookies[0]);
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ok(ret, "ActivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(actctxs[0], FALSE);
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test_ConvertThreadToFiber();
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check_current_actctx_is(actctxs[0], FALSE);
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ret = ActivateActCtx(actctxs[1], &cookies[1]);
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ok(ret, "ActivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(actctxs[1], FALSE);
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subtest_fiber_actctx_switch(actctxs[1], actctxs[2]);
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subtest_fiber_actctx_preservation(actctxs[1], actctxs[2]);
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ret = DeactivateActCtx(0, cookies[1]);
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ok(ret, "DeactivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(actctxs[0], FALSE);
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test_ConvertFiberToThread();
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check_current_actctx_is(actctxs[0], FALSE);
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ret = DeactivateActCtx(0, cookies[0]);
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ok(ret, "DeactivateActCtx returned error %lu\n", GetLastError());
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check_current_actctx_is(NULL, FALSE);
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for (i = ARRAY_SIZE(actctxs); i > 0; )
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ReleaseActCtx(actctxs[--i]);
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}
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static void WINAPI fls_exit_deadlock_callback(void *arg)
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{
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if (arg == (void *)1)
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@ -873,5 +1093,6 @@ START_TEST(fiber)
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test_FiberLocalStorage();
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test_FiberLocalStorageCallback(FiberLocalStorageProc);
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test_FiberLocalStorageWithFibers(FiberLocalStorageProc);
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test_fiber_actctx();
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test_fls_exit_deadlock();
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}
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