[PATCH v7 11/12] rtworkq/tests: Test queue shutdown with pending items.

[Conor McCarthy]

From: Conor McCarthy

---
 dlls/rtworkq/tests/rtworkq.c | 85 ++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)

diff --git a/dlls/rtworkq/tests/rtworkq.c b/dlls/rtworkq/tests/rtworkq.c
index 930e5fdc389..d938be3dd76 100644
--- a/dlls/rtworkq/tests/rtworkq.c
+++ b/dlls/rtworkq/tests/rtworkq.c
@@ -80,6 +80,7 @@ struct test_callback
     IRtwqAsyncCallback IRtwqAsyncCallback_iface;
     LONG refcount;
     HANDLE event;
+    UINT sleep_ms;
     IRtwqAsyncResult *result;
 };

@@ -132,6 +133,9 @@ static HRESULT WINAPI testcallback_Invoke(IRtwqAsyncCallback *iface, IRtwqAsyncR
 {
     struct test_callback *callback = impl_from_IRtwqAsyncCallback(iface);

+    if (callback->sleep_ms)
+        Sleep(callback->sleep_ms);
+
     callback->result = result;
     SetEvent(callback->event);

@@ -483,9 +487,90 @@ static void test_scheduled_items(void)
     IRtwqAsyncCallback_Release(&test_callback->IRtwqAsyncCallback_iface);
 }

+static void test_queue_shutdown(void)
+{
+    IRtwqAsyncResult *result, *result2, *callback_result;
+    struct test_callback *test_callback, *test_callback2;
+    DWORD res, queue;
+    LONG refcount;
+    HRESULT hr;
+
+    hr = RtwqStartup();
+    ok(hr == S_OK, "Failed to start up, hr %#lx.\n", hr);
+
+    test_callback = create_test_callback();
+    test_callback2 = create_test_callback();
+    test_callback->sleep_ms = 10;
+    test_callback2->sleep_ms = 10;
+
+    hr = RtwqCreateAsyncResult(NULL, &test_callback->IRtwqAsyncCallback_iface, NULL, &result);
+    ok(hr == S_OK, "Failed to create result, hr %#lx.\n", hr);
+    hr = RtwqCreateAsyncResult(NULL, &test_callback2->IRtwqAsyncCallback_iface, NULL, &result2);
+    ok(hr == S_OK, "Failed to create result, hr %#lx.\n", hr);
+    hr = RtwqPutWorkItem(RTWQ_CALLBACK_QUEUE_STANDARD, 0, result);
+    ok(hr == S_OK, "got %#lx\n", hr);
+    hr = RtwqPutWorkItem(RTWQ_CALLBACK_QUEUE_STANDARD, 0, result2);
+    ok(hr == S_OK, "got %#lx\n", hr);
+
+    /* At least the second item will be delayed until after shutdown. Execution still occurs after shutdown. */
+    hr = RtwqShutdown();
+    ok(hr == S_OK, "Failed to shut down, hr %#lx.\n", hr);
+
+    res = wait_async_callback_result(&test_callback->IRtwqAsyncCallback_iface, 100, &callback_result);
+    flaky_wine
+    ok(res == 0, "got %#lx\n", res);
+    res = wait_async_callback_result(&test_callback2->IRtwqAsyncCallback_iface, 100, &callback_result);
+    todo_wine
+    ok(res == 0, "got %#lx\n", res);
+
+    refcount = IRtwqAsyncResult_Release(result);
+    flaky_wine
+    ok(!refcount, "Unexpected refcount %ld.\n", refcount);
+    refcount = IRtwqAsyncResult_Release(result2);
+    todo_wine
+    ok(!refcount, "Unexpected refcount %ld.\n", refcount);
+
+    hr = RtwqStartup();
+    ok(hr == S_OK, "Failed to start up, hr %#lx.\n", hr);
+
+    hr = RtwqAllocateWorkQueue(RTWQ_STANDARD_WORKQUEUE, &queue);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    hr = RtwqCreateAsyncResult(NULL, &test_callback->IRtwqAsyncCallback_iface, NULL, &result);
+    ok(hr == S_OK, "Failed to create result, hr %#lx.\n", hr);
+    hr = RtwqCreateAsyncResult(NULL, &test_callback2->IRtwqAsyncCallback_iface, NULL, &result2);
+    ok(hr == S_OK, "Failed to create result, hr %#lx.\n", hr);
+    hr = RtwqPutWorkItem(queue, 0, result);
+    ok(hr == S_OK, "got %#lx\n", hr);
+    hr = RtwqPutWorkItem(queue, 0, result2);
+    ok(hr == S_OK, "got %#lx\n", hr);
+
+    /* Execution still occurs after unlock. */
+    RtwqUnlockWorkQueue(queue);
+
+    res = wait_async_callback_result(&test_callback->IRtwqAsyncCallback_iface, 100, &callback_result);
+    flaky_wine
+    ok(res == 0, "got %#lx\n", res);
+    res = wait_async_callback_result(&test_callback2->IRtwqAsyncCallback_iface, 100, &callback_result);
+    todo_wine
+    ok(res == 0, "got %#lx\n", res);
+
+    refcount = IRtwqAsyncResult_Release(result);
+    flaky_wine
+    ok(!refcount, "Unexpected refcount %ld.\n", refcount);
+    /* An internal reference to result2 may still be held here even in Windows. */
+    IRtwqAsyncResult_Release(result2);
+
+    hr = RtwqShutdown();
+    ok(hr == S_OK, "Failed to shut down, hr %#lx.\n", hr);
+
+    IRtwqAsyncCallback_Release(&test_callback->IRtwqAsyncCallback_iface);
+    IRtwqAsyncCallback_Release(&test_callback2->IRtwqAsyncCallback_iface);
+}
+
 START_TEST(rtworkq)
 {
     test_platform_init();
     test_work_queue();
     test_scheduled_items();
+    test_queue_shutdown();
 }