[IMM32_APITEST] Add ImmEnumInputContext testcase (#4876)

Verify the IMM implementation. CORE-11700

modules/rostests/apitests/imm32/CMakeLists.txt

@@ -5,6 +5,7 @@ list(APPEND SOURCE
     clientimc.c
     himc.c
     imcc.c
+    ImmEnumInputContext.c
     ImmGetImeInfoEx.c
     ImmIsUIMessage.c
     JapanImeConvTestA.c

modules/rostests/apitests/imm32/ImmEnumInputContext.c

@@ -0,0 +1,166 @@
+/*
+ * PROJECT:     ReactOS api tests
+ * LICENSE:     GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
+ * PURPOSE:     Test for ImmEnumInputContext
+ * COPYRIGHT:   Copyright 2022 Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
+ */
+
+#include "precomp.h"
+#include <windowsx.h>
+
+static HWND s_hwnd = NULL;
+static INT s_nCounter = 0;
+static HIMC s_hImc1 = NULL;
+static HIMC s_hImc2 = NULL;
+static HIMC s_hImc3 = NULL;
+
+static BOOL CALLBACK
+ImcEnumProc(HIMC hImc, LPARAM lParam)
+{
+    trace("s_nCounter %d\n", s_nCounter);
+    switch (s_nCounter)
+    {
+        case 0:
+            ok_long((LONG)lParam, 0xDEADBEEF);
+            ok(hImc == s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            break;
+        case 1:
+            ok_long((LONG)lParam, 0xDEADFACE);
+            ok(hImc == s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            break;
+        case 2:
+            ok_long((LONG)lParam, 0xDEADFACE);
+            ok(hImc == s_hImc2, "hImc was %p, s_hImc2 was %p\n", hImc, s_hImc1);
+            break;
+        case 3:
+            ok_long((LONG)lParam, 0xBEEFCAFE);
+            ok(hImc == s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            break;
+        case 4:
+            ok_long((LONG)lParam, 0xAC1DFACE);
+            ok(hImc == s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            break;
+        case 5:
+            ok_long((LONG)lParam, 0xDEADBEEF);
+            ok(hImc != s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            ok(hImc != s_hImc2, "hImc was %p, s_hImc2 was %p\n", hImc, s_hImc2);
+            break;
+        case 6:
+            ok_long((LONG)lParam, 0xBEEFCAFE);
+            ok(hImc != s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            ok(hImc != s_hImc2, "hImc was %p, s_hImc2 was %p\n", hImc, s_hImc2);
+            break;
+        case 7:
+            ok_long((LONG)lParam, 0xDEADFACE);
+            ok(hImc != s_hImc1, "hImc was %p, s_hImc1 was %p\n", hImc, s_hImc1);
+            ok(hImc != s_hImc2, "hImc was %p, s_hImc2 was %p\n", hImc, s_hImc2);
+            break;
+        case 8:
+            ok_long((LONG)lParam, 0xDEADFACE);
+            ok(hImc == s_hImc3, "hImc was %p, s_hImc3 was %p\n", hImc, s_hImc3);
+            break;
+        default:
+            ok_long(0, 1);
+            ok_int(0, 1);
+            break;
+    }
+    ++s_nCounter;
+    return TRUE;
+}
+
+static DWORD WINAPI AnotherThreadFunc(LPVOID arg)
+{
+    ok_int(ImmEnumInputContext(0, ImcEnumProc, 0xDEADBEEF), TRUE);
+    ok_int(s_nCounter, 6);
+
+    ok_int(ImmEnumInputContext(GetCurrentThreadId(), ImcEnumProc, 0xBEEFCAFE), TRUE);
+    ok_int(s_nCounter, 7);
+
+    s_hImc3 = ImmCreateContext();
+
+    ok_int(ImmEnumInputContext(0, ImcEnumProc, 0xDEADFACE), TRUE);
+    ok_int(s_nCounter, 9);
+
+    ok_int(ImmDestroyContext(s_hImc3), TRUE);
+    s_hImc3 = NULL;
+
+    PostMessageW(s_hwnd, WM_COMMAND, IDYES, 0);
+    return 0;
+}
+
+/* WM_INITDIALOG */
+static BOOL OnInitDialog(HWND hwnd, HWND hwndFocus, LPARAM lParam)
+{
+    HANDLE hThread;
+
+    s_hwnd = hwnd;
+    s_nCounter = 0;
+
+    s_hImc1 = ImmGetContext(hwnd);
+    ok(s_hImc1 != NULL, "s_hImc1 was NULL\n");
+
+    ok_int(ImmEnumInputContext(0, ImcEnumProc, 0xDEADBEEF), TRUE);
+    ok_int(s_nCounter, 1);
+
+    ok_int(ImmEnumInputContext(1, ImcEnumProc, 0xFEEDF00D), FALSE);
+    ok_int(s_nCounter, 1);
+
+    s_hImc2 = ImmCreateContext();
+    ok(s_hImc2 != NULL, "s_hImc1 was NULL\n");
+
+    ok_int(ImmEnumInputContext(0, ImcEnumProc, 0xDEADFACE), TRUE);
+    ok_int(s_nCounter, 3);
+
+    ok_int(ImmDestroyContext(s_hImc2), TRUE);
+    s_hImc2 = NULL;
+
+    ok_int(ImmEnumInputContext(0, ImcEnumProc, 0xBEEFCAFE), TRUE);
+    ok_int(s_nCounter, 4);
+
+    ok_int(ImmEnumInputContext(GetCurrentThreadId(), ImcEnumProc, 0xAC1DFACE), TRUE);
+    ok_int(s_nCounter, 5);
+
+    hThread = CreateThread(NULL, 0, AnotherThreadFunc, NULL, 0, NULL);
+    if (hThread == NULL)
+    {
+        skip("hThread was NULL\n");
+        PostMessageW(hwnd, WM_COMMAND, IDNO, 0);
+    }
+    CloseHandle(hThread);
+
+    return TRUE;
+}
+
+/* WM_COMMAND */
+static void OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
+{
+    switch (id)
+    {
+        case IDOK:
+        case IDCANCEL:
+        case IDYES:
+            EndDialog(hwnd, id);
+            break;
+    }
+}
+
+static INT_PTR CALLBACK
+DialogProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+    switch (uMsg)
+    {
+        HANDLE_MSG(hwnd, WM_INITDIALOG, OnInitDialog);
+        HANDLE_MSG(hwnd, WM_COMMAND, OnCommand);
+    }
+    return 0;
+}
+
+START_TEST(ImmEnumInputContext)
+{
+    INT_PTR id;
+    id = DialogBoxW(GetModuleHandleW(NULL), MAKEINTRESOURCEW(1), NULL, DialogProc);
+    if (id != IDYES)
+    {
+        skip("Tests skipped\n");
+    }
+}

modules/rostests/apitests/imm32/testlist.c

@@ -5,6 +5,7 @@
 extern void func_clientimc(void);
 extern void func_himc(void);
 extern void func_imcc(void);
+extern void func_ImmEnumInputContext(void);
 extern void func_ImmGetImeInfoEx(void);
 extern void func_ImmIsUIMessage(void);
 extern void func_JapanImeConvTestA(void);
@@ -15,6 +16,7 @@ const struct test winetest_testlist[] =
     { "clientimc", func_clientimc },
     { "himc", func_himc },
     { "imcc", func_imcc },
+    { "ImmEnumInputContext", func_ImmEnumInputContext },
     { "ImmGetImeInfoEx", func_ImmGetImeInfoEx },
     { "ImmIsUIMessage", func_ImmIsUIMessage },
     { "JapanImeConvTestA", func_JapanImeConvTestA },