[IMM32_APITEST] Add ImmIsUIMessage testcase (#3908)

- Add ImmIsUIMessage testcase in IMM32_APITEST. CORE-11700

modules/rostests/apitests/imm32/CMakeLists.txt

@@ -4,6 +4,7 @@ include_directories(${REACTOS_SOURCE_DIR}/sdk/include/reactos/wine)
 list(APPEND SOURCE
     clientimc.c
     imcc.c
+    ImmIsUIMessage.c
     testlist.c)
 
 add_executable(imm32_apitest ${SOURCE})

modules/rostests/apitests/imm32/ImmIsUIMessage.c

@@ -0,0 +1,29 @@
+/*
+ * PROJECT:     ReactOS api tests
+ * LICENSE:     GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
+ * PURPOSE:     Test for ImmIsUIMessage
+ * COPYRIGHT:   Copyright 2021 Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
+ */
+
+#include "precomp.h"
+
+START_TEST(ImmIsUIMessage)
+{
+    UINT uMsg;
+    BOOL ret;
+    for (uMsg = 0x100; uMsg < 0x300; ++uMsg)
+    {
+        ret = ImmIsUIMessageA(NULL, uMsg, 0, 0);
+        switch (uMsg)
+        {
+            case WM_IME_STARTCOMPOSITION: case WM_IME_ENDCOMPOSITION:
+            case WM_IME_COMPOSITION: case WM_IME_SETCONTEXT: case WM_IME_NOTIFY:
+            case WM_IME_COMPOSITIONFULL: case WM_IME_SELECT: case 0x287:
+                ok_int(ret, TRUE);
+                break;
+            default:
+                ok_int(ret, FALSE);
+                break;
+        }
+    }
+}

modules/rostests/apitests/imm32/testlist.c

@@ -4,10 +4,12 @@
 
 extern void func_clientimc(void);
 extern void func_imcc(void);
+extern void func_ImmIsUIMessage(void);
 
 const struct test winetest_testlist[] =
 {
     { "clientimc", func_clientimc },
     { "imcc", func_imcc },
+    { "ImmIsUIMessage", func_ImmIsUIMessage },
     { 0, 0 }
 };