winmm/tests: Add MCI_SETAUDIO command tests.

dlls/winmm/tests/mci.c

@@ -1329,6 +1329,20 @@ static void test_playWaveTypeMpegvideo(void)
     ok(status_parm.dwReturn == MCI_MODE_PLAY,
        "mciCommand status mode: %u\n", (DWORD)status_parm.dwReturn);
 
+    err = mciSendStringA("setaudio mysound volume to 1000", NULL, 0, NULL);
+    ok(!err,"mci setaudio volume to 1000 returned %s\n", dbg_mcierr(err));
+
+    err = mciSendStringA("status mysound mode", buf, sizeof(buf), NULL);
+    ok(!err,"mci status mode returned %s\n", dbg_mcierr(err));
+    todo_wine ok(!strcmp(buf,"playing"), "mci status mode: %s\n", buf);
+
+    err = mciSendStringA("setaudio mysound volume to 1001", NULL, 0, NULL);
+    todo_wine ok(err==MCIERR_OUTOFRANGE,"mci setaudio volume to 1001 returned %s\n", dbg_mcierr(err));
+
+    err = mciSendStringA("status mysound mode", buf, sizeof(buf), NULL);
+    ok(!err,"mci status mode returned %s\n", dbg_mcierr(err));
+    todo_wine ok(!strcmp(buf,"playing"), "mci status mode: %s\n", buf);
+
     err = mciSendStringA("close mysound", NULL, 0, NULL);
     ok(!err,"mci close returned %s\n", dbg_mcierr(err));
 }