reg/tests: Add a test for REG_NONE with no data argument.

programs/reg/tests/reg.c

@@ -145,6 +145,10 @@ static void test_add(void)
     ok(r == REG_EXIT_SUCCESS, "got exit code %d\n", r);
     verify_reg(hkey, "none0", REG_NONE, "d\0e\0a\0d\0b\0e\0e\0f\0\0", 18, 0);
 
+    run_reg_exe("reg add HKCU\\" KEY_BASE " /v none1 /t REG_NONE /f", &r);
+    ok(r == REG_EXIT_SUCCESS, "got exit code %u, expected 0\n", r);
+    verify_reg(hkey, "none1", REG_NONE, "\0", 2, TODO_REG_SIZE);
+
     /* REG_SZ */
     run_reg_exe("reg add HKCU\\" KEY_BASE " /d WineTest /f", &r);
     ok(r == REG_EXIT_SUCCESS || broken(r == REG_EXIT_FAILURE /* WinXP */),