test: Add a new suite for commands

Add a new suite for 'cmd' tests, used for testing commands. These are
kept in the test/cmd directory.

For now it is empty, but it will be used for coreboot-command tests.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/test/cmd.h b/include/test/cmd.h
new file mode 100644
index 0000000..c200570
--- /dev/null
+++ b/include/test/cmd.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright 2023 Google LLC
+ * Written by Simon Glass <sjg@chromium.org>
+ */
+
+#ifndef __TEST_CMD_H__
+#define __TEST_CMD_H__
+
+#include <test/test.h>
+
+/* Declare a new command test */
+#define CMD_TEST(_name, _flags) UNIT_TEST(_name, _flags, cmd_test)
+
+#endif /* __TEST_CMD_H__ */
diff --git a/include/test/suites.h b/include/test/suites.h
index ad4fc92..49224d8 100644
--- a/include/test/suites.h
+++ b/include/test/suites.h
@@ -34,6 +34,7 @@
 		  char *const argv[]);
 int do_ut_bloblist(struct cmd_tbl *cmdtp, int flag, int argc,
 		   char *const argv[]);
+int do_ut_cmd(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
 int do_ut_common(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
 int do_ut_compression(struct cmd_tbl *cmdtp, int flag, int argc,
 		      char *const argv[]);