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>

test/cmd/Makefile

@@ -3,6 +3,8 @@
 # Copyright (c) 2013 Google, Inc
 # Copyright 2022-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
 
+obj-y += cmd_ut_cmd.o
+
 ifdef CONFIG_HUSH_PARSER
 obj-$(CONFIG_CONSOLE_RECORD) += test_echo.o
 endif

test/cmd/cmd_ut_cmd.c

@@ -0,0 +1,20 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2023 Google LLC
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * Unit tests for command functions
+ */
+
+#include <command.h>
+#include <test/cmd.h>
+#include <test/suites.h>
+#include <test/ut.h>
+
+int do_ut_cmd(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	struct unit_test *tests = UNIT_TEST_SUITE_START(cmd_test);
+	const int n_ents = UNIT_TEST_SUITE_COUNT(cmd_test);
+
+	return cmd_ut_category("cmd", "cmd_test_", tests, n_ents, argc, argv);
+}