From d91f5f3dd7d80b690956d02807aa74253aebe19c Mon Sep 17 00:00:00 2001
From: px4dev <px4@purgatory.org>
Date: Sat, 18 Aug 2012 22:04:32 -0700
Subject: The beginnings of a new parameter system.

---
 apps/px4/tests/tests.h       |  1 +
 apps/px4/tests/tests_main.c  |  1 +
 apps/px4/tests/tests_param.c | 70 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 72 insertions(+)
 create mode 100644 apps/px4/tests/tests_param.c

(limited to 'apps/px4')

diff --git a/apps/px4/tests/tests.h b/apps/px4/tests/tests.h
index aa6dae1e0..f2e35972f 100644
--- a/apps/px4/tests/tests.h
+++ b/apps/px4/tests/tests.h
@@ -95,5 +95,6 @@ extern int	test_sleep(int argc, char *argv[]);
 extern int	test_time(int argc, char *argv[]);
 extern int	test_uart_console(int argc, char *argv[]);
 extern int	test_jig_voltages(int argc, char *argv[]);
+extern int	test_param(int argc, char *argv[]);
 
 #endif /* __APPS_PX4_TESTS_H */
diff --git a/apps/px4/tests/tests_main.c b/apps/px4/tests/tests_main.c
index 268e7d5f9..a4613288f 100644
--- a/apps/px4/tests/tests_main.c
+++ b/apps/px4/tests/tests_main.c
@@ -108,6 +108,7 @@ struct {
 	{"perf",		test_perf,	OPT_NOJIGTEST, 0},
 	{"all",			test_all,	OPT_NOALLTEST | OPT_NOJIGTEST, 0},
 	{"jig",			test_jig,	OPT_NOJIGTEST | OPT_NOALLTEST, 0},
+	{"param",		test_param,	0, 0},
 	{"help",		test_help,	OPT_NOALLTEST | OPT_NOHELP | OPT_NOJIGTEST, 0},
 	{NULL,			NULL, 		0, 0}
 };
diff --git a/apps/px4/tests/tests_param.c b/apps/px4/tests/tests_param.c
new file mode 100644
index 000000000..e564bda8f
--- /dev/null
+++ b/apps/px4/tests/tests_param.c
@@ -0,0 +1,70 @@
+/****************************************************************************
+ *
+ *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
+ *   Author: @author Lorenz Meier <lm@inf.ethz.ch>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name PX4 nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/**
+ * @file tests_param.c
+ *
+ * Tests related to the parameter system.
+ */
+
+#include <stdio.h>
+#include "systemlib/err.h"
+
+#include "systemlib/param/param.h"
+
+PARAM_DEFINE_INT32(test, 0x12345678);
+
+int
+test_param(int argc, char *argv[])
+{
+	param_t		p;
+
+	p = param_find("test");
+	if (p == PARAM_INVALID)
+		errx(1, "test parameter not found\n");
+
+	param_type_t t = param_type(p);
+	if (t != PARAM_TYPE_INT32)
+		errx(1, "test parameter type mismatch (got %u)\n", (unsigned)t);
+
+	int32_t	val;
+	if (param_get(p, &val) != 0)
+		errx(1, "failed to read test parameter\n");
+	if (val != 0x12345678)
+		errx(1, "parameter value mismatch\n");
+
+	warnx("parameter test PASS\n");
+
+	return 0;
+}
-- 
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