tests: mqtt: Add test to verify publish reception

Add MQTT test to verify PUBLISH message reception.

Signed-off-by: Robert Lubos <[email protected]>

Author: rlubos

tests/net/lib/mqtt_pubsub/CMakeLists.txt

@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.8.2)
+include($ENV{ZEPHYR_BASE}/cmake/app/boilerplate.cmake NO_POLICY_SCOPE)
+project(mqtt_subscriber)
+
+target_include_directories(app PRIVATE
+	$ENV{ZEPHYR_BASE}/subsys/net/ip
+	)
+FILE(GLOB app_sources src/*.c)
+target_sources(app PRIVATE ${app_sources})

tests/net/lib/mqtt_pubsub/prj.conf

@@ -0,0 +1,34 @@
+CONFIG_NETWORKING=y
+CONFIG_NET_TCP=y
+CONFIG_ENTROPY_GENERATOR=y
+CONFIG_TEST_RANDOM_GENERATOR=y
+CONFIG_NET_LOG=y
+CONFIG_INIT_STACKS=y
+
+CONFIG_NET_IPV6_RA_RDNSS=y
+CONFIG_NET_IF_UNICAST_IPV6_ADDR_COUNT=3
+CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=2
+
+CONFIG_STDOUT_CONSOLE=y
+
+# Enable IPv6 support
+CONFIG_NET_IPV6=n
+# Enable IPv4 support
+CONFIG_NET_IPV4=y
+
+# Enable the MQTT Lib
+CONFIG_MQTT_LIB=y
+
+CONFIG_NET_CONFIG_SETTINGS=y
+CONFIG_NET_CONFIG_MY_IPV6_ADDR="2001:db8::1"
+CONFIG_NET_CONFIG_PEER_IPV6_ADDR="2001:db8::2"
+
+CONFIG_NET_CONFIG_MY_IPV4_ADDR="192.0.2.1"
+CONFIG_NET_CONFIG_PEER_IPV4_ADDR="192.0.2.2"
+
+CONFIG_MAIN_STACK_SIZE=2048
+
+# For IPv6
+CONFIG_NET_BUF_DATA_SIZE=256
+
+CONFIG_ZTEST=y

tests/net/lib/mqtt_pubsub/src/config.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#ifndef __CONFIG_H__
+#define __CONFIG_H__
+
+#ifdef CONFIG_NET_CONFIG_SETTINGS
+#ifdef CONFIG_NET_IPV6
+#define ZEPHYR_ADDR CONFIG_NET_CONFIG_MY_IPV6_ADDR
+#define SERVER_ADDR CONFIG_NET_CONFIG_PEER_IPV6_ADDR
+#else
+#define ZEPHYR_ADDR CONFIG_NET_CONFIG_MY_IPV4_ADDR
+#define SERVER_ADDR CONFIG_NET_CONFIG_PEER_IPV4_ADDR
+#endif
+#else
+#ifdef CONFIG_NET_IPV6
+#define ZEPHYR_ADDR "2001:db8::1"
+#define SERVER_ADDR "2001:db8::2"
+#else
+#define ZEPHYR_ADDR "192.168.1.101"
+#define SERVER_ADDR "192.168.1.10"
+#endif
+#endif
+
+#define SERVER_PORT 1883
+
+#define APP_SLEEP_MSECS 500
+#define APP_TX_RX_TIMEOUT 300
+#define APP_NET_INIT_TIMEOUT 1000
+
+#define APP_CONNECT_TRIES 10
+
+#define APP_MAX_ITERATIONS 100
+
+#define MQTT_CLIENTID "zephyr_pubsub"
+
+#endif

tests/net/lib/mqtt_pubsub/src/main.c

@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <ztest.h>
+
+extern void test_mqtt_connect(void);
+extern void test_mqtt_subscribe(void);
+extern void test_mqtt_publish_short(void);
+extern void test_mqtt_publish_long(void);
+extern void test_mqtt_unsubscribe(void);
+extern void test_mqtt_disconnect(void);
+
+void test_main(void)
+{
+	ztest_test_suite(mqtt_test,
+			ztest_unit_test(test_mqtt_connect),
+			ztest_unit_test(test_mqtt_subscribe),
+			ztest_unit_test(test_mqtt_publish_short),
+			ztest_unit_test(test_mqtt_publish_long),
+			ztest_unit_test(test_mqtt_unsubscribe),
+			ztest_unit_test(test_mqtt_disconnect));
+	ztest_run_test_suite(mqtt_test);
+}