tests: add a test for coredump

This adds a simple test for coredump.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>

CODEOWNERS

@@ -534,6 +534,7 @@
 /tests/net/lib/coap/                      @rveerama1
 /tests/net/socket/socketpair/             @cfriedt
 /tests/net/socket/                        @jukkar @tbursztyka @pfalcon
+/tests/subsys/debug/coredump/             @dcpleung
 /tests/subsys/fs/                         @nashif @wentongwu
 /tests/subsys/settings/                   @nvlsianpu
 /tests/subsys/shell/                      @jakub-uC @nordic-krch

tests/subsys/debug/coredump/CMakeLists.txt

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.13.1)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(hello_world)
+
+target_sources(app PRIVATE src/main.c)

tests/subsys/debug/coredump/prj.conf

@@ -0,0 +1,4 @@
+CONFIG_LOG=y
+CONFIG_LOG_MINIMAL=y
+CONFIG_DEBUG_COREDUMP=y
+CONFIG_DEBUG_COREDUMP_BACKEND_LOGGING=y

tests/subsys/debug/coredump/src/main.c

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2012-2014 Wind River Systems, Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr.h>
+#include <sys/printk.h>
+
+void func_3(uint32_t *addr)
+{
+	/* For null pointer reference */
+	*addr = 0;
+}
+
+void func_2(uint32_t *addr)
+{
+	func_3(addr);
+}
+
+void func_1(uint32_t *addr)
+{
+	func_2(addr);
+}
+
+void main(void)
+{
+	printk("Coredump: %s\n", CONFIG_BOARD);
+
+	func_1(0);
+}

tests/subsys/debug/coredump/testcase.yaml

@@ -0,0 +1,14 @@
+tests:
+  coredump.logging_backend:
+    tags: ignore_faults ignore_qemu_crash
+    filter: CONFIG_ARCH_SUPPORTS_COREDUMP
+    harness: console
+    harness_config:
+      type: multi_line
+      regex:
+        - "Coredump: (.*)"
+        - "E: #CD:BEGIN#"
+        - "E: #CD:5([aA])45([0-9a-fA-F]+)"
+        - "E: #CD:41([0-9a-fA-F]+)"
+        - "E: #CD:4([dD])([0-9a-fA-F]+)"
+        - "E: #CD:END#"