Adding unit test target

platformio.ini

@@ -103,6 +103,26 @@ lib_deps =
 board = ${common_env_data.board}
 build_type = release
 board_build.filesystem = littlefs
+build_src_filter = +<*> -<tests.cpp>
+
+[env:gravity-unit]
+upload_speed = ${common_env_data.upload_speed}
+monitor_speed = ${common_env_data.monitor_speed}
+framework = ${common_env_data.framework}
+platform = ${common_env_data.platform}
+extra_scripts = ${common_env_data.extra_scripts}
+build_unflags = ${common_env_data.build_unflags}
+build_flags = 
+  	${common_env_data.build_flags}
+	-D LOG_LEVEL=4
+lib_deps = 
+	https://github.com/mp-se/incbin						# https://github.com/graphitemaster/incbin
+	https://github.com/bxparks/AUnit#v1.6.1
+	${common_env_data.lib_deps}
+board = ${common_env_data.board}
+build_type = release
+board_build.filesystem = littlefs
+build_src_filter = +<*> -<main.cpp>
 
 [env:gravity32-release]
 framework = ${common_env_data.framework}
@@ -136,6 +156,7 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>
 
 [env:gravity32c3-release]
 framework = ${common_env_data.framework}
@@ -169,6 +190,7 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>
 
 [env:gravity32c3v1-release]
 framework = ${common_env_data.framework}
@@ -203,6 +225,7 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>
 
 [env:gravity32s2-release]
 framework = ${common_env_data.framework}
@@ -235,6 +258,7 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>
 
 [env:gravity32c3-debug]
 framework = ${common_env_data.framework}
@@ -283,6 +307,7 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>
 
 # This is a version for the floaty hardware. No DSB18 sensor and no battery measurement.
 [env:gravity32lite-release] 
@@ -317,3 +342,4 @@ board_build.embed_txtfiles =
 	html/about.min.htm
 	html/index.min.htm
 	html/test.min.htm
+build_src_filter = +<*> -<tests.cpp>

src/tests.cpp

@@ -0,0 +1,32 @@
+/*
+MIT License
+
+Copyright (c) 2022 Magnus
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ */
+#include <main.hpp>
+
+void setup() {
+}
+
+void loop() {
+}
+
+// EOF