[CI] modernize cmake build

Author: pennam

extras/test/.gitignore

@@ -1 +1,17 @@
-build
+build
+### CMake ###
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+
+### CMake Patch ###
+# External projects
+*-prefix/

extras/test/CMakeLists.txt

@@ -1,12 +1,22 @@
 ##########################################################################
 
 set(CMAKE_VERBOSE_MAKEFILE ON)
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.5)
 
 ##########################################################################
 
 project(testArduinoBLE)
 
+Include(FetchContent)
+
+FetchContent_Declare(
+  Catch2
+  GIT_REPOSITORY https://github.com/catchorg/Catch2.git
+  GIT_TAG        v3.4.0
+)
+
+FetchContent_MakeAvailable(Catch2)
+
 ##########################################################################
 
 set(CMAKE_CXX_STANDARD 11)
@@ -102,7 +112,6 @@ include_directories(../../src)
 include_directories(../../src/local)
 include_directories(../../src/remote)
 include_directories(../../src/utility)
-include_directories(external/catch/v2.12.1/include)
 
 target_include_directories(TEST_TARGET_DISC_DEVICE PUBLIC include/test_discovered_device)
 target_include_directories(TEST_TARGET_ADVERTISING_DATA PUBLIC include/test_advertising_data)
@@ -124,3 +133,7 @@ add_custom_command(TARGET TEST_TARGET_DISC_DEVICE POST_BUILD
 add_custom_command(TARGET TEST_TARGET_ADVERTISING_DATA POST_BUILD
   COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/TEST_TARGET_ADVERTISING_DATA
 )
+
+target_link_libraries( TEST_TARGET_UUID Catch2WithMain )
+target_link_libraries( TEST_TARGET_DISC_DEVICE Catch2WithMain )
+target_link_libraries( TEST_TARGET_ADVERTISING_DATA Catch2WithMain )